selftests/bpf: Add uretprobe syscall call from user space test

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Adding test to verify that when called from outside of the
trampoline provided by kernel, the uretprobe syscall will cause
calling process to receive SIGILL signal and the attached bpf
program is not executed.

Link: https://lore.kernel.org/all/20240611112158.40795-8-jolsa@kernel.org/

Acked-by: Andrii Nakryiko <andrii@kernel.org>
Reviewed-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>

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Jiri Olsa 2024-06-12 08:44:28 +09:00 • committed by Masami Hiramatsu (Google)

parent f42a58ffb8

commit 9e7f74e64a

2 changed files with 112 additions and 0 deletions

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95

tools/testing/selftests/bpf/prog_tests/uprobe_syscall.c

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17

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

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