{ "direct stack access with 32-bit wraparound. test1", .insns = { BPF_MOV64_REG(BPF_REG_1, BPF_REG_10), BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 0x7fffffff), BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 0x7fffffff), BPF_MOV32_IMM(BPF_REG_0, 0), BPF_STX_MEM(BPF_B, BPF_REG_1, BPF_REG_0, 0), BPF_EXIT_INSN(), }, .errstr = "fp pointer and 2147483647", .result = REJECT }, { "direct stack access with 32-bit wraparound. test2", .insns = { BPF_MOV64_REG(BPF_REG_1, BPF_REG_10), BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 0x3fffffff), BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 0x3fffffff), BPF_MOV32_IMM(BPF_REG_0, 0), BPF_STX_MEM(BPF_B, BPF_REG_1, BPF_REG_0, 0), BPF_EXIT_INSN(), }, .errstr = "fp pointer and 1073741823", .result = REJECT }, { "direct stack access with 32-bit wraparound. test3", .insns = { BPF_MOV64_REG(BPF_REG_1, BPF_REG_10), BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 0x1fffffff), BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 0x1fffffff), BPF_MOV32_IMM(BPF_REG_0, 0), BPF_STX_MEM(BPF_B, BPF_REG_1, BPF_REG_0, 0), BPF_EXIT_INSN(), }, .errstr = "fp pointer offset 1073741822", .errstr_unpriv = "R1 stack pointer arithmetic goes out of range", .result = REJECT },