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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CC1A010F92EC for ; Wed, 1 Apr 2026 02:10:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References :Date:Message-Id:From:Subject:Content-Transfer-Encoding:MIME-Version: Content-Type:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=FFoJyQsZBx8HuYYZIj2b+jz4Ie/y2Qx2t9SyTCBp8Ro=; b=dqBwRYEzqOEEKBdlvAqbPL2sym 7MbzzESVMxeJka3Z8OfyVq7D2CPjeJ2u/n+MtTy93m+ECQm3IaSQdYT6nwPGZ/Pgvlt4fqW9CwMVp vX5/ELeqfX5lAKkJXoO6xezLqL+B7aUl5d8lGKOeBkefoCUFmpj4/SzDOaxOSENtoRaksxva5HA5q THk/uGuui0Sc3hBf0SJFlgN7na+T/iA5BENxRIPkNQNRYbQjp4lNhk4RlO2yEz+cuDIZ1UAyNZ/AL /4nvE15x4T4ZzcuyP69QSg1ANOpI5lpGS4p4ssnDVHXYncI2pBSIpHpIpQNsckobsKuisWr8WCLl2 Ih+fSgBg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w7l2J-0000000Dp24-15JW; Wed, 01 Apr 2026 02:10:27 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w7l2H-0000000Dp1u-36Zu; Wed, 01 Apr 2026 02:10:25 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id C2AA060123; Wed, 1 Apr 2026 02:10:24 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 74CFBC2BCB2; Wed, 1 Apr 2026 02:10:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775009424; bh=+Ksi1XCXIWGP3i90WnCVs3nm8z+EhgpN13aJj1UvCpQ=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=rK8ywv1Q3UujMUyo4H6i9g2oOC/Eee9O8MOanKPQg2LaQ3pixi2EhOO+1+ABJhE3n 0mCbMCCmhQRdxC6LrVD5za9CVZwfyhAUieehk+iBB2ca/vL7lonC5/S4LvolywW2dl 8H8aMqc22w/rDlqjMMdjK+LkHQmBH/BSFmAesgb22frQg9aJM1FklGeNm9KNPd5Ux1 C9UK4UDrJOe1q/sP888Jo9Dz0FoE9P2xR8dSq+CQaXBTb8+6VJq10VC8WW/1KvzOFJ u6BszL3zc/PC14ftPZDTqGGw6MtdXj15L0cmLukiDsTeJDvrUJx9OptSTknO5T39c8 6BEqlY2UspFTg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 02D5C3808203; Wed, 1 Apr 2026 02:10:09 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH 1/1] net: ipv6: flowlabel: defer exclusive option free until RCU teardown From: patchwork-bot+netdevbpf@kernel.org Message-Id: <177500940754.3032542.13943967235330405291.git-patchwork-notify@kernel.org> Date: Wed, 01 Apr 2026 02:10:07 +0000 References: <07351f0ec47bcee289576f39f9354f4a64add6e4.1774855883.git.zcliangcn@gmail.com> In-Reply-To: <07351f0ec47bcee289576f39f9354f4a64add6e4.1774855883.git.zcliangcn@gmail.com> To: Yang Yang Cc: security@kernel.org, davem@davemloft.net, dsahern@kernel.org, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, afaerber@suse.de, mani@kernel.org, yoshfuji@linux-ipv6.org, yifanwucs@gmail.com, tomapufckgml@gmail.com, yuantan098@gmail.com, bird@lzu.edu.cn, enjou1224z@gmail.com, zcliangcn@gmail.com, netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Mon, 30 Mar 2026 16:46:24 +0800 you wrote: > From: Zhengchuan Liang > > `ip6fl_seq_show()` walks the global flowlabel hash under the seq-file > RCU read-side lock and prints `fl->opt->opt_nflen` when an option block > is present. > > Exclusive flowlabels currently free `fl->opt` as soon as `fl->users` > drops to zero in `fl_release()`. However, the surrounding > `struct ip6_flowlabel` remains visible in the global hash table until > later garbage collection removes it and `fl_free_rcu()` finally tears it > down. > > [...] Here is the summary with links: - [1/1] net: ipv6: flowlabel: defer exclusive option free until RCU teardown https://git.kernel.org/netdev/net/c/9ca562bb8e66 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html