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 D547714A81; Wed, 1 May 2024 02:10:32 +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=1714529433; cv=none; b=CJ6Orq9DzcoE+eaXhsn2+r5joh0YmBhcdYon47SYcBIt2Ovi++e0vav8o5LBSbc4zDZwbxO82sd+bvFx0KtboNc4N87zNH0Rcgt5d7UOEIakymeqcYSn0bhsmJRk954TnLW47R0ghL5j2bYy5/CbJ8ihqkef1XDf8idfPsxDQow= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714529433; c=relaxed/simple; bh=JkkG2HQgyj4Dng0B7QaD5x4I2y9yo+brfwfoHgYEHBg=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=NWHuvVCLgBCvs/umqrzBDH/w5t4zFuV4sANkUXQMDTwyDwkj7RUAs11BvM7rFJ7pGJ1+Xqo3Ai/ZPpboKcLWARbO9O1Mm/lGCJYSL5NvTcs6t2IPJ0ta6yA0r0iRrMenJGpuMOb8tIlWZ9JV25OIgmq0oKFXkYhSO2QBf2smo7Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dCu/jQ5N; 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="dCu/jQ5N" Received: by smtp.kernel.org (Postfix) with ESMTPS id 750AAC4AF1C; Wed, 1 May 2024 02:10:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1714529432; bh=JkkG2HQgyj4Dng0B7QaD5x4I2y9yo+brfwfoHgYEHBg=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=dCu/jQ5NmyxGTDmC2ZTkGBZtLaT9mcTx5KYZoaH1G8PDXalD4JTYU39ryzSsqjIhW xHF55rwWQnvGJe3b1cOrkDB0FnGDJ7dJu1XpRgga0I95uQC923YMDwXbMAd5dDjljO U7xSgwJ91+GFb+7pJ5+CsXIHoLX5CONLMqg5d/anjuaCpciI8cs7teBEoJQpE9x2XQ rQ+GgsE/IvTrRbW8dphtCKWA9gBuUOYwZpB327uHAJQ6xjvKwF8+BwrQLKTm9gCOAY lXUk4+WSuJf7XHUihS7jSQIXH2LzlPNDWhKYwWC7fVAW9lvTr8Q7fGAm9Mv6jcc26H lvHi/6WYP1GMg== 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 66935C43616; Wed, 1 May 2024 02:10:32 +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-next] netpoll: Fix race condition in netpoll_owner_active From: patchwork-bot+netdevbpf@kernel.org Message-Id: <171452943241.31721.5323172862996753044.git-patchwork-notify@kernel.org> Date: Wed, 01 May 2024 02:10:32 +0000 References: <20240429100437.3487432-1-leitao@debian.org> In-Reply-To: <20240429100437.3487432-1-leitao@debian.org> To: Breno Leitao Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, leit@meta.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net-next.git (main) by Jakub Kicinski : On Mon, 29 Apr 2024 03:04:33 -0700 you wrote: > KCSAN detected a race condition in netpoll: > > BUG: KCSAN: data-race in net_rx_action / netpoll_send_skb > write (marked) to 0xffff8881164168b0 of 4 bytes by interrupt on cpu 10: > net_rx_action (./include/linux/netpoll.h:90 net/core/dev.c:6712 net/core/dev.c:6822) > > read to 0xffff8881164168b0 of 4 bytes by task 1 on cpu 2: > netpoll_send_skb (net/core/netpoll.c:319 net/core/netpoll.c:345 net/core/netpoll.c:393) > netpoll_send_udp (net/core/netpoll.c:?) > > value changed: 0x0000000a -> 0xffffffff > > [...] Here is the summary with links: - [net-next] netpoll: Fix race condition in netpoll_owner_active https://git.kernel.org/netdev/net-next/c/c2e6a872bde9 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html