kernel/tools/testing/selftests/bpf/progs/fentry_recursive.c, branch linux-rolling-stable Hosts the 0x221E linux distro kernel. https://universe.0xinfinity.dev/distro/kernel/atom?h=linux-rolling-stable 2024-01-05T04:40:14Z selftests/bpf: Add test for recursive attachment of tracing progs 2024-01-05T04:40:14Z Dmitrii Dolgov 9erthalion6@gmail.com 2024-01-03T19:05:45Z urn:sha1:5c5371e069e1ffc204dda8b20c609b170b823165 Verify the fact that only one fentry prog could be attached to another fentry, building up an attachment chain of limited size. Use existing bpf_testmod as a start of the chain. Acked-by: Jiri Olsa <olsajiri@gmail.com> Acked-by: Song Liu <song@kernel.org> Signed-off-by: Dmitrii Dolgov <9erthalion6@gmail.com> Link: https://lore.kernel.org/r/20240103190559.14750-3-9erthalion6@gmail.com Signed-off-by: Alexei Starovoitov <ast@kernel.org>