linux-stable.git/tools/testing/selftests/bpf/prog_tests/stack_arg_fail.c, branch master Linux kernel stable tree selftests/bpf: Add tests for stack argument validation 2026-05-13T16:27:32+00:00 Yonghong Song yonghong.song@linux.dev 2026-05-13T04:51:32+00:00 9f42204c62d51d666df0acb83af8d154c7580ace Add negative tests that verify the kfunc (rejecting kfunc call with >8 byte struct as stack argument) and the verifier (rejecting invalid uses of r11 for stack arguments). Signed-off-by: Yonghong Song <yonghong.song@linux.dev> Link: https://lore.kernel.org/r/20260513045132.2398371-1-yonghong.song@linux.dev Signed-off-by: Alexei Starovoitov <ast@kernel.org> 
Add negative tests that verify the kfunc (rejecting kfunc call
with >8 byte struct as stack argument) and the verifier
(rejecting invalid uses of r11 for stack arguments).

Signed-off-by: Yonghong Song <yonghong.song@linux.dev>
Link: https://lore.kernel.org/r/20260513045132.2398371-1-yonghong.song@linux.dev
Signed-off-by: Alexei Starovoitov <ast@kernel.org>