On Fri, 2024-08-30 at 02:51 -0700, Tony Ambardar wrote:
> The pahole master branch recently added support for "distilled BTF" based
> on libbpf v1.5, but may add .BTF and .BTF.base sections with the wrong byte
> order (e.g. on s390x BPF CI), which then lead to kernel Oops when loaded.
> 
> Fix by updating libbpf's btf__distill_base() and btf_new_empty() to retain
> the byte order of any source BTF objects when creating new ones.
> 
> Reported-by: Song Liu <song@kernel.org>
> Reported-by: Eduard Zingerman <eddyz87@gmail.com>
> Suggested-by: Eduard Zingerman <eddyz87@gmail.com>
> Link: https://lore.kernel.org/bpf/6358db36c5f68b07873a0a5be2d062b1af5ea5f8.camel@gmail.com/
> Signed-off-by: Tony Ambardar <tony.ambardar@gmail.com>
> ---

Acked-by: Eduard Zingerman <eddyz87@gmail.com>

But we also need a test for this. Like the one attached.
Or Alan can share his test, which is much shorter but skips round trip to bytes and back.

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