Re: [PATCH bpf v3 0/2] bpf: Fix tracing of kfuncs with implicit args

From: patchwork-bot+netdevbpf

Date: Thu Jul 16 2026 - 19:20:52 EST


Hello:

This series was applied to bpf/bpf.git (master)
by Eduard Zingerman <eddyz87@xxxxxxxxx>:

On Mon, 13 Jul 2026 16:52:21 -0700 you wrote:
> Tejun reported an issue where a BPF program tracing a kfunc with
> KF_IMPLICIT_ARGS can crash the kernel [1]. This is caused by a bug in
> bpf_check_attach_target(): the btf_func_model for such a kfunc is
> computed from a wrong BTF prototype. For more details see the commit
> message of patch #1.
>
> The second patch adds a selftest that can catch this situation.
>
> [...]

Here is the summary with links:
- [bpf,v3,1/2] bpf: Fix tracing of kfuncs with implicit args
https://git.kernel.org/bpf/bpf/c/3917b1012ee2
- [bpf,v3,2/2] selftests/bpf: Cover tracing implicit kfunc args
https://git.kernel.org/bpf/bpf/c/0af15f3057a6

You are awesome, thank you!
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