selftests: bpf: break up the rest of test_verifier

Break up the rest of test_verifier tests into separate
files.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Acked-by: Jiong Wang <jiong.wang@netronome.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

22 files changed, 6051 insertions, 0 deletions

diff --git a/tools/testing/selftests/bpf/verifier/basic_instr.c b/tools/testing/selftests/bpf/verifier/basic_instr.c
index a18686a4bd75..ed91a7b9a456 100644
--- a/tools/testing/selftests/bpf/verifier/basic_instr.c
+++ b/tools/testing/selftests/bpf/verifier/basic_instr.c
@@ -90,3 +90,45 @@
 	},
 	.result = ACCEPT,
 },
+{
+	"invalid 64-bit BPF_END",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_0, 0),
+	{
+		.code  = BPF_ALU64 | BPF_END | BPF_TO_LE,
+		.dst_reg = BPF_REG_0,
+		.src_reg = 0,
+		.off   = 0,
+		.imm   = 32,
+	},
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "unknown opcode d7",
+	.result = REJECT,
+},
+{
+	"mov64 src == dst",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_2, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_2),
+	// Check bounds are OK
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
+{
+	"mov64 src != dst",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_3, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_3),
+	// Check bounds are OK
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
diff --git a/tools/testing/selftests/bpf/verifier/bounds_deduction.c b/tools/testing/selftests/bpf/verifier/bounds_deduction.c
new file mode 100644
index 000000000000..1fd07a4f27ac
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/bounds_deduction.c
@@ -0,0 +1,124 @@
+{
+	"check deducing bounds from const, 1",
+	.insns = {
+		BPF_MOV64_IMM(BPF_REG_0, 1),
+		BPF_JMP_IMM(BPF_JSGE, BPF_REG_0, 1, 0),
+		BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1),
+		BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "R0 tried to subtract pointer from scalar",
+},
+{
+	"check deducing bounds from const, 2",
+	.insns = {
+		BPF_MOV64_IMM(BPF_REG_0, 1),
+		BPF_JMP_IMM(BPF_JSGE, BPF_REG_0, 1, 1),
+		BPF_EXIT_INSN(),
+		BPF_JMP_IMM(BPF_JSLE, BPF_REG_0, 1, 1),
+		BPF_EXIT_INSN(),
+		BPF_ALU64_REG(BPF_SUB, BPF_REG_1, BPF_REG_0),
+		BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 1,
+},
+{
+	"check deducing bounds from const, 3",
+	.insns = {
+		BPF_MOV64_IMM(BPF_REG_0, 0),
+		BPF_JMP_IMM(BPF_JSLE, BPF_REG_0, 0, 0),
+		BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1),
+		BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "R0 tried to subtract pointer from scalar",
+},
+{
+	"check deducing bounds from const, 4",
+	.insns = {
+		BPF_MOV64_IMM(BPF_REG_0, 0),
+		BPF_JMP_IMM(BPF_JSLE, BPF_REG_0, 0, 1),
+		BPF_EXIT_INSN(),
+		BPF_JMP_IMM(BPF_JSGE, BPF_REG_0, 0, 1),
+		BPF_EXIT_INSN(),
+		BPF_ALU64_REG(BPF_SUB, BPF_REG_1, BPF_REG_0),
+		BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+},
+{
+	"check deducing bounds from const, 5",
+	.insns = {
+		BPF_MOV64_IMM(BPF_REG_0, 0),
+		BPF_JMP_IMM(BPF_JSGE, BPF_REG_0, 1, 1),
+		BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1),
+		BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "R0 tried to subtract pointer from scalar",
+},
+{
+	"check deducing bounds from const, 6",
+	.insns = {
+		BPF_MOV64_IMM(BPF_REG_0, 0),
+		BPF_JMP_IMM(BPF_JSGE, BPF_REG_0, 0, 1),
+		BPF_EXIT_INSN(),
+		BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1),
+		BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "R0 tried to subtract pointer from scalar",
+},
+{
+	"check deducing bounds from const, 7",
+	.insns = {
+		BPF_MOV64_IMM(BPF_REG_0, ~0),
+		BPF_JMP_IMM(BPF_JSGE, BPF_REG_0, 0, 0),
+		BPF_ALU64_REG(BPF_SUB, BPF_REG_1, BPF_REG_0),
+		BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+			    offsetof(struct __sk_buff, mark)),
+		BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "dereference of modified ctx ptr",
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"check deducing bounds from const, 8",
+	.insns = {
+		BPF_MOV64_IMM(BPF_REG_0, ~0),
+		BPF_JMP_IMM(BPF_JSGE, BPF_REG_0, 0, 1),
+		BPF_ALU64_REG(BPF_ADD, BPF_REG_1, BPF_REG_0),
+		BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+			    offsetof(struct __sk_buff, mark)),
+		BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "dereference of modified ctx ptr",
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"check deducing bounds from const, 9",
+	.insns = {
+		BPF_MOV64_IMM(BPF_REG_0, 0),
+		BPF_JMP_IMM(BPF_JSGE, BPF_REG_0, 0, 0),
+		BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1),
+		BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "R0 tried to subtract pointer from scalar",
+},
+{
+	"check deducing bounds from const, 10",
+	.insns = {
+		BPF_MOV64_IMM(BPF_REG_0, 0),
+		BPF_JMP_IMM(BPF_JSLE, BPF_REG_0, 0, 0),
+		/* Marks reg as unknown. */
+		BPF_ALU64_IMM(BPF_NEG, BPF_REG_0, 0),
+		BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1),
+		BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "math between ctx pointer and register with unbounded min value is not allowed",
+},
diff --git a/tools/testing/selftests/bpf/verifier/bpf_get_stack.c b/tools/testing/selftests/bpf/verifier/bpf_get_stack.c
new file mode 100644
index 000000000000..f24d50f09dbe
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/bpf_get_stack.c
@@ -0,0 +1,44 @@
+{
+	"bpf_get_stack return R0 within range",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 28),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_0),
+	BPF_MOV64_IMM(BPF_REG_9, sizeof(struct test_val)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_7),
+	BPF_MOV64_IMM(BPF_REG_3, sizeof(struct test_val)),
+	BPF_MOV64_IMM(BPF_REG_4, 256),
+	BPF_EMIT_CALL(BPF_FUNC_get_stack),
+	BPF_MOV64_IMM(BPF_REG_1, 0),
+	BPF_MOV64_REG(BPF_REG_8, BPF_REG_0),
+	BPF_ALU64_IMM(BPF_LSH, BPF_REG_8, 32),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_8, 32),
+	BPF_JMP_REG(BPF_JSLT, BPF_REG_1, BPF_REG_8, 16),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_9, BPF_REG_8),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_7),
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_2, BPF_REG_8),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_9),
+	BPF_ALU64_IMM(BPF_LSH, BPF_REG_1, 32),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_1, 32),
+	BPF_MOV64_REG(BPF_REG_3, BPF_REG_2),
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_3, BPF_REG_1),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_7),
+	BPF_MOV64_IMM(BPF_REG_5, sizeof(struct test_val)),
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_1, BPF_REG_5),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 4),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_MOV64_REG(BPF_REG_3, BPF_REG_9),
+	BPF_MOV64_IMM(BPF_REG_4, 0),
+	BPF_EMIT_CALL(BPF_FUNC_get_stack),
+	BPF_EXIT_INSN(),
+	},
+	.fixup_map_hash_48b = { 4 },
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+},
diff --git a/tools/testing/selftests/bpf/verifier/calls.c b/tools/testing/selftests/bpf/verifier/calls.c
new file mode 100644
index 000000000000..4004891afa9c
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/calls.c
@@ -0,0 +1,1942 @@
+{
+	"calls: basic sanity",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.result = ACCEPT,
+},
+{
+	"calls: not on unpriviledged",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.errstr_unpriv = "function calls to other bpf functions are allowed for root only",
+	.result_unpriv = REJECT,
+	.result = ACCEPT,
+	.retval = 1,
+},
+{
+	"calls: div by 0 in subprog",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 8),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_LDX_MEM(BPF_W, BPF_REG_1, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_0),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_2, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV32_IMM(BPF_REG_2, 0),
+	BPF_MOV32_IMM(BPF_REG_3, 1),
+	BPF_ALU32_REG(BPF_DIV, BPF_REG_3, BPF_REG_2),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 1,
+},
+{
+	"calls: multiple ret types in subprog 1",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 8),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_LDX_MEM(BPF_W, BPF_REG_1, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_0),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_2, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 1),
+	BPF_MOV32_IMM(BPF_REG_0, 42),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = REJECT,
+	.errstr = "R0 invalid mem access 'inv'",
+},
+{
+	"calls: multiple ret types in subprog 2",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 8),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_LDX_MEM(BPF_W, BPF_REG_1, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_0),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_2, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 9),
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 1),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_6,
+		    offsetof(struct __sk_buff, data)),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 64),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.fixup_map_hash_8b = { 16 },
+	.result = REJECT,
+	.errstr = "R0 min value is outside of the array range",
+},
+{
+	"calls: overlapping caller/callee",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "last insn is not an exit or jmp",
+	.result = REJECT,
+},
+{
+	"calls: wrong recursive calls",
+	.insns = {
+	BPF_JMP_IMM(BPF_JA, 0, 0, 4),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 4),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, -2),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, -2),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, -2),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "jump out of range",
+	.result = REJECT,
+},
+{
+	"calls: wrong src reg",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 2, 0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "BPF_CALL uses reserved fields",
+	.result = REJECT,
+},
+{
+	"calls: wrong off value",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, -1, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "BPF_CALL uses reserved fields",
+	.result = REJECT,
+},
+{
+	"calls: jump back loop",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, -1),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "back-edge from insn 0 to 0",
+	.result = REJECT,
+},
+{
+	"calls: conditional call",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, mark)),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 3),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "jump out of range",
+	.result = REJECT,
+},
+{
+	"calls: conditional call 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, mark)),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 3),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 4),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 3),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.result = ACCEPT,
+},
+{
+	"calls: conditional call 3",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, mark)),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 3),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 4),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, -6),
+	BPF_MOV64_IMM(BPF_REG_0, 3),
+	BPF_JMP_IMM(BPF_JA, 0, 0, -6),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "back-edge from insn",
+	.result = REJECT,
+},
+{
+	"calls: conditional call 4",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, mark)),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 3),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 4),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 3),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.result = ACCEPT,
+},
+{
+	"calls: conditional call 5",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, mark)),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 3),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 4),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, -6),
+	BPF_MOV64_IMM(BPF_REG_0, 3),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "back-edge from insn",
+	.result = REJECT,
+},
+{
+	"calls: conditional call 6",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, -2),
+	BPF_EXIT_INSN(),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, mark)),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "back-edge from insn",
+	.result = REJECT,
+},
+{
+	"calls: using r0 returned by callee",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.result = ACCEPT,
+},
+{
+	"calls: using uninit r0 from callee",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "!read_ok",
+	.result = REJECT,
+},
+{
+	"calls: callee is using r1",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, len)),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_ACT,
+	.result = ACCEPT,
+	.retval = TEST_DATA_LEN,
+},
+{
+	"calls: callee using args1",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.errstr_unpriv = "allowed for root only",
+	.result_unpriv = REJECT,
+	.result = ACCEPT,
+	.retval = POINTER_VALUE,
+},
+{
+	"calls: callee using wrong args2",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "R2 !read_ok",
+	.result = REJECT,
+},
+{
+	"calls: callee using two args",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_LDX_MEM(BPF_W, BPF_REG_1, BPF_REG_6,
+		    offsetof(struct __sk_buff, len)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_6,
+		    offsetof(struct __sk_buff, len)),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_0, BPF_REG_2),
+	BPF_EXIT_INSN(),
+	},
+	.errstr_unpriv = "allowed for root only",
+	.result_unpriv = REJECT,
+	.result = ACCEPT,
+	.retval = TEST_DATA_LEN + TEST_DATA_LEN - ETH_HLEN - ETH_HLEN,
+},
+{
+	"calls: callee changing pkt pointers",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_6, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_7, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_8, BPF_REG_6),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_8, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_8, BPF_REG_7, 2),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	/* clear_all_pkt_pointers() has to walk all frames
+	 * to make sure that pkt pointers in the caller
+	 * are cleared when callee is calling a helper that
+	 * adjusts packet size
+	 */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
+	BPF_MOV32_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_2, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_xdp_adjust_head),
+	BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "R6 invalid mem access 'inv'",
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"calls: two calls with args",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 6),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_7, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_7),
+	BPF_EXIT_INSN(),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, len)),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = TEST_DATA_LEN + TEST_DATA_LEN,
+},
+{
+	"calls: calls with stack arith",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -64),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -64),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -64),
+	BPF_MOV64_IMM(BPF_REG_0, 42),
+	BPF_STX_MEM(BPF_DW, BPF_REG_2, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 42,
+},
+{
+	"calls: calls with misaligned stack access",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -63),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -61),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -63),
+	BPF_MOV64_IMM(BPF_REG_0, 42),
+	BPF_STX_MEM(BPF_DW, BPF_REG_2, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.flags = F_LOAD_WITH_STRICT_ALIGNMENT,
+	.errstr = "misaligned stack access",
+	.result = REJECT,
+},
+{
+	"calls: calls control flow, jump test",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 42),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 43),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, -3),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 43,
+},
+{
+	"calls: calls control flow, jump test 2",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 42),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 43),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, -3),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "jump out of range from insn 1 to 4",
+	.result = REJECT,
+},
+{
+	"calls: two calls with bad jump",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 6),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_7, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_7),
+	BPF_EXIT_INSN(),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, len)),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, -3),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "jump out of range from insn 11 to 9",
+	.result = REJECT,
+},
+{
+	"calls: recursive call. test1",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, -1),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "back-edge",
+	.result = REJECT,
+},
+{
+	"calls: recursive call. test2",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, -3),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "back-edge",
+	.result = REJECT,
+},
+{
+	"calls: unreachable code",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "unreachable insn 6",
+	.result = REJECT,
+},
+{
+	"calls: invalid call",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, -4),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "invalid destination",
+	.result = REJECT,
+},
+{
+	"calls: invalid call 2",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 0x7fffffff),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "invalid destination",
+	.result = REJECT,
+},
+{
+	"calls: jumping across function bodies. test1",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, -3),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "jump out of range",
+	.result = REJECT,
+},
+{
+	"calls: jumping across function bodies. test2",
+	.insns = {
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 3),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "jump out of range",
+	.result = REJECT,
+},
+{
+	"calls: call without exit",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, -2),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "not an exit",
+	.result = REJECT,
+},
+{
+	"calls: call into middle of ld_imm64",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	BPF_LD_IMM64(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "last insn",
+	.result = REJECT,
+},
+{
+	"calls: call into middle of other call",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "last insn",
+	.result = REJECT,
+},
+{
+	"calls: ld_abs with changing ctx data in callee",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_LD_ABS(BPF_B, 0),
+	BPF_LD_ABS(BPF_H, 0),
+	BPF_LD_ABS(BPF_W, 0),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_6),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 5),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_7),
+	BPF_LD_ABS(BPF_B, 0),
+	BPF_LD_ABS(BPF_H, 0),
+	BPF_LD_ABS(BPF_W, 0),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_2, 1),
+	BPF_MOV64_IMM(BPF_REG_3, 2),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_skb_vlan_push),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "BPF_LD_[ABS|IND] instructions cannot be mixed",
+	.result = REJECT,
+},
+{
+	"calls: two calls with bad fallthrough",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 6),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_7, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_7),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_0),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+		    offsetof(struct __sk_buff, len)),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+	.errstr = "not an exit",
+	.result = REJECT,
+},
+{
+	"calls: two calls with stack read",
+	.insns = {
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 6),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_7, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_7),
+	BPF_EXIT_INSN(),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.result = ACCEPT,
+},
+{
+	"calls: two calls with stack write",
+	.insns = {
+	/* main prog */
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -16),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_10, -16),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_2),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 7),
+	BPF_MOV64_REG(BPF_REG_8, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 4),
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_8, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_8),
+	/* write into stack frame of main prog */
+	BPF_STX_MEM(BPF_DW, BPF_REG_7, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 2 */
+	/* read from stack frame of main prog */
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.result = ACCEPT,
+},
+{
+	"calls: stack overflow using two frames (pre-call access)",
+	.insns = {
+	/* prog 1 */
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -300, 0),
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+
+	/* prog 2 */
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -300, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.errstr = "combined stack size",
+	.result = REJECT,
+},
+{
+	"calls: stack overflow using two frames (post-call access)",
+	.insns = {
+	/* prog 1 */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 2),
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -300, 0),
+	BPF_EXIT_INSN(),
+
+	/* prog 2 */
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -300, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.errstr = "combined stack size",
+	.result = REJECT,
+},
+{
+	"calls: stack depth check using three frames. test1",
+	.insns = {
+	/* main */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 4), /* call A */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 5), /* call B */
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -32, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	/* A */
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -256, 0),
+	BPF_EXIT_INSN(),
+	/* B */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, -3), /* call A */
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -64, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	/* stack_main=32, stack_A=256, stack_B=64
+	 * and max(main+A, main+A+B) < 512
+	 */
+	.result = ACCEPT,
+},
+{
+	"calls: stack depth check using three frames. test2",
+	.insns = {
+	/* main */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 4), /* call A */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 5), /* call B */
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -32, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	/* A */
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -64, 0),
+	BPF_EXIT_INSN(),
+	/* B */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, -3), /* call A */
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -256, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	/* stack_main=32, stack_A=64, stack_B=256
+	 * and max(main+A, main+A+B) < 512
+	 */
+	.result = ACCEPT,
+},
+{
+	"calls: stack depth check using three frames. test3",
+	.insns = {
+	/* main */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 6), /* call A */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 8), /* call B */
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_6, 0, 1),
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -64, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	/* A */
+	BPF_JMP_IMM(BPF_JLT, BPF_REG_1, 10, 1),
+	BPF_EXIT_INSN(),
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -224, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, -3),
+	/* B */
+	BPF_JMP_IMM(BPF_JGT, BPF_REG_1, 2, 1),
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, -6), /* call A */
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -256, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	/* stack_main=64, stack_A=224, stack_B=256
+	 * and max(main+A, main+A+B) > 512
+	 */
+	.errstr = "combined stack",
+	.result = REJECT,
+},
+{
+	"calls: stack depth check using three frames. test4",
+	/* void main(void) {
+	 *   func1(0);
+	 *   func1(1);
+	 *   func2(1);
+	 * }
+	 * void func1(int alloc_or_recurse) {
+	 *   if (alloc_or_recurse) {
+	 *     frame_pointer[-300] = 1;
+	 *   } else {
+	 *     func2(alloc_or_recurse);
+	 *   }
+	 * }
+	 * void func2(int alloc_or_recurse) {
+	 *   if (alloc_or_recurse) {
+	 *     frame_pointer[-300] = 1;
+	 *   }
+	 * }
+	 */
+	.insns = {
+	/* main */
+	BPF_MOV64_IMM(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 6), /* call A */
+	BPF_MOV64_IMM(BPF_REG_1, 1),
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 4), /* call A */
+	BPF_MOV64_IMM(BPF_REG_1, 1),
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 7), /* call B */
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	/* A */
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 2),
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -300, 0),
+	BPF_EXIT_INSN(),
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 1), /* call B */
+	BPF_EXIT_INSN(),
+	/* B */
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 1),
+	BPF_ST_MEM(BPF_B, BPF_REG_10, -300, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.result = REJECT,
+	.errstr = "combined stack",
+},
+{
+	"calls: stack depth check using three frames. test5",
+	.insns = {
+	/* main */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 1), /* call A */
+	BPF_EXIT_INSN(),
+	/* A */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 1), /* call B */
+	BPF_EXIT_INSN(),
+	/* B */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 1), /* call C */
+	BPF_EXIT_INSN(),
+	/* C */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 1), /* call D */
+	BPF_EXIT_INSN(),
+	/* D */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 1), /* call E */
+	BPF_EXIT_INSN(),
+	/* E */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 1), /* call F */
+	BPF_EXIT_INSN(),
+	/* F */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 1), /* call G */
+	BPF_EXIT_INSN(),
+	/* G */
+	BPF_RAW_INSN(BPF_JMP|BPF_CALL, 0, 1, 0, 1), /* call H */
+	BPF_EXIT_INSN(),
+	/* H */
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.errstr = "call stack",
+	.result = REJECT,
+},
+{
+	"calls: spill into caller stack frame",
+	.insns = {
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_STX_MEM(BPF_DW, BPF_REG_1, BPF_REG_1, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.errstr = "cannot spill",
+	.result = REJECT,
+},
+{
+	"calls: write into caller stack frame",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
+	BPF_EXIT_INSN(),
+	BPF_ST_MEM(BPF_DW, BPF_REG_1, 0, 42),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.result = ACCEPT,
+	.retval = 42,
+},
+{
+	"calls: write into callee stack frame",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 42),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, -8),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.errstr = "cannot return stack pointer",
+	.result = REJECT,
+},
+{
+	"calls: two calls with stack write and void return",
+	.insns = {
+	/* main prog */
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -16),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_10, -16),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_2),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_7),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+
+	/* subprog 2 */
+	/* write into stack frame of main prog */
+	BPF_ST_MEM(BPF_DW, BPF_REG_1, 0, 0),
+	BPF_EXIT_INSN(), /* void return */
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.result = ACCEPT,
+},
+{
+	"calls: ambiguous return value",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 5),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 1),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr_unpriv = "allowed for root only",
+	.result_unpriv = REJECT,
+	.errstr = "R0 !read_ok",
+	.result = REJECT,
+},
+{
+	"calls: two calls that return map_value",
+	.insns = {
+	/* main prog */
+	/* pass fp-16, fp-8 into a function */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -16),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 8),
+
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_10, -8),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 1),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+	/* fetch secound map_value_ptr from the stack */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_10, -16),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 1),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	/* call 3rd function twice */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_2),
+	/* first time with fp-8 */
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_7),
+	/* second time with fp-16 */
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+
+	/* subprog 2 */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	/* lookup from map */
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	/* write map_value_ptr into stack frame of main prog */
+	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(), /* return 0 */
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.fixup_map_hash_8b = { 23 },
+	.result = ACCEPT,
+},
+{
+	"calls: two calls that return map_value with bool condition",
+	.insns = {
+	/* main prog */
+	/* pass fp-16, fp-8 into a function */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -16),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	/* call 3rd function twice */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_2),
+	/* first time with fp-8 */
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 9),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 1, 2),
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_7),
+	/* second time with fp-16 */
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 4),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 1, 2),
+	/* fetch secound map_value_ptr from the stack */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_7, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 2 */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	/* lookup from map */
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(), /* return 0 */
+	/* write map_value_ptr into stack frame of main prog */
+	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(), /* return 1 */
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.fixup_map_hash_8b = { 23 },
+	.result = ACCEPT,
+},
+{
+	"calls: two calls that return map_value with incorrect bool check",
+	.insns = {
+	/* main prog */
+	/* pass fp-16, fp-8 into a function */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -16),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	/* call 3rd function twice */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_2),
+	/* first time with fp-8 */
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 9),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 1, 2),
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_6, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_7),
+	/* second time with fp-16 */
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 4),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	/* fetch secound map_value_ptr from the stack */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_7, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 2 */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	/* lookup from map */
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(), /* return 0 */
+	/* write map_value_ptr into stack frame of main prog */
+	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(), /* return 1 */
+	},
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.fixup_map_hash_8b = { 23 },
+	.result = REJECT,
+	.errstr = "invalid read from stack off -16+0 size 8",
+},
+{
+	"calls: two calls that receive map_value via arg=ptr_stack_of_caller. test1",
+	.insns = {
+	/* main prog */
+	/* pass fp-16, fp-8 into a function */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -16),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_2),
+	/* 1st lookup from map */
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_8, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	/* write map_value_ptr into stack frame of main prog at fp-8 */
+	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_8, 1),
+
+	/* 2nd lookup from map */
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10), /* 20 */
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, /* 24 */
+		     BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_9, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	/* write map_value_ptr into stack frame of main prog at fp-16 */
+	BPF_STX_MEM(BPF_DW, BPF_REG_7, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_9, 1),
+
+	/* call 3rd func with fp-8, 0|1, fp-16, 0|1 */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6), /* 30 */
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_8),
+	BPF_MOV64_REG(BPF_REG_3, BPF_REG_7),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_9),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),  /* 34 */
+	BPF_EXIT_INSN(),
+
+	/* subprog 2 */
+	/* if arg2 == 1 do *arg1 = 0 */
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_2, 1, 2),
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+
+	/* if arg4 == 1 do *arg3 = 0 */
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_4, 1, 2),
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_3, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 2, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.fixup_map_hash_8b = { 12, 22 },
+	.result = REJECT,
+	.errstr = "invalid access to map value, value_size=8 off=2 size=8",
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"calls: two calls that receive map_value via arg=ptr_stack_of_caller. test2",
+	.insns = {
+	/* main prog */
+	/* pass fp-16, fp-8 into a function */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -16),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_2),
+	/* 1st lookup from map */
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_8, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	/* write map_value_ptr into stack frame of main prog at fp-8 */
+	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_8, 1),
+
+	/* 2nd lookup from map */
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10), /* 20 */
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, /* 24 */
+		     BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_9, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	/* write map_value_ptr into stack frame of main prog at fp-16 */
+	BPF_STX_MEM(BPF_DW, BPF_REG_7, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_9, 1),
+
+	/* call 3rd func with fp-8, 0|1, fp-16, 0|1 */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6), /* 30 */
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_8),
+	BPF_MOV64_REG(BPF_REG_3, BPF_REG_7),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_9),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),  /* 34 */
+	BPF_EXIT_INSN(),
+
+	/* subprog 2 */
+	/* if arg2 == 1 do *arg1 = 0 */
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_2, 1, 2),
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+
+	/* if arg4 == 1 do *arg3 = 0 */
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_4, 1, 2),
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_3, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.fixup_map_hash_8b = { 12, 22 },
+	.result = ACCEPT,
+},
+{
+	"calls: two jumps that receive map_value via arg=ptr_stack_of_jumper. test3",
+	.insns = {
+	/* main prog */
+	/* pass fp-16, fp-8 into a function */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -16),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_2),
+	/* 1st lookup from map */
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -24, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -24),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_8, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	/* write map_value_ptr into stack frame of main prog at fp-8 */
+	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_8, 1),
+
+	/* 2nd lookup from map */
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -24),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_9, 0),  // 26
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	/* write map_value_ptr into stack frame of main prog at fp-16 */
+	BPF_STX_MEM(BPF_DW, BPF_REG_7, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_9, 1),
+
+	/* call 3rd func with fp-8, 0|1, fp-16, 0|1 */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6), // 30
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_8),
+	BPF_MOV64_REG(BPF_REG_3, BPF_REG_7),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_9),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_1, 0, 1), // 34
+	BPF_JMP_IMM(BPF_JA, 0, 0, -30),
+
+	/* subprog 2 */
+	/* if arg2 == 1 do *arg1 = 0 */
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_2, 1, 2),
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+
+	/* if arg4 == 1 do *arg3 = 0 */
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_4, 1, 2),
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_3, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 2, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, -8),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.fixup_map_hash_8b = { 12, 22 },
+	.result = REJECT,
+	.errstr = "invalid access to map value, value_size=8 off=2 size=8",
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"calls: two calls that receive map_value_ptr_or_null via arg. test1",
+	.insns = {
+	/* main prog */
+	/* pass fp-16, fp-8 into a function */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -16),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_2),
+	/* 1st lookup from map */
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	/* write map_value_ptr_or_null into stack frame of main prog at fp-8 */
+	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_0, 0),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_8, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_MOV64_IMM(BPF_REG_8, 1),
+
+	/* 2nd lookup from map */
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	/* write map_value_ptr_or_null into stack frame of main prog at fp-16 */
+	BPF_STX_MEM(BPF_DW, BPF_REG_7, BPF_REG_0, 0),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_9, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_MOV64_IMM(BPF_REG_9, 1),
+
+	/* call 3rd func with fp-8, 0|1, fp-16, 0|1 */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_8),
+	BPF_MOV64_REG(BPF_REG_3, BPF_REG_7),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_9),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+
+	/* subprog 2 */
+	/* if arg2 == 1 do *arg1 = 0 */
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_2, 1, 2),
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+
+	/* if arg4 == 1 do *arg3 = 0 */
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_4, 1, 2),
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_3, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.fixup_map_hash_8b = { 12, 22 },
+	.result = ACCEPT,
+},
+{
+	"calls: two calls that receive map_value_ptr_or_null via arg. test2",
+	.insns = {
+	/* main prog */
+	/* pass fp-16, fp-8 into a function */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -8),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -16),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_2),
+	/* 1st lookup from map */
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	/* write map_value_ptr_or_null into stack frame of main prog at fp-8 */
+	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_0, 0),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_8, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_MOV64_IMM(BPF_REG_8, 1),
+
+	/* 2nd lookup from map */
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	/* write map_value_ptr_or_null into stack frame of main prog at fp-16 */
+	BPF_STX_MEM(BPF_DW, BPF_REG_7, BPF_REG_0, 0),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_9, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_MOV64_IMM(BPF_REG_9, 1),
+
+	/* call 3rd func with fp-8, 0|1, fp-16, 0|1 */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_8),
+	BPF_MOV64_REG(BPF_REG_3, BPF_REG_7),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_9),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+
+	/* subprog 2 */
+	/* if arg2 == 1 do *arg1 = 0 */
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_2, 1, 2),
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+
+	/* if arg4 == 0 do *arg3 = 0 */
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_4, 0, 2),
+	/* fetch map_value_ptr from the stack of this function */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_3, 0),
+	/* write into map value */
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.fixup_map_hash_8b = { 12, 22 },
+	.result = REJECT,
+	.errstr = "R0 invalid mem access 'inv'",
+},
+{
+	"calls: pkt_ptr spill into caller stack",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	/* spill unchecked pkt_ptr into stack of caller */
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 2),
+	/* now the pkt range is verified, read pkt_ptr from stack */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_2, BPF_REG_4, 0),
+	/* write 4 bytes into packet */
+	BPF_ST_MEM(BPF_W, BPF_REG_2, 0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.retval = POINTER_VALUE,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"calls: pkt_ptr spill into caller stack 2",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	/* Marking is still kept, but not in all cases safe. */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_10, -8),
+	BPF_ST_MEM(BPF_W, BPF_REG_4, 0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	/* spill unchecked pkt_ptr into stack of caller */
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 2),
+	/* now the pkt range is verified, read pkt_ptr from stack */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_2, BPF_REG_4, 0),
+	/* write 4 bytes into packet */
+	BPF_ST_MEM(BPF_W, BPF_REG_2, 0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "invalid access to packet",
+	.result = REJECT,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"calls: pkt_ptr spill into caller stack 3",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 4),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2),
+	/* Marking is still kept and safe here. */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_10, -8),
+	BPF_ST_MEM(BPF_W, BPF_REG_4, 0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	/* spill unchecked pkt_ptr into stack of caller */
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_5, 0),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 3),
+	BPF_MOV64_IMM(BPF_REG_5, 1),
+	/* now the pkt range is verified, read pkt_ptr from stack */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_2, BPF_REG_4, 0),
+	/* write 4 bytes into packet */
+	BPF_ST_MEM(BPF_W, BPF_REG_2, 0, 0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_5),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 1,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"calls: pkt_ptr spill into caller stack 4",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 4),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2),
+	/* Check marking propagated. */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_10, -8),
+	BPF_ST_MEM(BPF_W, BPF_REG_4, 0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	/* spill unchecked pkt_ptr into stack of caller */
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_5, 0),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 2),
+	BPF_MOV64_IMM(BPF_REG_5, 1),
+	/* don't read back pkt_ptr from stack here */
+	/* write 4 bytes into packet */
+	BPF_ST_MEM(BPF_W, BPF_REG_2, 0, 0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_5),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 1,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"calls: pkt_ptr spill into caller stack 5",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_10, -8),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_4, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_MOV64_IMM(BPF_REG_5, 0),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 3),
+	/* spill checked pkt_ptr into stack of caller */
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_5, 1),
+	/* don't read back pkt_ptr from stack here */
+	/* write 4 bytes into packet */
+	BPF_ST_MEM(BPF_W, BPF_REG_2, 0, 0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_5),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "same insn cannot be used with different",
+	.result = REJECT,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"calls: pkt_ptr spill into caller stack 6",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_10, -8),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_4, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_MOV64_IMM(BPF_REG_5, 0),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 3),
+	/* spill checked pkt_ptr into stack of caller */
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_5, 1),
+	/* don't read back pkt_ptr from stack here */
+	/* write 4 bytes into packet */
+	BPF_ST_MEM(BPF_W, BPF_REG_2, 0, 0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_5),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "R4 invalid mem access",
+	.result = REJECT,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"calls: pkt_ptr spill into caller stack 7",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_2, 0),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_10, -8),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_4, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_MOV64_IMM(BPF_REG_5, 0),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 3),
+	/* spill checked pkt_ptr into stack of caller */
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_5, 1),
+	/* don't read back pkt_ptr from stack here */
+	/* write 4 bytes into packet */
+	BPF_ST_MEM(BPF_W, BPF_REG_2, 0, 0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_5),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "R4 invalid mem access",
+	.result = REJECT,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"calls: pkt_ptr spill into caller stack 8",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_0, BPF_REG_3, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_10, -8),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_4, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_MOV64_IMM(BPF_REG_5, 0),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 3),
+	/* spill checked pkt_ptr into stack of caller */
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_5, 1),
+	/* don't read back pkt_ptr from stack here */
+	/* write 4 bytes into packet */
+	BPF_ST_MEM(BPF_W, BPF_REG_2, 0, 0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_5),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"calls: pkt_ptr spill into caller stack 9",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_0, BPF_REG_3, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_10, -8),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_4, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_MOV64_IMM(BPF_REG_5, 0),
+	/* spill unchecked pkt_ptr into stack of caller */
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_2, 0),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 2),
+	BPF_MOV64_IMM(BPF_REG_5, 1),
+	/* don't read back pkt_ptr from stack here */
+	/* write 4 bytes into packet */
+	BPF_ST_MEM(BPF_W, BPF_REG_2, 0, 0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_5),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "invalid access to packet",
+	.result = REJECT,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"calls: caller stack init to zero or map_value_or_null",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_0, -8),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 4),
+	/* fetch map_value_or_null or const_zero from stack */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_10, -8),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 1),
+	/* store into map_value */
+	BPF_ST_MEM(BPF_W, BPF_REG_0, 0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	/* if (ctx == 0) return; */
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 8),
+	/* else bpf_map_lookup() and *(fp - 8) = r0 */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	/* write map_value_ptr_or_null into stack frame of main prog at fp-8 */
+	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.fixup_map_hash_8b = { 13 },
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"calls: stack init to zero and pruning",
+	.insns = {
+	/* first make allocated_stack 16 byte */
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -16, 0),
+	/* now fork the execution such that the false branch
+	 * of JGT insn will be verified second and it skisp zero
+	 * init of fp-8 stack slot. If stack liveness marking
+	 * is missing live_read marks from call map_lookup
+	 * processing then pruning will incorrectly assume
+	 * that fp-8 stack slot was unused in the fall-through
+	 * branch and will accept the program incorrectly
+	 */
+	BPF_JMP_IMM(BPF_JGT, BPF_REG_1, 2, 2),
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	BPF_EXIT_INSN(),
+	},
+	.fixup_map_hash_48b = { 6 },
+	.errstr = "invalid indirect read from stack off -8+0 size 8",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"calls: ctx read at start of subprog",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 5),
+	BPF_JMP_REG(BPF_JSGT, BPF_REG_0, BPF_REG_0, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_EXIT_INSN(),
+	BPF_LDX_MEM(BPF_B, BPF_REG_9, BPF_REG_1, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SOCKET_FILTER,
+	.errstr_unpriv = "function calls to other bpf functions are allowed for root only",
+	.result_unpriv = REJECT,
+	.result = ACCEPT,
+},
+{
+	"calls: cross frame pruning",
+	.insns = {
+	/* r8 = !!random();
+	 * call pruner()
+	 * if (r8)
+	 *     do something bad;
+	 */
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32),
+	BPF_MOV64_IMM(BPF_REG_8, 0),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 1),
+	BPF_MOV64_IMM(BPF_REG_8, 1),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 4),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_8, 1, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_9, BPF_REG_1, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SOCKET_FILTER,
+	.errstr_unpriv = "function calls to other bpf functions are allowed for root only",
+	.errstr = "!read_ok",
+	.result = REJECT,
+},
diff --git a/tools/testing/selftests/bpf/verifier/cgroup_inv_retcode.c b/tools/testing/selftests/bpf/verifier/cgroup_inv_retcode.c
new file mode 100644
index 000000000000..6d65fe3e7321
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/cgroup_inv_retcode.c
@@ -0,0 +1,72 @@
+{
+	"bpf_exit with invalid return code. test1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R0 has value (0x0; 0xffffffff)",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_CGROUP_SOCK,
+},
+{
+	"bpf_exit with invalid return code. test2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, 0),
+	BPF_ALU64_IMM(BPF_AND, BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_CGROUP_SOCK,
+},
+{
+	"bpf_exit with invalid return code. test3",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, 0),
+	BPF_ALU64_IMM(BPF_AND, BPF_REG_0, 3),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R0 has value (0x0; 0x3)",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_CGROUP_SOCK,
+},
+{
+	"bpf_exit with invalid return code. test4",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_CGROUP_SOCK,
+},
+{
+	"bpf_exit with invalid return code. test5",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R0 has value (0x2; 0x0)",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_CGROUP_SOCK,
+},
+{
+	"bpf_exit with invalid return code. test6",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R0 is not a known value (ctx)",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_CGROUP_SOCK,
+},
+{
+	"bpf_exit with invalid return code. test7",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, 0),
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, 4),
+	BPF_ALU64_REG(BPF_MUL, BPF_REG_0, BPF_REG_2),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R0 has unknown scalar value",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_CGROUP_SOCK,
+},
diff --git a/tools/testing/selftests/bpf/verifier/ctx.c b/tools/testing/selftests/bpf/verifier/ctx.c
index 0d623af34471..92762c08f5e3 100644
--- a/tools/testing/selftests/bpf/verifier/ctx.c
+++ b/tools/testing/selftests/bpf/verifier/ctx.c
@@ -21,3 +21,73 @@
 	.result = REJECT,
 	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
 },
+{
+	"arithmetic ops make PTR_TO_CTX unusable",
+	.insns = {
+		BPF_ALU64_IMM(BPF_ADD, BPF_REG_1,
+			      offsetof(struct __sk_buff, data) -
+			      offsetof(struct __sk_buff, mark)),
+		BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+			    offsetof(struct __sk_buff, mark)),
+		BPF_EXIT_INSN(),
+	},
+	.errstr = "dereference of modified ctx ptr",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+},
+{
+	"pass unmodified ctx pointer to helper",
+	.insns = {
+		BPF_MOV64_IMM(BPF_REG_2, 0),
+		BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0,
+			     BPF_FUNC_csum_update),
+		BPF_MOV64_IMM(BPF_REG_0, 0),
+		BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
+{
+	"pass modified ctx pointer to helper, 1",
+	.insns = {
+		BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -612),
+		BPF_MOV64_IMM(BPF_REG_2, 0),
+		BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0,
+			     BPF_FUNC_csum_update),
+		BPF_MOV64_IMM(BPF_REG_0, 0),
+		BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = REJECT,
+	.errstr = "dereference of modified ctx ptr",
+},
+{
+	"pass modified ctx pointer to helper, 2",
+	.insns = {
+		BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, -612),
+		BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0,
+			     BPF_FUNC_get_socket_cookie),
+		BPF_MOV64_IMM(BPF_REG_0, 0),
+		BPF_EXIT_INSN(),
+	},
+	.result_unpriv = REJECT,
+	.result = REJECT,
+	.errstr_unpriv = "dereference of modified ctx ptr",
+	.errstr = "dereference of modified ctx ptr",
+},
+{
+	"pass modified ctx pointer to helper, 3",
+	.insns = {
+		BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, 0),
+		BPF_ALU64_IMM(BPF_AND, BPF_REG_3, 4),
+		BPF_ALU64_REG(BPF_ADD, BPF_REG_1, BPF_REG_3),
+		BPF_MOV64_IMM(BPF_REG_2, 0),
+		BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0,
+			     BPF_FUNC_csum_update),
+		BPF_MOV64_IMM(BPF_REG_0, 0),
+		BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = REJECT,
+	.errstr = "variable ctx access var_off=(0x0; 0x4)",
+},
diff --git a/tools/testing/selftests/bpf/verifier/ctx_skb.c b/tools/testing/selftests/bpf/verifier/ctx_skb.c
index f32e4da991dd..881f1c7f57a1 100644
--- a/tools/testing/selftests/bpf/verifier/ctx_skb.c
+++ b/tools/testing/selftests/bpf/verifier/ctx_skb.c
@@ -999,3 +999,35 @@
 	.result = ACCEPT,
 	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
 },
+{
+	"check wire_len is not readable by sockets",
+	.insns = {
+		BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+			    offsetof(struct __sk_buff, wire_len)),
+		BPF_EXIT_INSN(),
+	},
+	.errstr = "invalid bpf_context access",
+	.result = REJECT,
+},
+{
+	"check wire_len is readable by tc classifier",
+	.insns = {
+		BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+			    offsetof(struct __sk_buff, wire_len)),
+		BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
+{
+	"check wire_len is not writable by tc classifier",
+	.insns = {
+		BPF_STX_MEM(BPF_W, BPF_REG_1, BPF_REG_1,
+			    offsetof(struct __sk_buff, wire_len)),
+		BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "invalid bpf_context access",
+	.errstr_unpriv = "R1 leaks addr",
+	.result = REJECT,
+},
diff --git a/tools/testing/selftests/bpf/verifier/dead_code.c b/tools/testing/selftests/bpf/verifier/dead_code.c
new file mode 100644
index 000000000000..50a8a63be4ac
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/dead_code.c
@@ -0,0 +1,159 @@
+{
+	"dead code: start",
+	.insns = {
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	BPF_LDX_MEM(BPF_B, BPF_REG_8, BPF_REG_9, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 7),
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 10, -4),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 7,
+},
+{
+	"dead code: mid 1",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 7),
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 0, 1),
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 10, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 7,
+},
+{
+	"dead code: mid 2",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32),
+	BPF_JMP_IMM(BPF_JSET, BPF_REG_0, 1, 4),
+	BPF_JMP_IMM(BPF_JSET, BPF_REG_0, 1, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 7),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 1,
+},
+{
+	"dead code: end 1",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 7),
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 10, 1),
+	BPF_EXIT_INSN(),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 7,
+},
+{
+	"dead code: end 2",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 7),
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 10, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 12),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 7,
+},
+{
+	"dead code: end 3",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 7),
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 8, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 10, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_MOV64_IMM(BPF_REG_0, 12),
+	BPF_JMP_IMM(BPF_JA, 0, 0, -5),
+	},
+	.result = ACCEPT,
+	.retval = 7,
+},
+{
+	"dead code: tail of main + func",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 7),
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 8, 1),
+	BPF_EXIT_INSN(),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 12),
+	BPF_EXIT_INSN(),
+	},
+	.errstr_unpriv = "function calls to other bpf functions are allowed for root only",
+	.result_unpriv = REJECT,
+	.result = ACCEPT,
+	.retval = 7,
+},
+{
+	"dead code: tail of main + two functions",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 7),
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 8, 1),
+	BPF_EXIT_INSN(),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 12),
+	BPF_EXIT_INSN(),
+	},
+	.errstr_unpriv = "function calls to other bpf functions are allowed for root only",
+	.result_unpriv = REJECT,
+	.result = ACCEPT,
+	.retval = 7,
+},
+{
+	"dead code: function in the middle and mid of another func",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_1, 7),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 12),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 7),
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_1, 7, 1),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, -5),
+	BPF_EXIT_INSN(),
+	},
+	.errstr_unpriv = "function calls to other bpf functions are allowed for root only",
+	.result_unpriv = REJECT,
+	.result = ACCEPT,
+	.retval = 7,
+},
+{
+	"dead code: middle of main before call",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_1, 2),
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_1, 2, 1),
+	BPF_MOV64_IMM(BPF_REG_1, 5),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.errstr_unpriv = "function calls to other bpf functions are allowed for root only",
+	.result_unpriv = REJECT,
+	.result = ACCEPT,
+	.retval = 2,
+},
+{
+	"dead code: start of a function",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_1, 2),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 0),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.errstr_unpriv = "function calls to other bpf functions are allowed for root only",
+	.result_unpriv = REJECT,
+	.result = ACCEPT,
+	.retval = 2,
+},
diff --git a/tools/testing/selftests/bpf/verifier/direct_packet_access.c b/tools/testing/selftests/bpf/verifier/direct_packet_access.c
index 650ae00a2ed5..e3fc22e672c2 100644
--- a/tools/testing/selftests/bpf/verifier/direct_packet_access.c
+++ b/tools/testing/selftests/bpf/verifier/direct_packet_access.c
@@ -1,4 +1,18 @@
 {
+	"pkt_end - pkt_start is allowed",
+	.insns = {
+		BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1,
+			    offsetof(struct __sk_buff, data_end)),
+		BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+			    offsetof(struct __sk_buff, data)),
+		BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_2),
+		BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = TEST_DATA_LEN,
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+},
+{
 	"direct packet access: test1",
 	.insns = {
 	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
diff --git a/tools/testing/selftests/bpf/verifier/jit.c b/tools/testing/selftests/bpf/verifier/jit.c
new file mode 100644
index 000000000000..be488b4495a3
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/jit.c
@@ -0,0 +1,88 @@
+{
+	"jit: lsh, rsh, arsh by 1",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_MOV64_IMM(BPF_REG_1, 0xff),
+	BPF_ALU64_IMM(BPF_LSH, BPF_REG_1, 1),
+	BPF_ALU32_IMM(BPF_LSH, BPF_REG_1, 1),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0x3fc, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU64_IMM(BPF_RSH, BPF_REG_1, 1),
+	BPF_ALU32_IMM(BPF_RSH, BPF_REG_1, 1),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0xff, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_1, 1),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0x7f, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 2,
+},
+{
+	"jit: mov32 for ldimm64, 1",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_LD_IMM64(BPF_REG_1, 0xfeffffffffffffffULL),
+	BPF_ALU64_IMM(BPF_RSH, BPF_REG_1, 32),
+	BPF_LD_IMM64(BPF_REG_2, 0xfeffffffULL),
+	BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 1),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 2,
+},
+{
+	"jit: mov32 for ldimm64, 2",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_LD_IMM64(BPF_REG_1, 0x1ffffffffULL),
+	BPF_LD_IMM64(BPF_REG_2, 0xffffffffULL),
+	BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 1),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 2,
+},
+{
+	"jit: various mul tests",
+	.insns = {
+	BPF_LD_IMM64(BPF_REG_2, 0xeeff0d413122ULL),
+	BPF_LD_IMM64(BPF_REG_0, 0xfefefeULL),
+	BPF_LD_IMM64(BPF_REG_1, 0xefefefULL),
+	BPF_ALU64_REG(BPF_MUL, BPF_REG_0, BPF_REG_1),
+	BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_LD_IMM64(BPF_REG_3, 0xfefefeULL),
+	BPF_ALU64_REG(BPF_MUL, BPF_REG_3, BPF_REG_1),
+	BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV32_REG(BPF_REG_2, BPF_REG_2),
+	BPF_LD_IMM64(BPF_REG_0, 0xfefefeULL),
+	BPF_ALU32_REG(BPF_MUL, BPF_REG_0, BPF_REG_1),
+	BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_LD_IMM64(BPF_REG_3, 0xfefefeULL),
+	BPF_ALU32_REG(BPF_MUL, BPF_REG_3, BPF_REG_1),
+	BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_LD_IMM64(BPF_REG_0, 0x952a7bbcULL),
+	BPF_LD_IMM64(BPF_REG_1, 0xfefefeULL),
+	BPF_LD_IMM64(BPF_REG_2, 0xeeff0d413122ULL),
+	BPF_ALU32_REG(BPF_MUL, BPF_REG_2, BPF_REG_1),
+	BPF_JMP_REG(BPF_JEQ, BPF_REG_2, BPF_REG_0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 2,
+},
diff --git a/tools/testing/selftests/bpf/verifier/jmp32.c b/tools/testing/selftests/bpf/verifier/jmp32.c
new file mode 100644
index 000000000000..ceb39ffa0e88
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/jmp32.c
@@ -0,0 +1,724 @@
+{
+	"jset32: BPF_K",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	/* reg, high bits shouldn't be tested */
+	BPF_JMP32_IMM(BPF_JSET, BPF_REG_7, -2, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_EXIT_INSN(),
+
+	BPF_JMP32_IMM(BPF_JSET, BPF_REG_7, 1, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 0,
+		  .data64 = { 1ULL << 63, }
+		},
+		{ .retval = 2,
+		  .data64 = { 1, }
+		},
+		{ .retval = 2,
+		  .data64 = { 1ULL << 63 | 1, }
+		},
+	},
+},
+{
+	"jset32: BPF_X",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_LD_IMM64(BPF_REG_8, 0x8000000000000000),
+	BPF_JMP32_REG(BPF_JSET, BPF_REG_7, BPF_REG_8, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_EXIT_INSN(),
+
+	BPF_LD_IMM64(BPF_REG_8, 0x8000000000000001),
+	BPF_JMP32_REG(BPF_JSET, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 0,
+		  .data64 = { 1ULL << 63, }
+		},
+		{ .retval = 2,
+		  .data64 = { 1, }
+		},
+		{ .retval = 2,
+		  .data64 = { 1ULL << 63 | 1, }
+		},
+	},
+},
+{
+	"jset32: min/max deduction",
+	.insns = {
+	BPF_RAND_UEXT_R7,
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_JMP32_IMM(BPF_JSET, BPF_REG_7, 0x10, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP32_IMM(BPF_JGE, BPF_REG_7, 0x10, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_8, BPF_REG_9, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+},
+{
+	"jeq32: BPF_K",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_IMM(BPF_JEQ, BPF_REG_7, -1, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 2,
+	.retvals = {
+		{ .retval = 0,
+		  .data64 = { -2, }
+		},
+		{ .retval = 2,
+		  .data64 = { -1, }
+		},
+	},
+},
+{
+	"jeq32: BPF_X",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_LD_IMM64(BPF_REG_8, 0x7000000000000001),
+	BPF_JMP32_REG(BPF_JEQ, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 0,
+		  .data64 = { 2, }
+		},
+		{ .retval = 2,
+		  .data64 = { 1, }
+		},
+		{ .retval = 2,
+		  .data64 = { 1ULL << 63 | 1, }
+		},
+	},
+},
+{
+	"jeq32: min/max deduction",
+	.insns = {
+	BPF_RAND_UEXT_R7,
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_JMP32_IMM(BPF_JEQ, BPF_REG_7, 0x10, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP32_IMM(BPF_JSGE, BPF_REG_7, 0xf, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_8, BPF_REG_9, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+},
+{
+	"jne32: BPF_K",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_IMM(BPF_JNE, BPF_REG_7, -1, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 2,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { 1, }
+		},
+		{ .retval = 0,
+		  .data64 = { -1, }
+		},
+	},
+},
+{
+	"jne32: BPF_X",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_LD_IMM64(BPF_REG_8, 0x8000000000000001),
+	BPF_JMP32_REG(BPF_JNE, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 0,
+		  .data64 = { 1, }
+		},
+		{ .retval = 2,
+		  .data64 = { 2, }
+		},
+		{ .retval = 2,
+		  .data64 = { 1ULL << 63 | 2, }
+		},
+	},
+},
+{
+	"jne32: min/max deduction",
+	.insns = {
+	BPF_RAND_UEXT_R7,
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_JMP32_IMM(BPF_JNE, BPF_REG_7, 0x10, 1),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_7, 0x10, 1),
+	BPF_EXIT_INSN(),
+	BPF_LDX_MEM(BPF_B, BPF_REG_8, BPF_REG_9, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+},
+{
+	"jge32: BPF_K",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_IMM(BPF_JGE, BPF_REG_7, UINT_MAX - 1, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { UINT_MAX, }
+		},
+		{ .retval = 2,
+		  .data64 = { UINT_MAX - 1, }
+		},
+		{ .retval = 0,
+		  .data64 = { 0, }
+		},
+	},
+},
+{
+	"jge32: BPF_X",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LD_IMM64(BPF_REG_8, UINT_MAX | 1ULL << 32),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_REG(BPF_JGE, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { UINT_MAX, }
+		},
+		{ .retval = 0,
+		  .data64 = { INT_MAX, }
+		},
+		{ .retval = 0,
+		  .data64 = { (UINT_MAX - 1) | 2ULL << 32, }
+		},
+	},
+},
+{
+	"jge32: min/max deduction",
+	.insns = {
+	BPF_RAND_UEXT_R7,
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_LD_IMM64(BPF_REG_8, 0x7ffffff0 | 1ULL << 32),
+	BPF_JMP32_REG(BPF_JGE, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP32_IMM(BPF_JGE, BPF_REG_7, 0x7ffffff0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 2,
+},
+{
+	"jgt32: BPF_K",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_IMM(BPF_JGT, BPF_REG_7, UINT_MAX - 1, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { UINT_MAX, }
+		},
+		{ .retval = 0,
+		  .data64 = { UINT_MAX - 1, }
+		},
+		{ .retval = 0,
+		  .data64 = { 0, }
+		},
+	},
+},
+{
+	"jgt32: BPF_X",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LD_IMM64(BPF_REG_8, (UINT_MAX - 1) | 1ULL << 32),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_REG(BPF_JGT, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { UINT_MAX, }
+		},
+		{ .retval = 0,
+		  .data64 = { UINT_MAX - 1, }
+		},
+		{ .retval = 0,
+		  .data64 = { (UINT_MAX - 1) | 2ULL << 32, }
+		},
+	},
+},
+{
+	"jgt32: min/max deduction",
+	.insns = {
+	BPF_RAND_UEXT_R7,
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_LD_IMM64(BPF_REG_8, 0x7ffffff0 | 1ULL << 32),
+	BPF_JMP32_REG(BPF_JGT, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JGT, BPF_REG_7, 0x7ffffff0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 2,
+},
+{
+	"jle32: BPF_K",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_IMM(BPF_JLE, BPF_REG_7, INT_MAX, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { INT_MAX - 1, }
+		},
+		{ .retval = 0,
+		  .data64 = { UINT_MAX, }
+		},
+		{ .retval = 2,
+		  .data64 = { INT_MAX, }
+		},
+	},
+},
+{
+	"jle32: BPF_X",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LD_IMM64(BPF_REG_8, (INT_MAX - 1) | 2ULL << 32),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_REG(BPF_JLE, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 0,
+		  .data64 = { INT_MAX | 1ULL << 32, }
+		},
+		{ .retval = 2,
+		  .data64 = { INT_MAX - 2, }
+		},
+		{ .retval = 0,
+		  .data64 = { UINT_MAX, }
+		},
+	},
+},
+{
+	"jle32: min/max deduction",
+	.insns = {
+	BPF_RAND_UEXT_R7,
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_LD_IMM64(BPF_REG_8, 0x7ffffff0 | 1ULL << 32),
+	BPF_JMP32_REG(BPF_JLE, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP32_IMM(BPF_JLE, BPF_REG_7, 0x7ffffff0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 2,
+},
+{
+	"jlt32: BPF_K",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_IMM(BPF_JLT, BPF_REG_7, INT_MAX, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 0,
+		  .data64 = { INT_MAX, }
+		},
+		{ .retval = 0,
+		  .data64 = { UINT_MAX, }
+		},
+		{ .retval = 2,
+		  .data64 = { INT_MAX - 1, }
+		},
+	},
+},
+{
+	"jlt32: BPF_X",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LD_IMM64(BPF_REG_8, INT_MAX | 2ULL << 32),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_REG(BPF_JLT, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 0,
+		  .data64 = { INT_MAX | 1ULL << 32, }
+		},
+		{ .retval = 0,
+		  .data64 = { UINT_MAX, }
+		},
+		{ .retval = 2,
+		  .data64 = { (INT_MAX - 1) | 3ULL << 32, }
+		},
+	},
+},
+{
+	"jlt32: min/max deduction",
+	.insns = {
+	BPF_RAND_UEXT_R7,
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_LD_IMM64(BPF_REG_8, 0x7ffffff0 | 1ULL << 32),
+	BPF_JMP32_REG(BPF_JLT, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JSLT, BPF_REG_7, 0x7ffffff0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 2,
+},
+{
+	"jsge32: BPF_K",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_IMM(BPF_JSGE, BPF_REG_7, -1, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { 0, }
+		},
+		{ .retval = 2,
+		  .data64 = { -1, }
+		},
+		{ .retval = 0,
+		  .data64 = { -2, }
+		},
+	},
+},
+{
+	"jsge32: BPF_X",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LD_IMM64(BPF_REG_8, (__u32)-1 | 2ULL << 32),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_REG(BPF_JSGE, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { -1, }
+		},
+		{ .retval = 2,
+		  .data64 = { 0x7fffffff | 1ULL << 32, }
+		},
+		{ .retval = 0,
+		  .data64 = { -2, }
+		},
+	},
+},
+{
+	"jsge32: min/max deduction",
+	.insns = {
+	BPF_RAND_UEXT_R7,
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_LD_IMM64(BPF_REG_8, 0x7ffffff0 | 1ULL << 32),
+	BPF_JMP32_REG(BPF_JSGE, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JSGE, BPF_REG_7, 0x7ffffff0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 2,
+},
+{
+	"jsgt32: BPF_K",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_IMM(BPF_JSGT, BPF_REG_7, -1, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 0,
+		  .data64 = { (__u32)-2, }
+		},
+		{ .retval = 0,
+		  .data64 = { -1, }
+		},
+		{ .retval = 2,
+		  .data64 = { 1, }
+		},
+	},
+},
+{
+	"jsgt32: BPF_X",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LD_IMM64(BPF_REG_8, 0x7ffffffe | 1ULL << 32),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_REG(BPF_JSGT, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 0,
+		  .data64 = { 0x7ffffffe, }
+		},
+		{ .retval = 0,
+		  .data64 = { 0x1ffffffffULL, }
+		},
+		{ .retval = 2,
+		  .data64 = { 0x7fffffff, }
+		},
+	},
+},
+{
+	"jsgt32: min/max deduction",
+	.insns = {
+	BPF_RAND_SEXT_R7,
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_LD_IMM64(BPF_REG_8, (__u32)(-2) | 1ULL << 32),
+	BPF_JMP32_REG(BPF_JSGT, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JSGT, BPF_REG_7, -2, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 2,
+},
+{
+	"jsle32: BPF_K",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_IMM(BPF_JSLE, BPF_REG_7, -1, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { (__u32)-2, }
+		},
+		{ .retval = 2,
+		  .data64 = { -1, }
+		},
+		{ .retval = 0,
+		  .data64 = { 1, }
+		},
+	},
+},
+{
+	"jsle32: BPF_X",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LD_IMM64(BPF_REG_8, 0x7ffffffe | 1ULL << 32),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_REG(BPF_JSLE, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { 0x7ffffffe, }
+		},
+		{ .retval = 2,
+		  .data64 = { (__u32)-1, }
+		},
+		{ .retval = 0,
+		  .data64 = { 0x7fffffff | 2ULL << 32, }
+		},
+	},
+},
+{
+	"jsle32: min/max deduction",
+	.insns = {
+	BPF_RAND_UEXT_R7,
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_LD_IMM64(BPF_REG_8, 0x7ffffff0 | 1ULL << 32),
+	BPF_JMP32_REG(BPF_JSLE, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JSLE, BPF_REG_7, 0x7ffffff0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 2,
+},
+{
+	"jslt32: BPF_K",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_IMM(BPF_JSLT, BPF_REG_7, -1, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { (__u32)-2, }
+		},
+		{ .retval = 0,
+		  .data64 = { -1, }
+		},
+		{ .retval = 0,
+		  .data64 = { 1, }
+		},
+	},
+},
+{
+	"jslt32: BPF_X",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LD_IMM64(BPF_REG_8, 0x7fffffff | 1ULL << 32),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+	BPF_JMP32_REG(BPF_JSLT, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 3,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { 0x7ffffffe, }
+		},
+		{ .retval = 2,
+		  .data64 = { 0xffffffff, }
+		},
+		{ .retval = 0,
+		  .data64 = { 0x7fffffff | 2ULL << 32, }
+		},
+	},
+},
+{
+	"jslt32: min/max deduction",
+	.insns = {
+	BPF_RAND_SEXT_R7,
+	BPF_ALU32_IMM(BPF_MOV, BPF_REG_0, 2),
+	BPF_LD_IMM64(BPF_REG_8, (__u32)(-1) | 1ULL << 32),
+	BPF_JMP32_REG(BPF_JSLT, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP32_IMM(BPF_JSLT, BPF_REG_7, -1, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 2,
+},
diff --git a/tools/testing/selftests/bpf/verifier/jset.c b/tools/testing/selftests/bpf/verifier/jset.c
new file mode 100644
index 000000000000..7e14037acfaf
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/jset.c
@@ -0,0 +1,165 @@
+{
+	"jset: functional",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+
+	/* reg, bit 63 or bit 0 set, taken */
+	BPF_LD_IMM64(BPF_REG_8, 0x8000000000000001),
+	BPF_JMP_REG(BPF_JSET, BPF_REG_7, BPF_REG_8, 1),
+	BPF_EXIT_INSN(),
+
+	/* reg, bit 62, not taken */
+	BPF_LD_IMM64(BPF_REG_8, 0x4000000000000000),
+	BPF_JMP_REG(BPF_JSET, BPF_REG_7, BPF_REG_8, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_EXIT_INSN(),
+
+	/* imm, any bit set, taken */
+	BPF_JMP_IMM(BPF_JSET, BPF_REG_7, -1, 1),
+	BPF_EXIT_INSN(),
+
+	/* imm, bit 31 set, taken */
+	BPF_JMP_IMM(BPF_JSET, BPF_REG_7, 0x80000000, 1),
+	BPF_EXIT_INSN(),
+
+	/* all good - return r0 == 2 */
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.runs = 7,
+	.retvals = {
+		{ .retval = 2,
+		  .data64 = { (1ULL << 63) | (1U << 31) | (1U << 0), }
+		},
+		{ .retval = 2,
+		  .data64 = { (1ULL << 63) | (1U << 31), }
+		},
+		{ .retval = 2,
+		  .data64 = { (1ULL << 31) | (1U << 0), }
+		},
+		{ .retval = 2,
+		  .data64 = { (__u32)-1, }
+		},
+		{ .retval = 2,
+		  .data64 = { ~0x4000000000000000ULL, }
+		},
+		{ .retval = 0,
+		  .data64 = { 0, }
+		},
+		{ .retval = 0,
+		  .data64 = { ~0ULL, }
+		},
+	},
+},
+{
+	"jset: sign-extend",
+	.insns = {
+	BPF_DIRECT_PKT_R2,
+	BPF_LDX_MEM(BPF_DW, BPF_REG_7, BPF_REG_2, 0),
+
+	BPF_JMP_IMM(BPF_JSET, BPF_REG_7, 0x80000000, 1),
+	BPF_EXIT_INSN(),
+
+	BPF_MOV64_IMM(BPF_REG_0, 2),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 2,
+	.data = { 1, 0, 0, 0, 0, 0, 0, 1, },
+},
+{
+	"jset: known const compare",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_JMP_IMM(BPF_JSET, BPF_REG_0, 1, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_8, BPF_REG_9, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SOCKET_FILTER,
+	.retval_unpriv = 1,
+	.result_unpriv = ACCEPT,
+	.retval = 1,
+	.result = ACCEPT,
+},
+{
+	"jset: known const compare bad",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_JMP_IMM(BPF_JSET, BPF_REG_0, 1, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_8, BPF_REG_9, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SOCKET_FILTER,
+	.errstr_unpriv = "!read_ok",
+	.result_unpriv = REJECT,
+	.errstr = "!read_ok",
+	.result = REJECT,
+},
+{
+	"jset: unknown const compare taken",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32),
+	BPF_JMP_IMM(BPF_JSET, BPF_REG_0, 1, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_8, BPF_REG_9, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SOCKET_FILTER,
+	.errstr_unpriv = "!read_ok",
+	.result_unpriv = REJECT,
+	.errstr = "!read_ok",
+	.result = REJECT,
+},
+{
+	"jset: unknown const compare not taken",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32),
+	BPF_JMP_IMM(BPF_JSET, BPF_REG_0, 1, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_8, BPF_REG_9, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SOCKET_FILTER,
+	.errstr_unpriv = "!read_ok",
+	.result_unpriv = REJECT,
+	.errstr = "!read_ok",
+	.result = REJECT,
+},
+{
+	"jset: half-known const compare",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32),
+	BPF_ALU64_IMM(BPF_OR, BPF_REG_0, 2),
+	BPF_JMP_IMM(BPF_JSET, BPF_REG_0, 3, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_8, BPF_REG_9, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SOCKET_FILTER,
+	.result_unpriv = ACCEPT,
+	.result = ACCEPT,
+},
+{
+	"jset: range",
+	.insns = {
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_ALU64_IMM(BPF_AND, BPF_REG_1, 0xff),
+	BPF_JMP_IMM(BPF_JSET, BPF_REG_1, 0xf0, 3),
+	BPF_JMP_IMM(BPF_JLT, BPF_REG_1, 0x10, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_8, BPF_REG_9, 0),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JSET, BPF_REG_1, 0x10, 1),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JGE, BPF_REG_1, 0x10, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_8, BPF_REG_9, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SOCKET_FILTER,
+	.result_unpriv = ACCEPT,
+	.result = ACCEPT,
+},
diff --git a/tools/testing/selftests/bpf/verifier/ld_abs.c b/tools/testing/selftests/bpf/verifier/ld_abs.c
index 287b6fe629fa..f6599d2ec22d 100644
--- a/tools/testing/selftests/bpf/verifier/ld_abs.c
+++ b/tools/testing/selftests/bpf/verifier/ld_abs.c
@@ -93,3 +93,194 @@
 	.result = ACCEPT,
 	.retval = 42 /* ultimate return value */,
 },
+{
+	"ld_abs: invalid op 1",
+	.insns = {
+		BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+		BPF_LD_ABS(BPF_DW, 0),
+		BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = REJECT,
+	.errstr = "unknown opcode",
+},
+{
+	"ld_abs: invalid op 2",
+	.insns = {
+		BPF_MOV32_IMM(BPF_REG_0, 256),
+		BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+		BPF_LD_IND(BPF_DW, BPF_REG_0, 0),
+		BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = REJECT,
+	.errstr = "unknown opcode",
+},
+{
+	"ld_abs: nmap reduced",
+	.insns = {
+		BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+		BPF_LD_ABS(BPF_H, 12),
+		BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0x806, 28),
+		BPF_LD_ABS(BPF_H, 12),
+		BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0x806, 26),
+		BPF_MOV32_IMM(BPF_REG_0, 18),
+		BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -64),
+		BPF_LDX_MEM(BPF_W, BPF_REG_7, BPF_REG_10, -64),
+		BPF_LD_IND(BPF_W, BPF_REG_7, 14),
+		BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -60),
+		BPF_MOV32_IMM(BPF_REG_0, 280971478),
+		BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -56),
+		BPF_LDX_MEM(BPF_W, BPF_REG_7, BPF_REG_10, -56),
+		BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_10, -60),
+		BPF_ALU32_REG(BPF_SUB, BPF_REG_0, BPF_REG_7),
+		BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 15),
+		BPF_LD_ABS(BPF_H, 12),
+		BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0x806, 13),
+		BPF_MOV32_IMM(BPF_REG_0, 22),
+		BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -56),
+		BPF_LDX_MEM(BPF_W, BPF_REG_7, BPF_REG_10, -56),
+		BPF_LD_IND(BPF_H, BPF_REG_7, 14),
+		BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -52),
+		BPF_MOV32_IMM(BPF_REG_0, 17366),
+		BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -48),
+		BPF_LDX_MEM(BPF_W, BPF_REG_7, BPF_REG_10, -48),
+		BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_10, -52),
+		BPF_ALU32_REG(BPF_SUB, BPF_REG_0, BPF_REG_7),
+		BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 2),
+		BPF_MOV32_IMM(BPF_REG_0, 256),
+		BPF_EXIT_INSN(),
+		BPF_MOV32_IMM(BPF_REG_0, 0),
+		BPF_EXIT_INSN(),
+	},
+	.data = {
+		0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x08, 0x06, 0,
+		0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+		0x10, 0xbf, 0x48, 0xd6, 0x43, 0xd6,
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 256,
+},
+{
+	"ld_abs: div + abs, test 1",
+	.insns = {
+		BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_1),
+		BPF_LD_ABS(BPF_B, 3),
+		BPF_ALU64_IMM(BPF_MOV, BPF_REG_2, 2),
+		BPF_ALU32_REG(BPF_DIV, BPF_REG_0, BPF_REG_2),
+		BPF_ALU64_REG(BPF_MOV, BPF_REG_8, BPF_REG_0),
+		BPF_LD_ABS(BPF_B, 4),
+		BPF_ALU64_REG(BPF_ADD, BPF_REG_8, BPF_REG_0),
+		BPF_LD_IND(BPF_B, BPF_REG_8, -70),
+		BPF_EXIT_INSN(),
+	},
+	.data = {
+		10, 20, 30, 40, 50,
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 10,
+},
+{
+	"ld_abs: div + abs, test 2",
+	.insns = {
+		BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_1),
+		BPF_LD_ABS(BPF_B, 3),
+		BPF_ALU64_IMM(BPF_MOV, BPF_REG_2, 2),
+		BPF_ALU32_REG(BPF_DIV, BPF_REG_0, BPF_REG_2),
+		BPF_ALU64_REG(BPF_MOV, BPF_REG_8, BPF_REG_0),
+		BPF_LD_ABS(BPF_B, 128),
+		BPF_ALU64_REG(BPF_ADD, BPF_REG_8, BPF_REG_0),
+		BPF_LD_IND(BPF_B, BPF_REG_8, -70),
+		BPF_EXIT_INSN(),
+	},
+	.data = {
+		10, 20, 30, 40, 50,
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"ld_abs: div + abs, test 3",
+	.insns = {
+		BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_1),
+		BPF_ALU64_IMM(BPF_MOV, BPF_REG_7, 0),
+		BPF_LD_ABS(BPF_B, 3),
+		BPF_ALU32_REG(BPF_DIV, BPF_REG_0, BPF_REG_7),
+		BPF_EXIT_INSN(),
+	},
+	.data = {
+		10, 20, 30, 40, 50,
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"ld_abs: div + abs, test 4",
+	.insns = {
+		BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_1),
+		BPF_ALU64_IMM(BPF_MOV, BPF_REG_7, 0),
+		BPF_LD_ABS(BPF_B, 256),
+		BPF_ALU32_REG(BPF_DIV, BPF_REG_0, BPF_REG_7),
+		BPF_EXIT_INSN(),
+	},
+	.data = {
+		10, 20, 30, 40, 50,
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"ld_abs: vlan + abs, test 1",
+	.insns = { },
+	.data = {
+		0x34,
+	},
+	.fill_helper = bpf_fill_ld_abs_vlan_push_pop,
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 0xbef,
+},
+{
+	"ld_abs: vlan + abs, test 2",
+	.insns = {
+		BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+		BPF_LD_ABS(BPF_B, 0),
+		BPF_LD_ABS(BPF_H, 0),
+		BPF_LD_ABS(BPF_W, 0),
+		BPF_MOV64_REG(BPF_REG_7, BPF_REG_6),
+		BPF_MOV64_IMM(BPF_REG_6, 0),
+		BPF_MOV64_REG(BPF_REG_1, BPF_REG_7),
+		BPF_MOV64_IMM(BPF_REG_2, 1),
+		BPF_MOV64_IMM(BPF_REG_3, 2),
+		BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0,
+			     BPF_FUNC_skb_vlan_push),
+		BPF_MOV64_REG(BPF_REG_6, BPF_REG_7),
+		BPF_LD_ABS(BPF_B, 0),
+		BPF_LD_ABS(BPF_H, 0),
+		BPF_LD_ABS(BPF_W, 0),
+		BPF_MOV64_IMM(BPF_REG_0, 42),
+		BPF_EXIT_INSN(),
+	},
+	.data = {
+		0x34,
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 42,
+},
+{
+	"ld_abs: jump around ld_abs",
+	.insns = { },
+	.data = {
+		10, 11,
+	},
+	.fill_helper = bpf_fill_jump_around_ld_abs,
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 10,
+},
diff --git a/tools/testing/selftests/bpf/verifier/ld_dw.c b/tools/testing/selftests/bpf/verifier/ld_dw.c
new file mode 100644
index 000000000000..d2c75b889598
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/ld_dw.c
@@ -0,0 +1,36 @@
+{
+	"ld_dw: xor semi-random 64 bit imms, test 1",
+	.insns = { },
+	.data = { },
+	.fill_helper = bpf_fill_rand_ld_dw,
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 4090,
+},
+{
+	"ld_dw: xor semi-random 64 bit imms, test 2",
+	.insns = { },
+	.data = { },
+	.fill_helper = bpf_fill_rand_ld_dw,
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 2047,
+},
+{
+	"ld_dw: xor semi-random 64 bit imms, test 3",
+	.insns = { },
+	.data = { },
+	.fill_helper = bpf_fill_rand_ld_dw,
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 511,
+},
+{
+	"ld_dw: xor semi-random 64 bit imms, test 4",
+	.insns = { },
+	.data = { },
+	.fill_helper = bpf_fill_rand_ld_dw,
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 5,
+},
diff --git a/tools/testing/selftests/bpf/verifier/map_ptr_mixing.c b/tools/testing/selftests/bpf/verifier/map_ptr_mixing.c
new file mode 100644
index 000000000000..cd26ee6b7b1d
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/map_ptr_mixing.c
@@ -0,0 +1,100 @@
+{
+	"calls: two calls returning different map pointers for lookup (hash, array)",
+	.insns = {
+	/* main prog */
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_1, 0, 2),
+	BPF_CALL_REL(11),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_CALL_REL(12),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2),
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, offsetof(struct test_val, foo)),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	/* subprog 1 */
+	BPF_LD_MAP_FD(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	/* subprog 2 */
+	BPF_LD_MAP_FD(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.fixup_map_hash_48b = { 13 },
+	.fixup_map_array_48b = { 16 },
+	.result = ACCEPT,
+	.retval = 1,
+},
+{
+	"calls: two calls returning different map pointers for lookup (hash, map in map)",
+	.insns = {
+	/* main prog */
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_1, 0, 2),
+	BPF_CALL_REL(11),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_CALL_REL(12),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2),
+	BPF_ST_MEM(BPF_DW, BPF_REG_0, 0, offsetof(struct test_val, foo)),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	/* subprog 1 */
+	BPF_LD_MAP_FD(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	/* subprog 2 */
+	BPF_LD_MAP_FD(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.fixup_map_in_map = { 16 },
+	.fixup_map_array_48b = { 13 },
+	.result = REJECT,
+	.errstr = "R0 invalid mem access 'map_ptr'",
+},
+{
+	"cond: two branches returning different map pointers for lookup (tail, tail)",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_6, BPF_REG_1,
+		    offsetof(struct __sk_buff, mark)),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_6, 0, 3),
+	BPF_LD_MAP_FD(BPF_REG_2, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	BPF_LD_MAP_FD(BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_3, 7),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_tail_call),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	},
+	.fixup_prog1 = { 5 },
+	.fixup_prog2 = { 2 },
+	.result_unpriv = REJECT,
+	.errstr_unpriv = "tail_call abusing map_ptr",
+	.result = ACCEPT,
+	.retval = 42,
+},
+{
+	"cond: two branches returning same map pointers for lookup (tail, tail)",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_6, BPF_REG_1,
+		    offsetof(struct __sk_buff, mark)),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_6, 0, 3),
+	BPF_LD_MAP_FD(BPF_REG_2, 0),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 2),
+	BPF_LD_MAP_FD(BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_3, 7),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_tail_call),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	},
+	.fixup_prog2 = { 2, 5 },
+	.result_unpriv = ACCEPT,
+	.result = ACCEPT,
+	.retval = 42,
+},
diff --git a/tools/testing/selftests/bpf/verifier/masking.c b/tools/testing/selftests/bpf/verifier/masking.c
new file mode 100644
index 000000000000..6e1358c544fd
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/masking.c
@@ -0,0 +1,322 @@
+{
+	"masking, test out of bounds 1",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_1, 5),
+	BPF_MOV32_IMM(BPF_REG_2, 5 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test out of bounds 2",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_1, 1),
+	BPF_MOV32_IMM(BPF_REG_2, 1 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test out of bounds 3",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_1, 0xffffffff),
+	BPF_MOV32_IMM(BPF_REG_2, 0xffffffff - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test out of bounds 4",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_1, 0xffffffff),
+	BPF_MOV32_IMM(BPF_REG_2, 1 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test out of bounds 5",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_1, -1),
+	BPF_MOV32_IMM(BPF_REG_2, 1 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test out of bounds 6",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_1, -1),
+	BPF_MOV32_IMM(BPF_REG_2, 0xffffffff - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test out of bounds 7",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_1, 5),
+	BPF_MOV32_IMM(BPF_REG_2, 5 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test out of bounds 8",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_1, 1),
+	BPF_MOV32_IMM(BPF_REG_2, 1 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test out of bounds 9",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_1, 0xffffffff),
+	BPF_MOV32_IMM(BPF_REG_2, 0xffffffff - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test out of bounds 10",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_1, 0xffffffff),
+	BPF_MOV32_IMM(BPF_REG_2, 1 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test out of bounds 11",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_1, -1),
+	BPF_MOV32_IMM(BPF_REG_2, 1 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test out of bounds 12",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_1, -1),
+	BPF_MOV32_IMM(BPF_REG_2, 0xffffffff - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test in bounds 1",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_1, 4),
+	BPF_MOV32_IMM(BPF_REG_2, 5 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 4,
+},
+{
+	"masking, test in bounds 2",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_1, 0),
+	BPF_MOV32_IMM(BPF_REG_2, 0xffffffff - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test in bounds 3",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_1, 0xfffffffe),
+	BPF_MOV32_IMM(BPF_REG_2, 0xffffffff - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0xfffffffe,
+},
+{
+	"masking, test in bounds 4",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_1, 0xabcde),
+	BPF_MOV32_IMM(BPF_REG_2, 0xabcdef - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0xabcde,
+},
+{
+	"masking, test in bounds 5",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_1, 0),
+	BPF_MOV32_IMM(BPF_REG_2, 1 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
+{
+	"masking, test in bounds 6",
+	.insns = {
+	BPF_MOV32_IMM(BPF_REG_1, 46),
+	BPF_MOV32_IMM(BPF_REG_2, 47 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_1),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_1, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 46,
+},
+{
+	"masking, test in bounds 7",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_3, -46),
+	BPF_ALU64_IMM(BPF_MUL, BPF_REG_3, -1),
+	BPF_MOV32_IMM(BPF_REG_2, 47 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_3),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_3),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_3, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_3),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 46,
+},
+{
+	"masking, test in bounds 8",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_3, -47),
+	BPF_ALU64_IMM(BPF_MUL, BPF_REG_3, -1),
+	BPF_MOV32_IMM(BPF_REG_2, 47 - 1),
+	BPF_ALU64_REG(BPF_SUB, BPF_REG_2, BPF_REG_3),
+	BPF_ALU64_REG(BPF_OR, BPF_REG_2, BPF_REG_3),
+	BPF_ALU64_IMM(BPF_NEG, BPF_REG_2, 0),
+	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_2, 63),
+	BPF_ALU64_REG(BPF_AND, BPF_REG_3, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_3),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.retval = 0,
+},
diff --git a/tools/testing/selftests/bpf/verifier/meta_access.c b/tools/testing/selftests/bpf/verifier/meta_access.c
new file mode 100644
index 000000000000..205292b8dd65
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/meta_access.c
@@ -0,0 +1,235 @@
+{
+	"meta access, test1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"meta access, test2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_SUB, BPF_REG_0, 8),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "invalid access to packet, off=-8",
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"meta access, test3",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "invalid access to packet",
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"meta access, test4",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_4, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_4),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "invalid access to packet",
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"meta access, test5",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_4, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_3),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_4, 3),
+	BPF_MOV64_IMM(BPF_REG_2, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_xdp_adjust_meta),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_3, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "R3 !read_ok",
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"meta access, test6",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_3),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_0, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "invalid access to packet",
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"meta access, test7",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_3),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 8),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"meta access, test8",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 0xFFFF),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"meta access, test9",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 0xFFFF),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, 1),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_4, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "invalid access to packet",
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"meta access, test10",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_4, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_IMM(BPF_REG_5, 42),
+	BPF_MOV64_IMM(BPF_REG_6, 24),
+	BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_5, -8),
+	BPF_STX_XADD(BPF_DW, BPF_REG_10, BPF_REG_6, -8),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_5, BPF_REG_10, -8),
+	BPF_JMP_IMM(BPF_JGT, BPF_REG_5, 100, 6),
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_3, BPF_REG_5),
+	BPF_MOV64_REG(BPF_REG_5, BPF_REG_3),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_6, BPF_REG_5, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_2, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "invalid access to packet",
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"meta access, test11",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_IMM(BPF_REG_5, 42),
+	BPF_MOV64_IMM(BPF_REG_6, 24),
+	BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_5, -8),
+	BPF_STX_XADD(BPF_DW, BPF_REG_10, BPF_REG_6, -8),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_5, BPF_REG_10, -8),
+	BPF_JMP_IMM(BPF_JGT, BPF_REG_5, 100, 6),
+	BPF_ALU64_REG(BPF_ADD, BPF_REG_2, BPF_REG_5),
+	BPF_MOV64_REG(BPF_REG_5, BPF_REG_2),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_6, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_5, BPF_REG_5, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"meta access, test12",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_4, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_5, BPF_REG_3),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_5, 16),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_5, BPF_REG_4, 5),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_3, 0),
+	BPF_MOV64_REG(BPF_REG_5, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_5, 16),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_5, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_2, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
diff --git a/tools/testing/selftests/bpf/verifier/ref_tracking.c b/tools/testing/selftests/bpf/verifier/ref_tracking.c
new file mode 100644
index 000000000000..dc2cc823df2b
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/ref_tracking.c
@@ -0,0 +1,607 @@
+{
+	"reference tracking: leak potential reference",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), /* leak reference */
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "Unreleased reference",
+	.result = REJECT,
+},
+{
+	"reference tracking: leak potential reference on stack",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "Unreleased reference",
+	.result = REJECT,
+},
+{
+	"reference tracking: leak potential reference on stack 2",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_ST_MEM(BPF_DW, BPF_REG_4, 0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "Unreleased reference",
+	.result = REJECT,
+},
+{
+	"reference tracking: zero potential reference",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_IMM(BPF_REG_0, 0), /* leak reference */
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "Unreleased reference",
+	.result = REJECT,
+},
+{
+	"reference tracking: copy and zero potential references",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_MOV64_IMM(BPF_REG_7, 0), /* leak reference */
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "Unreleased reference",
+	.result = REJECT,
+},
+{
+	"reference tracking: release reference without check",
+	.insns = {
+	BPF_SK_LOOKUP,
+	/* reference in r0 may be NULL */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_MOV64_IMM(BPF_REG_2, 0),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "type=sock_or_null expected=sock",
+	.result = REJECT,
+},
+{
+	"reference tracking: release reference",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 1),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
+{
+	"reference tracking: release reference 2",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
+{
+	"reference tracking: release reference twice",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 1),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "type=inv expected=sock",
+	.result = REJECT,
+},
+{
+	"reference tracking: release reference twice inside branch",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 3), /* goto end */
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "type=inv expected=sock",
+	.result = REJECT,
+},
+{
+	"reference tracking: alloc, check, free in one subbranch",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 16),
+	/* if (offsetof(skb, mark) > data_len) exit; */
+	BPF_JMP_REG(BPF_JLE, BPF_REG_0, BPF_REG_3, 1),
+	BPF_EXIT_INSN(),
+	BPF_LDX_MEM(BPF_W, BPF_REG_6, BPF_REG_2,
+		    offsetof(struct __sk_buff, mark)),
+	BPF_SK_LOOKUP,
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_6, 0, 1), /* mark == 0? */
+	/* Leak reference in R0 */
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2), /* sk NULL? */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "Unreleased reference",
+	.result = REJECT,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"reference tracking: alloc, check, free in both subbranches",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 16),
+	/* if (offsetof(skb, mark) > data_len) exit; */
+	BPF_JMP_REG(BPF_JLE, BPF_REG_0, BPF_REG_3, 1),
+	BPF_EXIT_INSN(),
+	BPF_LDX_MEM(BPF_W, BPF_REG_6, BPF_REG_2,
+		    offsetof(struct __sk_buff, mark)),
+	BPF_SK_LOOKUP,
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_6, 0, 4), /* mark == 0? */
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2), /* sk NULL? */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2), /* sk NULL? */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"reference tracking in call: free reference in subprog",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0), /* unchecked reference */
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_1),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_2, 0, 1),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
+{
+	"reference tracking in call: free reference in subprog and outside",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0), /* unchecked reference */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_1),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_2, 0, 1),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "type=inv expected=sock",
+	.result = REJECT,
+},
+{
+	"reference tracking in call: alloc & leak reference in subprog",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 3),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_4),
+	BPF_SK_LOOKUP,
+	/* spill unchecked sk_ptr into stack of caller */
+	BPF_STX_MEM(BPF_DW, BPF_REG_6, BPF_REG_0, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "Unreleased reference",
+	.result = REJECT,
+},
+{
+	"reference tracking in call: alloc in subprog, release outside",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 4),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 1),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_SK_LOOKUP,
+	BPF_EXIT_INSN(), /* return sk */
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.retval = POINTER_VALUE,
+	.result = ACCEPT,
+},
+{
+	"reference tracking in call: sk_ptr leak into caller stack",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_MOV64_REG(BPF_REG_5, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_5, -8),
+	BPF_STX_MEM(BPF_DW, BPF_REG_5, BPF_REG_4, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 5),
+	/* spill unchecked sk_ptr into stack of caller */
+	BPF_MOV64_REG(BPF_REG_5, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_5, -8),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_5, 0),
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 2 */
+	BPF_SK_LOOKUP,
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "Unreleased reference",
+	.result = REJECT,
+},
+{
+	"reference tracking in call: sk_ptr spill into caller stack",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_4, -8),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+
+	/* subprog 1 */
+	BPF_MOV64_REG(BPF_REG_5, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_5, -8),
+	BPF_STX_MEM(BPF_DW, BPF_REG_5, BPF_REG_4, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 1, 0, 8),
+	/* spill unchecked sk_ptr into stack of caller */
+	BPF_MOV64_REG(BPF_REG_5, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_5, -8),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_4, BPF_REG_5, 0),
+	BPF_STX_MEM(BPF_DW, BPF_REG_4, BPF_REG_0, 0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2),
+	/* now the sk_ptr is verified, free the reference */
+	BPF_LDX_MEM(BPF_DW, BPF_REG_1, BPF_REG_4, 0),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+
+	/* subprog 2 */
+	BPF_SK_LOOKUP,
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
+{
+	"reference tracking: allow LD_ABS",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 1),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_LD_ABS(BPF_B, 0),
+	BPF_LD_ABS(BPF_H, 0),
+	BPF_LD_ABS(BPF_W, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
+{
+	"reference tracking: forbid LD_ABS while holding reference",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_SK_LOOKUP,
+	BPF_LD_ABS(BPF_B, 0),
+	BPF_LD_ABS(BPF_H, 0),
+	BPF_LD_ABS(BPF_W, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 1),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "BPF_LD_[ABS|IND] cannot be mixed with socket references",
+	.result = REJECT,
+},
+{
+	"reference tracking: allow LD_IND",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 1),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_MOV64_IMM(BPF_REG_7, 1),
+	BPF_LD_IND(BPF_W, BPF_REG_7, -0x200000),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_7),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+	.retval = 1,
+},
+{
+	"reference tracking: forbid LD_IND while holding reference",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_1),
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_4, BPF_REG_0),
+	BPF_MOV64_IMM(BPF_REG_7, 1),
+	BPF_LD_IND(BPF_W, BPF_REG_7, -0x200000),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_7),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_4),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 1),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "BPF_LD_[ABS|IND] cannot be mixed with socket references",
+	.result = REJECT,
+},
+{
+	"reference tracking: check reference or tail call",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_1),
+	BPF_SK_LOOKUP,
+	/* if (sk) bpf_sk_release() */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_1, 0, 7),
+	/* bpf_tail_call() */
+	BPF_MOV64_IMM(BPF_REG_3, 2),
+	BPF_LD_MAP_FD(BPF_REG_2, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_7),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_tail_call),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.fixup_prog1 = { 17 },
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
+{
+	"reference tracking: release reference then tail call",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_1),
+	BPF_SK_LOOKUP,
+	/* if (sk) bpf_sk_release() */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 1),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	/* bpf_tail_call() */
+	BPF_MOV64_IMM(BPF_REG_3, 2),
+	BPF_LD_MAP_FD(BPF_REG_2, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_7),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_tail_call),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.fixup_prog1 = { 18 },
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
+{
+	"reference tracking: leak possible reference over tail call",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_1),
+	/* Look up socket and store in REG_6 */
+	BPF_SK_LOOKUP,
+	/* bpf_tail_call() */
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_0),
+	BPF_MOV64_IMM(BPF_REG_3, 2),
+	BPF_LD_MAP_FD(BPF_REG_2, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_7),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_tail_call),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	/* if (sk) bpf_sk_release() */
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0, 1),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.fixup_prog1 = { 16 },
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "tail_call would lead to reference leak",
+	.result = REJECT,
+},
+{
+	"reference tracking: leak checked reference over tail call",
+	.insns = {
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_1),
+	/* Look up socket and store in REG_6 */
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_0),
+	/* if (!sk) goto end */
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 7),
+	/* bpf_tail_call() */
+	BPF_MOV64_IMM(BPF_REG_3, 0),
+	BPF_LD_MAP_FD(BPF_REG_2, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_7),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_tail_call),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.fixup_prog1 = { 17 },
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "tail_call would lead to reference leak",
+	.result = REJECT,
+},
+{
+	"reference tracking: mangle and release sock_or_null",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 5),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 1),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "R1 pointer arithmetic on sock_or_null prohibited",
+	.result = REJECT,
+},
+{
+	"reference tracking: mangle and release sock",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 5),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "R1 pointer arithmetic on sock prohibited",
+	.result = REJECT,
+},
+{
+	"reference tracking: access member",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 3),
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_0, 4),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
+{
+	"reference tracking: write to member",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 5),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_LD_IMM64(BPF_REG_2, 42),
+	BPF_STX_MEM(BPF_W, BPF_REG_1, BPF_REG_2,
+		    offsetof(struct bpf_sock, mark)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_LD_IMM64(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "cannot write into socket",
+	.result = REJECT,
+},
+{
+	"reference tracking: invalid 64-bit access of member",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 3),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_2, BPF_REG_0, 0),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "invalid bpf_sock access off=0 size=8",
+	.result = REJECT,
+},
+{
+	"reference tracking: access after release",
+	.insns = {
+	BPF_SK_LOOKUP,
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 2),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, 0),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.errstr = "!read_ok",
+	.result = REJECT,
+},
+{
+	"reference tracking: direct access for lookup",
+	.insns = {
+	/* Check that the packet is at least 64B long */
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct __sk_buff, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct __sk_buff, data_end)),
+	BPF_MOV64_REG(BPF_REG_0, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 64),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_0, BPF_REG_3, 9),
+	/* sk = sk_lookup_tcp(ctx, skb->data, ...) */
+	BPF_MOV64_IMM(BPF_REG_3, sizeof(struct bpf_sock_tuple)),
+	BPF_MOV64_IMM(BPF_REG_4, 0),
+	BPF_MOV64_IMM(BPF_REG_5, 0),
+	BPF_EMIT_CALL(BPF_FUNC_sk_lookup_tcp),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_0),
+	BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 3),
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_0, 4),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_6),
+	BPF_EMIT_CALL(BPF_FUNC_sk_release),
+	BPF_EXIT_INSN(),
+	},
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.result = ACCEPT,
+},
diff --git a/tools/testing/selftests/bpf/verifier/search_pruning.c b/tools/testing/selftests/bpf/verifier/search_pruning.c
index 33e2ea916e2c..7e50cb80873a 100644
--- a/tools/testing/selftests/bpf/verifier/search_pruning.c
+++ b/tools/testing/selftests/bpf/verifier/search_pruning.c
@@ -81,3 +81,76 @@
 	.result = REJECT,
 	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
 },
+{
+	"search pruning: all branches should be verified (nop operation)",
+	.insns = {
+		BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+		BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+		BPF_ST_MEM(BPF_DW, BPF_REG_2, 0, 0),
+		BPF_LD_MAP_FD(BPF_REG_1, 0),
+		BPF_EMIT_CALL(BPF_FUNC_map_lookup_elem),
+		BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 11),
+		BPF_LDX_MEM(BPF_DW, BPF_REG_3, BPF_REG_0, 0),
+		BPF_JMP_IMM(BPF_JEQ, BPF_REG_3, 0xbeef, 2),
+		BPF_MOV64_IMM(BPF_REG_4, 0),
+		BPF_JMP_A(1),
+		BPF_MOV64_IMM(BPF_REG_4, 1),
+		BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_4, -16),
+		BPF_EMIT_CALL(BPF_FUNC_ktime_get_ns),
+		BPF_LDX_MEM(BPF_DW, BPF_REG_5, BPF_REG_10, -16),
+		BPF_JMP_IMM(BPF_JEQ, BPF_REG_5, 0, 2),
+		BPF_MOV64_IMM(BPF_REG_6, 0),
+		BPF_ST_MEM(BPF_DW, BPF_REG_6, 0, 0xdead),
+		BPF_EXIT_INSN(),
+	},
+	.fixup_map_hash_8b = { 3 },
+	.errstr = "R6 invalid mem access 'inv'",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+},
+{
+	"search pruning: all branches should be verified (invalid stack access)",
+	.insns = {
+		BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+		BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+		BPF_ST_MEM(BPF_DW, BPF_REG_2, 0, 0),
+		BPF_LD_MAP_FD(BPF_REG_1, 0),
+		BPF_EMIT_CALL(BPF_FUNC_map_lookup_elem),
+		BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 8),
+		BPF_LDX_MEM(BPF_DW, BPF_REG_3, BPF_REG_0, 0),
+		BPF_MOV64_IMM(BPF_REG_4, 0),
+		BPF_JMP_IMM(BPF_JEQ, BPF_REG_3, 0xbeef, 2),
+		BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_4, -16),
+		BPF_JMP_A(1),
+		BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_4, -24),
+		BPF_EMIT_CALL(BPF_FUNC_ktime_get_ns),
+		BPF_LDX_MEM(BPF_DW, BPF_REG_5, BPF_REG_10, -16),
+		BPF_EXIT_INSN(),
+	},
+	.fixup_map_hash_8b = { 3 },
+	.errstr = "invalid read from stack off -16+0 size 8",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_TRACEPOINT,
+},
+{
+	"allocated_stack",
+	.insns = {
+		BPF_ALU64_REG(BPF_MOV, BPF_REG_6, BPF_REG_1),
+		BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32),
+		BPF_ALU64_REG(BPF_MOV, BPF_REG_7, BPF_REG_0),
+		BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 5),
+		BPF_MOV64_IMM(BPF_REG_0, 0),
+		BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_6, -8),
+		BPF_LDX_MEM(BPF_DW, BPF_REG_6, BPF_REG_10, -8),
+		BPF_STX_MEM(BPF_B, BPF_REG_10, BPF_REG_7, -9),
+		BPF_LDX_MEM(BPF_B, BPF_REG_7, BPF_REG_10, -9),
+		BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 0),
+		BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 0),
+		BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 0),
+		BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 0),
+		BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.result_unpriv = ACCEPT,
+	.insn_processed = 15,
+},
diff --git a/tools/testing/selftests/bpf/verifier/xadd.c b/tools/testing/selftests/bpf/verifier/xadd.c
new file mode 100644
index 000000000000..c5de2e62cc8b
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/xadd.c
@@ -0,0 +1,97 @@
+{
+	"xadd/w check unaligned stack",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_0, -8),
+	BPF_STX_XADD(BPF_W, BPF_REG_10, BPF_REG_0, -7),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_10, -8),
+	BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "misaligned stack access off",
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+},
+{
+	"xadd/w check unaligned map",
+	.insns = {
+	BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+	BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+	BPF_LD_MAP_FD(BPF_REG_1, 0),
+	BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem),
+	BPF_JMP_IMM(BPF_JNE, BPF_REG_0, 0, 1),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_1, 1),
+	BPF_STX_XADD(BPF_W, BPF_REG_0, BPF_REG_1, 3),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_0, 3),
+	BPF_EXIT_INSN(),
+	},
+	.fixup_map_hash_8b = { 3 },
+	.result = REJECT,
+	.errstr = "misaligned value access off",
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+},
+{
+	"xadd/w check unaligned pkt",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 2),
+	BPF_MOV64_IMM(BPF_REG_0, 99),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 6),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_ST_MEM(BPF_W, BPF_REG_2, 0, 0),
+	BPF_ST_MEM(BPF_W, BPF_REG_2, 3, 0),
+	BPF_STX_XADD(BPF_W, BPF_REG_2, BPF_REG_0, 1),
+	BPF_STX_XADD(BPF_W, BPF_REG_2, BPF_REG_0, 2),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_2, 1),
+	BPF_EXIT_INSN(),
+	},
+	.result = REJECT,
+	.errstr = "BPF_XADD stores into R2 pkt is not allowed",
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"xadd/w check whether src/dst got mangled, 1",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_10),
+	BPF_STX_MEM(BPF_DW, BPF_REG_10, BPF_REG_0, -8),
+	BPF_STX_XADD(BPF_DW, BPF_REG_10, BPF_REG_0, -8),
+	BPF_STX_XADD(BPF_DW, BPF_REG_10, BPF_REG_0, -8),
+	BPF_JMP_REG(BPF_JNE, BPF_REG_6, BPF_REG_0, 3),
+	BPF_JMP_REG(BPF_JNE, BPF_REG_7, BPF_REG_10, 2),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_10, -8),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 42),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.retval = 3,
+},
+{
+	"xadd/w check whether src/dst got mangled, 2",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_MOV64_REG(BPF_REG_6, BPF_REG_0),
+	BPF_MOV64_REG(BPF_REG_7, BPF_REG_10),
+	BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -8),
+	BPF_STX_XADD(BPF_W, BPF_REG_10, BPF_REG_0, -8),
+	BPF_STX_XADD(BPF_W, BPF_REG_10, BPF_REG_0, -8),
+	BPF_JMP_REG(BPF_JNE, BPF_REG_6, BPF_REG_0, 3),
+	BPF_JMP_REG(BPF_JNE, BPF_REG_7, BPF_REG_10, 2),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_10, -8),
+	BPF_EXIT_INSN(),
+	BPF_MOV64_IMM(BPF_REG_0, 42),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
+	.retval = 3,
+},
diff --git a/tools/testing/selftests/bpf/verifier/xdp.c b/tools/testing/selftests/bpf/verifier/xdp.c
new file mode 100644
index 000000000000..5ac390508139
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/xdp.c
@@ -0,0 +1,14 @@
+{
+	"XDP, using ifindex from netdev",
+	.insns = {
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, ingress_ifindex)),
+	BPF_JMP_IMM(BPF_JLT, BPF_REG_2, 1, 1),
+	BPF_MOV64_IMM(BPF_REG_0, 1),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.retval = 1,
+},
diff --git a/tools/testing/selftests/bpf/verifier/xdp_direct_packet_access.c b/tools/testing/selftests/bpf/verifier/xdp_direct_packet_access.c
new file mode 100644
index 000000000000..bfb97383e6b5
--- /dev/null
+++ b/tools/testing/selftests/bpf/verifier/xdp_direct_packet_access.c
@@ -0,0 +1,900 @@
+{
+	"XDP pkt read, pkt_end mangling, bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_3, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R3 pointer arithmetic on pkt_end",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"XDP pkt read, pkt_end mangling, bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_ALU64_IMM(BPF_SUB, BPF_REG_3, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R3 pointer arithmetic on pkt_end",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+},
+{
+	"XDP pkt read, pkt_data' > pkt_end, good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data' > pkt_end, bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data' > pkt_end, bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 0),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_end > pkt_data', good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_end > pkt_data', bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_end > pkt_data', bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data' < pkt_end, good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data' < pkt_end, bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data' < pkt_end, bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_end < pkt_data', good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_end < pkt_data', bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_end < pkt_data', bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 0),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data' >= pkt_end, good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data' >= pkt_end, bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data' >= pkt_end, bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 0),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_end >= pkt_data', good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_end >= pkt_data', bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_end >= pkt_data', bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data' <= pkt_end, good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data' <= pkt_end, bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data' <= pkt_end, bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_end <= pkt_data', good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_end <= pkt_data', bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_end <= pkt_data', bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1,
+		    offsetof(struct xdp_md, data_end)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 0),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_meta' > pkt_data, good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_meta' > pkt_data, bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_meta' > pkt_data, bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_1, BPF_REG_3, 0),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data > pkt_meta', good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data > pkt_meta', bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data > pkt_meta', bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGT, BPF_REG_3, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_meta' < pkt_data, good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_meta' < pkt_data, bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_meta' < pkt_data, bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data < pkt_meta', good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data < pkt_meta', bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data < pkt_meta', bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLT, BPF_REG_3, BPF_REG_1, 0),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_meta' >= pkt_data, good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_meta' >= pkt_data, bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_meta' >= pkt_data, bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_1, BPF_REG_3, 0),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data >= pkt_meta', good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data >= pkt_meta', bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data >= pkt_meta', bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JGE, BPF_REG_3, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_meta' <= pkt_data, good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_meta' <= pkt_data, bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1),
+	BPF_JMP_IMM(BPF_JA, 0, 0, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -4),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_meta' <= pkt_data, bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_1, BPF_REG_3, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data <= pkt_meta', good access",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.result = ACCEPT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data <= pkt_meta', bad access 1",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 1),
+	BPF_LDX_MEM(BPF_DW, BPF_REG_0, BPF_REG_1, -8),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},
+{
+	"XDP pkt read, pkt_data <= pkt_meta', bad access 2",
+	.insns = {
+	BPF_LDX_MEM(BPF_W, BPF_REG_2, BPF_REG_1,
+		    offsetof(struct xdp_md, data_meta)),
+	BPF_LDX_MEM(BPF_W, BPF_REG_3, BPF_REG_1, offsetof(struct xdp_md, data)),
+	BPF_MOV64_REG(BPF_REG_1, BPF_REG_2),
+	BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 8),
+	BPF_JMP_REG(BPF_JLE, BPF_REG_3, BPF_REG_1, 0),
+	BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, -5),
+	BPF_MOV64_IMM(BPF_REG_0, 0),
+	BPF_EXIT_INSN(),
+	},
+	.errstr = "R1 offset is outside of the packet",
+	.result = REJECT,
+	.prog_type = BPF_PROG_TYPE_XDP,
+	.flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS,
+},