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From: patchwork-bot+netdevbpf@kernel.org
To: Eric Dumazet <edumazet@google.com>
Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com,
	matttbe@kernel.org, martineau@kernel.org, geliang.tang@linux.dev,
	fw@strlen.de, netdev@vger.kernel.org, eric.dumazet@gmail.com,
	syzbot+355158e7e301548a1424@syzkaller.appspotmail.com
Subject: Re: [PATCH net] mptcp: fix race condition in mptcp_schedule_work()
Date: Sat, 15 Nov 2025 02:20:09 +0000	[thread overview]
Message-ID: <176317320926.1911668.347846021009894983.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20251113103924.3737425-1-edumazet@google.com>

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:

On Thu, 13 Nov 2025 10:39:24 +0000 you wrote:
> syzbot reported use-after-free in mptcp_schedule_work() [1]
> 
> Issue here is that mptcp_schedule_work() schedules a work,
> then gets a refcount on sk->sk_refcnt if the work was scheduled.
> This refcount will be released by mptcp_worker().
> 
> [A] if (schedule_work(...)) {
> [B]     sock_hold(sk);
>         return true;
>     }
> 
> [...]

Here is the summary with links:
  - [net] mptcp: fix race condition in mptcp_schedule_work()
    https://git.kernel.org/netdev/net/c/035bca3f017e

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2025-11-15  2:20 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-13 10:39 [PATCH net] mptcp: fix race condition in mptcp_schedule_work() Eric Dumazet
2025-11-13 17:35 ` Matthieu Baerts
2025-11-15  2:20 ` patchwork-bot+netdevbpf [this message]

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