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From: bot+bpf-ci@kernel.org
To: ihor.solodrai@linux.dev,ast@kernel.org,andrii@kernel.org,daniel@iogearbox.net,eddyz87@gmail.com,martin.lau@linux.dev
Cc: memxor@gmail.com,bpf@vger.kernel.org,linux-kernel@vger.kernel.org,kernel-team@meta.com,ast@kernel.org,andrii@kernel.org,daniel@iogearbox.net,martin.lau@kernel.org,eddyz87@gmail.com,yonghong.song@linux.dev,clm@meta.com,ihor.solodrai@linux.dev
Subject: Re: [PATCH bpf v1 1/2] bpf: Fix exception exit lock checking for subprogs
Date: Tue, 17 Mar 2026 01:02:56 +0000 (UTC)	[thread overview]
Message-ID: <cbc753d17a4e0037aa7e0711ef6cd3a34e7e82dca5a3ef445b7d78af51e5a1cb@mail.kernel.org> (raw)
In-Reply-To: <20260317001325.318004-1-ihor.solodrai@linux.dev>

[-- Attachment #1: Type: text/plain, Size: 1114 bytes --]

> diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
> --- a/kernel/bpf/verifier.c
> +++ b/kernel/bpf/verifier.c
> @@ -20911,7 +20911,8 @@ static int process_bpf_exit_full(struct bpf_verifier_env *env,
>  	 * state when it exits.
>  	 */
>  	int err = check_resource_leak(env, exception_exit,
> -				      !env->cur_state->curframe,
> +				      exception_exit || !env->cur_state->curframe,
> +				      exception_exit ? "bpf_throw" :
>  				      "BPF_EXIT instruction in main prog");
>  	if (err)
>  		return err;

This looks like a bug fix but appears to be missing a Fixes: tag.
The buggy check_lock = !curframe logic was introduced when the
inline code in do_check() was refactored into process_bpf_exit_full()
and check_resource_leak() in commit 2d419c44658f ("bpf: add fsession
support"). Should this have:

Fixes: 2d419c44658f ("bpf: add fsession support")


---
AI reviewed your patch. Please fix the bug or email reply why it's not a bug.
See: https://github.com/kernel-patches/vmtest/blob/master/ci/claude/README.md

CI run summary: https://github.com/kernel-patches/bpf/actions/runs/23172639489

  parent reply	other threads:[~2026-03-17  1:02 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-17  0:13 Ihor Solodrai
2026-03-17  0:13 ` [PATCH bpf v1 2/2] selftests/bpf: Add tests for bpf_throw lock leak from subprogs Ihor Solodrai
2026-03-17  1:02 ` bot+bpf-ci [this message]
2026-03-17  1:22   ` [PATCH bpf v1 1/2] bpf: Fix exception exit lock checking for subprogs Kumar Kartikeya Dwivedi

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