Re: [PATCH bpf-next 0/3] bpf: Fix builds broken by fatal resolve_btfids warnings

From: patchwork-bot+netdevbpf

Date: Mon Oct 19 2026 - 20:20:36 EST


Hello:

This series was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@xxxxxxxxxx>:

On Mon, 19 Oct 2026 17:10:03 -0400 you wrote:
> Commit 201a454df948 ("resolve_btfids: Fix the --fatal_warnings exit
> status") makes resolve_btfids warnings fail the build again with
> CONFIG_WERROR=y. That exposed BTF ID references to functions some
> configs don't build. KernelCI has been seeing i386
> i386_defconfig+kselftest builds fail on linux-next since next-20261015:
>
> WARN: resolve_btfids: unresolved symbol bpf_arena_reserve_pages
> WARN: resolve_btfids: unresolved symbol bpf_arena_free_pages
> WARN: resolve_btfids: unresolved symbol bpf_arena_alloc_pages
> Failed to generate BTF for vmlinux
> Try to disable CONFIG_DEBUG_INFO_BTF
>
> [...]

Here is the summary with links:
- [bpf-next,1/3] bpf: Drop unused entries from special_kfunc_list again
https://git.kernel.org/bpf/bpf-next/c/63be110a96ae
- [bpf-next,2/3] bpf: Don't reference arena kfuncs when arena isn't built
https://git.kernel.org/bpf/bpf-next/c/ced6a0993e2f
- [bpf-next,3/3] bpf: Fix ksock build with BPF_LSM=y and SECURITY_NETWORK=n
https://git.kernel.org/bpf/bpf-next/c/a81bd9262cde

You are awesome, thank you!
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