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Date: Fri, 31 Jul 2020 14:55:03 -0700 From: John Fastabend <john.fastabend@...il.com> To: Andrii Nakryiko <andriin@...com>, bpf@...r.kernel.org, netdev@...r.kernel.org, ast@...com, daniel@...earbox.net Cc: andrii.nakryiko@...il.com, kernel-team@...com, Andrii Nakryiko <andriin@...com> Subject: RE: [PATCH bpf-next] selftests/bpf: fix spurious test failures in core_retro selftest Andrii Nakryiko wrote: > core_retro selftest uses BPF program that's triggered on sys_enter > system-wide, but has no protection from some unrelated process doing syscall > while selftest is running. This leads to occasional test failures with > unexpected PIDs being returned. Fix that by filtering out all processes that > are not test_progs process. > > Fixes: fcda189a5133 ("selftests/bpf: Add test relying only on CO-RE and no recent kernel features") > Signed-off-by: Andrii Nakryiko <andriin@...com> > --- Acked-by: John Fastabend <john.fastabend@...il.com>
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