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 E3DFE1F94F; Sat, 16 May 2026 01:39:53 +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=1778895594; cv=none; b=GKmUY+gdhqod8KOTsmVKAU+de/nInbIeatLKsR5spcE48LemhEF+nphlJIgQ3POSOvi2pr6iI+WDEnPOUpqZ9K9WEFq1Fq+h6s3sgxLUAsRKSJbvwMf7eeFfiSGPHuyB2D33IJ+AbhtdWO5WXjH9wK+qfakPY/nBxK/s+sVDxpc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778895594; c=relaxed/simple; bh=R8Gs9Wk6NAAhPS87TQ1iFIoLN/TOBGEAUtj1B3MohNY=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=YXEACVzypCGAGwAiHK/bL+y5/cTnWi3qmMPb9AYRyUKQC1DLNwTO/g16V63lRp0nHQL9CFzP91ZeX+7zSfXPkO9VdctS1BfOqBqQkfMmHLt/cZUvHvkHJUan2DqGovJKydUBDN/zB6Z4FGQZKEXHnYv/D6ow0JtZL2k/2Z+e9Ho= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kqj/XKbg; 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="kqj/XKbg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 17322C2BCB0; Sat, 16 May 2026 01:39:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778895593; bh=R8Gs9Wk6NAAhPS87TQ1iFIoLN/TOBGEAUtj1B3MohNY=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=kqj/XKbgBADtKu7XFfOD6hPA9Ho9KZd0DF/x61MY2Jp2jaTrHclK1ak7uU5m6Yf7u /8a63A9rpYumIrxKlaXU1zNTYvpfJrIX2MH9pidCElv0QMcMnqr9V2/pOOJz3/mY7L MVGfpl0iWnxQTFoEcw2miVK7A/cHuTFKWCItZqmGxHN9Qa7wwsZA2vLpKUN8CMaSH1 PObqM/Re9h3WdViCWeGGr7MK8sLQAN7rBbi1HirPPmhgtP7gcZoH7a0nWfAuh8btxv p5OZroxZXdJ/s1X4FamqPhmqpt6qXJwle4BTKCfdfRdbJoRLyYGyFFxidTdrwZgWT9 0ybMgxSCkxASA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 568263930A23; Sat, 16 May 2026 01:40:07 +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 0/1] net: hsr: fix node-table UAF on device teardown From: patchwork-bot+netdevbpf@kernel.org Message-Id: <177889560589.219555.12152803144106381021.git-patchwork-notify@kernel.org> Date: Sat, 16 May 2026 01:40:05 +0000 References: <20260513233838.3064715-1-michael.bommarito@gmail.com> In-Reply-To: <20260513233838.3064715-1-michael.bommarito@gmail.com> To: Michael Bommarito Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, netdev@vger.kernel.org, fmaurer@redhat.com, bigeasy@linutronix.de, luka.gejak@linux.dev, xiyou.wangcong@gmail.com, kexinsun@smail.nju.edu.cn, stable@vger.kernel.org, linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Wed, 13 May 2026 19:38:37 -0400 you wrote: > Hi, > > HSR generic-netlink node-list/status readers walk hsr->node_db under > rcu_read_lock(), but RTM_DELLINK teardown frees the same node table > immediately via plain list_del() + kfree(). A reader that has already > obtained a struct hsr_node can race hsr_dellink() and dereference > freed node memory. > > [...] Here is the summary with links: - [net,1/1] net: hsr: defer node table free until after RCU readers https://git.kernel.org/netdev/net/c/aaec7096f996 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html