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-rw-r--r--kernel/bpf/verifier.c7
-rw-r--r--tools/testing/selftests/bpf/test_verifier.c10
2 files changed, 8 insertions, 9 deletions
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index abf567200574..8b4e70eeced2 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -1763,8 +1763,7 @@ static int check_xadd(struct bpf_verifier_env *env, int insn_idx, struct bpf_ins
if (is_ctx_reg(env, insn->dst_reg) ||
is_pkt_reg(env, insn->dst_reg)) {
verbose(env, "BPF_XADD stores into R%d %s is not allowed\n",
- insn->dst_reg, is_ctx_reg(env, insn->dst_reg) ?
- "context" : "packet");
+ insn->dst_reg, reg_type_str[insn->dst_reg]);
return -EACCES;
}
@@ -4871,8 +4870,8 @@ static int do_check(struct bpf_verifier_env *env)
return err;
if (is_ctx_reg(env, insn->dst_reg)) {
- verbose(env, "BPF_ST stores into R%d context is not allowed\n",
- insn->dst_reg);
+ verbose(env, "BPF_ST stores into R%d %s is not allowed\n",
+ insn->dst_reg, reg_type_str[insn->dst_reg]);
return -EACCES;
}
diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c
index a90be44f61e0..6e0b3f148cdb 100644
--- a/tools/testing/selftests/bpf/test_verifier.c
+++ b/tools/testing/selftests/bpf/test_verifier.c
@@ -3276,7 +3276,7 @@ static struct bpf_test tests[] = {
BPF_ST_MEM(BPF_DW, BPF_REG_1, offsetof(struct __sk_buff, mark), 0),
BPF_EXIT_INSN(),
},
- .errstr = "BPF_ST stores into R1 context is not allowed",
+ .errstr = "BPF_ST stores into R1 inv is not allowed",
.result = REJECT,
.prog_type = BPF_PROG_TYPE_SCHED_CLS,
},
@@ -3288,7 +3288,7 @@ static struct bpf_test tests[] = {
BPF_REG_0, offsetof(struct __sk_buff, mark), 0),
BPF_EXIT_INSN(),
},
- .errstr = "BPF_XADD stores into R1 context is not allowed",
+ .errstr = "BPF_XADD stores into R1 inv is not allowed",
.result = REJECT,
.prog_type = BPF_PROG_TYPE_SCHED_CLS,
},
@@ -5266,7 +5266,7 @@ static struct bpf_test tests[] = {
.errstr_unpriv = "R2 leaks addr into mem",
.result_unpriv = REJECT,
.result = REJECT,
- .errstr = "BPF_XADD stores into R1 context is not allowed",
+ .errstr = "BPF_XADD stores into R1 inv is not allowed",
},
{
"leak pointer into ctx 2",
@@ -5281,7 +5281,7 @@ static struct bpf_test tests[] = {
.errstr_unpriv = "R10 leaks addr into mem",
.result_unpriv = REJECT,
.result = REJECT,
- .errstr = "BPF_XADD stores into R1 context is not allowed",
+ .errstr = "BPF_XADD stores into R1 inv is not allowed",
},
{
"leak pointer into ctx 3",
@@ -12230,7 +12230,7 @@ static struct bpf_test tests[] = {
BPF_EXIT_INSN(),
},
.result = REJECT,
- .errstr = "BPF_XADD stores into R2 packet",
+ .errstr = "BPF_XADD stores into R2 ctx",
.prog_type = BPF_PROG_TYPE_XDP,
},
{