From: patchwork-bot+netdevbpf@kernel.org
To: Jiri Olsa <jolsa@kernel.org>
Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org,
bpf@vger.kernel.org, kafai@fb.com, eddyz87@gmail.com,
songliubraving@fb.com, yhs@fb.com
Subject: Re: [PATCHv3 bpf] libbpf: Prevent double close and leak of btf objects
Date: Thu, 16 Apr 2026 23:10:05 +0000 [thread overview]
Message-ID: <177638100531.3434480.7755313721234677141.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260416100034.1610852-1-jolsa@kernel.org>
Hello:
This patch was applied to bpf/bpf.git (master)
by Alexei Starovoitov <ast@kernel.org>:
On Thu, 16 Apr 2026 12:00:34 +0200 you wrote:
> Sashiko found possible double close of btf object fd [1],
> which happens when strdup in load_module_btfs fails at which
> point the obj->btf_module_cnt is already incremented.
>
> The error path close btf fd and so does later cleanup code in
> bpf_object_post_load_cleanup function.
>
> [...]
Here is the summary with links:
- [PATCHv3,bpf] libbpf: Prevent double close and leak of btf objects
https://git.kernel.org/bpf/bpf/c/380044c40b16
You are awesome, thank you!
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prev parent reply other threads:[~2026-04-16 23:10 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-16 10:00 [PATCHv3 bpf] libbpf: Prevent double close and leak of btf objects Jiri Olsa
2026-04-16 23:10 ` patchwork-bot+netdevbpf [this message]
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