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 853192FFDDE; Wed, 1 Apr 2026 02:10:23 +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=1775009423; cv=none; b=YQHmcSa+EwO6NVi1Sy6SwiB6Zqy8i55iCJiFiip8RZLYCb42jgQ7gmKJ3D1nBEFiX70Ryp8sA2jwUq9XNGF057+UKvvCpEhiv3c+PmBlxx1XLdTFHkpyQjfUCCpKyMF//ZnrDGOTufm54lZL/gdLR6DY9k36HwHbOwFfULEoaeU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775009423; c=relaxed/simple; bh=+jxMg1qsMcBV0u4Wg5vSJPEqLgk1GDyHqJomtJ8pxjw=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=ckjl4ll07HmI9+Qp0ol0Np1V6KGEu4YvwGj4dzhIbRQB+wyXpNJ/00DRIdb/20v6jGhu/j9yCMfRAGAI9s3NOgNN/gKLe+T85oUq8SytVN4kFz3qvGdVVOujgFIhvIGB0BnciDxq1FYzYWC8yCN+vsMj7739cLOutt0WVs+WBks= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Usr7hN7Q; 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="Usr7hN7Q" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 04FFFC19423; Wed, 1 Apr 2026 02:10:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775009423; bh=+jxMg1qsMcBV0u4Wg5vSJPEqLgk1GDyHqJomtJ8pxjw=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=Usr7hN7QIxhZ+5HTtbudJ8t22L0QiKGS0PQEQ4uRVYD2MI+KBFs+QZLDqFHAuM69f H18TQM3L1Z75dthlnv3u/1lasfsP6UGltFYxcmw8AJilSgyszWTzyXjMQfCsGvOxxP quUAarzhHUnFjP+6y73NDh+kWQ2ZlT6LDgU5JPPKkVt8FYrSFmtFyINxs92E6TDVyj b5HE3VCc3xvVHsp85Zfh9MWLI4WQZzg6oN2wN/Rdw2J2llS+sAonIyiq94R5KBg2Uv SUhj8oUpD9vwPsyV6F4NTd2zCxYZ9Ro5gbAj3kXunMSHCWYHS6BwcV6wQ+0pDL8dnr Tk6inBw8ou/4Q== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 7CEA63808203; Wed, 1 Apr 2026 02:10:07 +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 v4] mptcp: fix soft lockup in mptcp_recvmsg() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <177500940629.3032542.11284521898968939164.git-patchwork-notify@kernel.org> Date: Wed, 01 Apr 2026 02:10:06 +0000 References: <20260330120335.659027-1-lixiasong1@huawei.com> In-Reply-To: <20260330120335.659027-1-lixiasong1@huawei.com> To: Li Xiasong Cc: matttbe@kernel.org, martineau@kernel.org, geliang@kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, netdev@vger.kernel.org, mptcp@lists.linux.dev, linux-kernel@vger.kernel.org, yuehaibing@huawei.com, zhangchangzhong@huawei.com, weiyongjun1@huawei.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Mon, 30 Mar 2026 20:03:35 +0800 you wrote: > syzbot reported a soft lockup in mptcp_recvmsg() [0]. > > When receiving data with MSG_PEEK | MSG_WAITALL flags, the skb is not > removed from the sk_receive_queue. This causes sk_wait_data() to always > find available data and never perform actual waiting, leading to a soft > lockup. > > [...] Here is the summary with links: - [net,v4] mptcp: fix soft lockup in mptcp_recvmsg() https://git.kernel.org/netdev/net/c/5dd8025a49c2 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html