From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 39C05125AA; Wed, 1 Jul 2026 00:10:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782864623; cv=none; b=E6KKpS2k6+eiaWSVDX+50CFcOd6fQtbDIn8OPZ2/8sOQM/QAe2lHik3JqFoNo0tlwBMnxAcMC4YxKKBJp/ZKiEL6CDlYepOF9oQBsTd/9Rnw4auQWSWwDHnpY14yHLp9amfhBZ36FucndS7Sxp8oBWdImBctLwYT6D637+9Xd1Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782864623; c=relaxed/simple; bh=9ZH4Ff2UgFsKkmK5tefRkwwzer7+c9WXPQlxLKvyGZQ=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=b+XJ4WTeNSNJRl6wyCGjpQm1jaW+53tJgVQ8sBrM9otNPs8DDoRpUg+Lr4pO3nQFhJ8H2YbDMl3SiaGzL3HBzFoJMfgjhc53xStkeDbXyGxA6HkzPxaphXNKwFSwsi1a8XSR7aC7p1Dnua3ygeQljRi85vwaZoVWJFDm8zxoq5A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=R7qVBkmX; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="R7qVBkmX" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CA1941F000E9; Wed, 1 Jul 2026 00:10:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782864621; bh=5eK2h5zT0huQPCIKoKHlO4e6xJbMU/UtAu/ACXXiick=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=R7qVBkmXs0a8nkFpQBsqm+vimuROR/Wv7uAZbYkF/r6m0W1QJ7N7cpf8nJ2GhIdFG 6vpw2JqNz1weUgdpYx+FTkrmR6FiOFYVOIYnzc/kettUTVe8APMR/i/vHktoHxkZxQ sznuuaYZb29jVbdnlaiOLuIsbN7YfFk95vvY4w7BT9S5XTy7POEKH5J/BS0OwFBwAK jQIwIz+lO+g+/eBHgtencZx5IlkthjKhWBbzN7JOhDM749xUyvK5EPsufcqF0JrnD2 5lXB0yiR0XOT+SfyN5MBCnvi+LRJEZYYmY0oidR0Q0klIQRhDMy2P23DfTVPMuUx8N H1QoSSuqFYUlQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id D0C1B393A963; Wed, 1 Jul 2026 00:10:06 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] sctp: fix addr_wq_timer race in sctp_free_addr_wq() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178286460539.344657.15416227618301274929.git-patchwork-notify@kernel.org> Date: Wed, 01 Jul 2026 00:10:05 +0000 References: <5dc95f295bdb5c3f60e880dd9aa5112dc5c071cc.1782757874.git.lucien.xin@gmail.com> In-Reply-To: <5dc95f295bdb5c3f60e880dd9aa5112dc5c071cc.1782757874.git.lucien.xin@gmail.com> To: Xin Long Cc: netdev@vger.kernel.org, linux-sctp@vger.kernel.org, davem@davemloft.net, kuba@kernel.org, edumazet@google.com, pabeni@redhat.com, horms@kernel.org, marcelo.leitner@gmail.com, ebiederm@xmission.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Mon, 29 Jun 2026 14:31:14 -0400 you wrote: > sctp_free_addr_wq() previously removed addr_wq_timer using timer_delete() > while holding addr_wq_lock. However, timer_delete() does not guarantee that > a currently running timer handler has completed. > > This allows a race with sctp_addr_wq_timeout_handler(), where the handler > may still run after addr_waitq has been freed, acquire addr_wq_lock, and > access freed memory, leading to a use-after-free. > > [...] Here is the summary with links: - [net] sctp: fix addr_wq_timer race in sctp_free_addr_wq() https://git.kernel.org/netdev/net/c/976c19de0f22 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html