From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CF648C433EF for ; Thu, 10 Mar 2022 23:30:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344694AbiCJXbR (ORCPT ); Thu, 10 Mar 2022 18:31:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38962 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344715AbiCJXbP (ORCPT ); Thu, 10 Mar 2022 18:31:15 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 39CB416BF8C; Thu, 10 Mar 2022 15:30:13 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id C4605B82977; Thu, 10 Mar 2022 23:30:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 80C7EC340F9; Thu, 10 Mar 2022 23:30:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1646955010; bh=OmiH1rkkwDE4MvdTK+ueV6th3KQ1rH29do+nnexNmeM=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=ZIBNW1cIk0srYcw20shDMZxPiSx7n2DNC1oZF9TPp/bjBXUN+4aEHZn8G6UlZBxxe 1OPIXaekuHJhkz4i2fbg2ebFIvkK/MmCp0GkBwvD5cZgDptuFLrBN93cuA9m9uW783 khSYVo8WULzi40Apccxg663pOgfbs5opKnyeTa+z4EDGPahLn3xX8PypOW7ZkMhJfC LYJvjpoKuvoSYJ0tj+Dc4e7eTDDDmyYkaYmUphCEw19vE/NSSOF/x7jf8gireqIfLf hyye3h1IvPlRbnQmlQKl/lIbqU+/oYd7MXyBkYTvKy7QsogvSqxyxxLGKDcgvLoLAT tg5c3o4YAe+Mg== 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 6D119EAC095; Thu, 10 Mar 2022 23:30:10 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] ice: Fix race condition during interface enslave From: patchwork-bot+netdevbpf@kernel.org Message-Id: <164695501044.21304.15926630200023275833.git-patchwork-notify@kernel.org> Date: Thu, 10 Mar 2022 23:30:10 +0000 References: <20220310171641.3863659-1-ivecera@redhat.com> In-Reply-To: <20220310171641.3863659-1-ivecera@redhat.com> To: Ivan Vecera Cc: netdev@vger.kernel.org, poros@redhat.com, jesse.brandeburg@intel.com, anthony.l.nguyen@intel.com, davem@davemloft.net, kuba@kernel.org, intel-wired-lan@lists.osuosl.org, linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello: This patch was applied to netdev/net.git (master) by Jakub Kicinski : On Thu, 10 Mar 2022 18:16:41 +0100 you wrote: > Commit 5dbbbd01cbba83 ("ice: Avoid RTNL lock when re-creating > auxiliary device") changes a process of re-creation of aux device > so ice_plug_aux_dev() is called from ice_service_task() context. > This unfortunately opens a race window that can result in dead-lock > when interface has left LAG and immediately enters LAG again. > > Reproducer: > ``` > #!/bin/sh > > [...] Here is the summary with links: - [net] ice: Fix race condition during interface enslave https://git.kernel.org/netdev/net/c/5cb1ebdbc434 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html