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 931D5265CA8 for ; Mon, 19 Jan 2026 20:20:12 +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=1768854012; cv=none; b=Y7iN+KHN/Grm/MzQ9meVbCx4n2YrFbbkvLLxvMuQJXV6m5y+rwlHVQGkPfx10wO38eyGOa2mn+88SSCx+dLiOXTafoV5gP/efYaHa29lovPV31Xtr8CB8bvsikYlh4dnpAyaCEzzYvEZMmkAzUParTnENxrTUPAyPezSW/GuWkg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768854012; c=relaxed/simple; bh=wvK3Zd6V6eiO6j1ryz1b7EuxshxMrcRo0utuLa1/Be0=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=n5jiQaACjkthIDZt+Q0LW5/zhcvPbk0Bb2sOCRQbawWaB5BvPXd8qb2dIM3XRFoZGSoMzG96jr8wBRqs0keh0NFP+0Ok/Tc0CqgBWfoC2hJbRs5lZ5meFDx3AlDqRHqIiHDH1dfVxVjHHGqIuOcHJmLdgg4MbFUHmN8KFuoqjWI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ZT5rrgmF; 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="ZT5rrgmF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2F3E2C116C6; Mon, 19 Jan 2026 20:20:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768854012; bh=wvK3Zd6V6eiO6j1ryz1b7EuxshxMrcRo0utuLa1/Be0=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=ZT5rrgmF2Bhok0Wtl3yLl4AVvFuxoWuDeSwFFS+TWbSMnTJfJ1kwcyWkIRBdux55W MCuTjDaI00ryObZh2q+C4mjKre8s/eU5kvjogDVCdRqmEmffyXRR6RZHoRzxWcJNVC todV3pbvJm7xSh8k6ae8qJ0eIqE8r2PUBXY5SED4mntY9iuKSyXMxAWa/fafsAZwOT Rm0BaoX80fs7zX3OqZThtc8rV7S9bbBTQdb1cnZkLbq6NfoeKsTxIT/Sz9TB2dYWyT wpXNT8oCu7v+/niMPG6tqXL9s8wqTOtiUr+p2NFetMpdzXv2VqHlLzPH15JiHwWnEw fPXZzrnpfRxKQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 3ECB43806907; Mon, 19 Jan 2026 20:20:11 +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 0/3] net/sched: teql: Enforce hierarchy placement From: patchwork-bot+netdevbpf@kernel.org Message-Id: <176885400979.123996.17622042838765819298.git-patchwork-notify@kernel.org> Date: Mon, 19 Jan 2026 20:20:09 +0000 References: <20260114160243.913069-1-jhs@mojatatu.com> In-Reply-To: <20260114160243.913069-1-jhs@mojatatu.com> To: Jamal Hadi Salim Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, andrew+netdev@lunn.ch, netdev@vger.kernel.org, xiyou.wangcong@gmail.com, jiri@resnulli.us, victor@mojatatu.com, km.kim1503@gmail.com, security@kernel.org Hello: This series was applied to netdev/net.git (main) by Jakub Kicinski : On Wed, 14 Jan 2026 11:02:40 -0500 you wrote: > GangMin Kim managed to create a UAF on qfq by inserting > teql as a child qdisc and exploiting a qlen sync issue. > teql is not intended to be used as a child qdisc. Lets enforce that rule in > patch #1. Although patch #1 fixes the issue, we prevent another potential qlen > exploit in qfq in patch #2 by enforcing the child's active status is not > determined by inspecting the qlen. In patch #3 we add a tdc test case. > > [...] Here is the summary with links: - [net,1/3] net/sched: Enforce that teql can only be used as root qdisc https://git.kernel.org/netdev/net/c/50da4b9d07a7 - [net,2/3] net/sched: qfq: Use cl_is_active to determine whether class is active in qfq_rm_from_ag https://git.kernel.org/netdev/net/c/d837fbee9245 - [net,3/3] selftests/tc-testing: Try to add teql as a child qdisc https://git.kernel.org/netdev/net/c/2460f31e6e44 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html