selftests/bpf: Stress test attaching a BPF prog to another BPF prog
Add a test that invokes a BPF prog in a loop, while concurrently attaching and detaching another BPF prog to and from it. This helps identifying race conditions in bpf_arch_text_poke(). Signed-off-by:Ilya Leoshkevich <iii@linux.ibm.com> Link: https://lore.kernel.org/r/20250716194524.48109-3-iii@linux.ibm.com Signed-off-by:
Alexei Starovoitov <ast@kernel.org>
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