tools/testing/selftests/bpf/progs/raw_tp_null_fail.c

Source file repositories/reference/linux-study-clean/tools/testing/selftests/bpf/progs/raw_tp_null_fail.c

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/bpf/progs/raw_tp_null_fail.c
Extension
.c
Size
817 bytes
Lines
25
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

int test_raw_tp_null_bpf_testmod_test_raw_tp_null_arg_1(void *ctx) {
    asm volatile("r1 = *(u64 *)(r1 +0); r1 = *(u64 *)(r1 +0);" ::: __clobber_all);
    return 0;
}

/* Check NULL marking */
SEC("tp_btf/sched_pi_setprio")
__failure __msg("R1 invalid mem access 'trusted_ptr_or_null_'")
int test_raw_tp_null_sched_pi_setprio_arg_2(void *ctx) {
    asm volatile("r1 = *(u64 *)(r1 +8); r1 = *(u64 *)(r1 +0);" ::: __clobber_all);
    return 0;
}

Annotation

Implementation Notes