From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9AF10DDC9; Wed, 3 Apr 2024 01:10:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712106627; cv=none; b=NyF9otRDjzWo56e5ws9YhP8bh7XHCc1iIyVeFuZHENcaH2vWKxevqXNcn6dK5ZMk2+nUc5oEWIXG/uryOn7tZtuRdkSl5q4DrmzgRQ9W6hgd2qVHyErr9/LYykB7f1C/Haw1p4GeIFWXahz0RrvWsKO8EiOLbQoPcV0D6vpT+FM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712106627; c=relaxed/simple; bh=KCnOBi74BlzNl2+FFa0fS0VuyU/hlw2By7Q//n5ToVU=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=E0xNa5xkbqjf3Std/3YrEdjsekvFi21kVuRKSb8xJqTndffCWjfkBOQlb9VT51xRJCR41XU17+1LK/B8jeT3Ehy1gkUlZTmH0VdP9Wrry94VDKcnFIthN7Ox5IRzymmp2W5t9Dke7ictOx6YaVnjaaUu6+jjLoQFx2RaDfNLWLs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=q70d+SGw; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="q70d+SGw" Received: by smtp.kernel.org (Postfix) with ESMTPS id 404C6C43394; Wed, 3 Apr 2024 01:10:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1712106627; bh=KCnOBi74BlzNl2+FFa0fS0VuyU/hlw2By7Q//n5ToVU=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=q70d+SGwrgF7L4DIKYOBolGftr93n7uidNS8QWaYW/OF/ySgsqXAvSK0i7fukXw+u C/W6veJu3bxvkSBCocluJS+Y2u3CxWuAiW9va9Z6AFucsV2N6kcTYNxUyKaGdNmKP8 8QUbgTbSsW6GjfeoxyfRu1+Jb32+RU7Pe+rv/LqCmMwUyD/FR7Rh1F7oCuNKlGwr3i Ctpp/n+AcBnowxw29Ul2GcDjD5kPQTf7yZxGpbtAQgsRX6cDbfBY9pCOlGcROUED8j bls7G4KYWqLYFpMrgAiZ4ATxxwNC65DQX8kr7cDWtgSQo//n160NmKRIZsyZKXxFmv mCbleRxyc/AYQ== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 2DF37D8BD1B; Wed, 3 Apr 2024 01:10:27 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net v2] ax25: fix use-after-free bugs caused by ax25_ds_del_timer From: patchwork-bot+netdevbpf@kernel.org Message-Id: <171210662718.30217.1033477175371401576.git-patchwork-notify@kernel.org> Date: Wed, 03 Apr 2024 01:10:27 +0000 References: <20240329015023.9223-1-duoming@zju.edu.cn> In-Reply-To: <20240329015023.9223-1-duoming@zju.edu.cn> To: Duoming Zhou Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hams@vger.kernel.org, pabeni@redhat.com, kuba@kernel.org, edumazet@google.com, davem@davemloft.net, jreuter@yaina.de, horms@kernel.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Fri, 29 Mar 2024 09:50:23 +0800 you wrote: > When the ax25 device is detaching, the ax25_dev_device_down() > calls ax25_ds_del_timer() to cleanup the slave_timer. When > the timer handler is running, the ax25_ds_del_timer() that > calls del_timer() in it will return directly. As a result, > the use-after-free bugs could happen, one of the scenarios > is shown below: > > [...] Here is the summary with links: - [net,v2] ax25: fix use-after-free bugs caused by ax25_ds_del_timer https://git.kernel.org/netdev/net/c/fd819ad3ecf6 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html