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 CBE1D218580 for ; Sat, 12 Jul 2025 23:19:44 +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=1752362384; cv=none; b=lqmMkCuzngDirjkM5gzaOQSi3QkvAODTMKANPMrMknkE4FhiXW0Hc32IayNbPPLprcs52S2lOXabDSaRN7cTAHYT5BGOTBfzEsANxe0/GH8NR6jZI/z4Pox680yYf0wy3+VNrnGkMy6pfgcBwDIilJKgeNOskaO4hgiEgY1EUKU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752362384; c=relaxed/simple; bh=6k6ZJG8y2gjXEtSfgJTNM5qhzsFQ+FXj66vts9y8Elw=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=m1Y6NmAgN8BGagZcdXK/Jgbd+1JUh+yNwWBziwT3676mfbPCshN/d/Vo4kef73/qgYtQrs5BjwNMxCppd171eo6DmHlJPMVmJAVfpwBjUXeYhPCQ8OQegImLNE4vkcaq8BncEwgonrSiDLCE80QMtotdGUcHSpWsWwpXwhVtX6s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Vb99/zvF; 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="Vb99/zvF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6BF22C4CEF1; Sat, 12 Jul 2025 23:19:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752362384; bh=6k6ZJG8y2gjXEtSfgJTNM5qhzsFQ+FXj66vts9y8Elw=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=Vb99/zvFUJeM3+4chi8sCPKL+uj5uInlj2TzzYiCocrE5hHnldOsaLhn8+9W9n6OI La2awvQt4cQ+FsyH/flZPkw3aTD0oiHf+paafI24FmIxtIFs2tpNlepM0MyQJfndod 8XtvYq0exQ1Y4XgiZ1B7SAZRIHNgQ5x3IQEIG3aYlRjDefPppwgBanVOmCqBpE6Se1 cg5UJVtXV/gSlXE6Tvgq8g1JI49Uk4UiE4ASOiJD4w5ajfKzaUB09psCcOg71RNP4R GQBTCFBWTde8bCdqC5OqO4uROhyKoHfPe0DkW5UUBog8r7swsU7IarI0l0kvGKqgKc DESgjMy9s3HFw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 33B65383B276; Sat, 12 Jul 2025 23:20:07 +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 v3] net/sched: sch_qfq: Fix race condition on qfq_aggregate From: patchwork-bot+netdevbpf@kernel.org Message-Id: <175236240601.2661528.9742901935027710125.git-patchwork-notify@kernel.org> Date: Sat, 12 Jul 2025 23:20:06 +0000 References: <20250710100942.1274194-1-xmei5@asu.edu> In-Reply-To: <20250710100942.1274194-1-xmei5@asu.edu> To: Xiang Mei Cc: xiyou.wangcong@gmail.com, netdev@vger.kernel.org, gregkh@linuxfoundation.org, jhs@mojatatu.com, jiri@resnulli.us, security@kernel.org Hello: This patch was applied to netdev/net.git (main) by David S. Miller : On Thu, 10 Jul 2025 03:09:42 -0700 you wrote: > A race condition can occur when 'agg' is modified in qfq_change_agg > (called during qfq_enqueue) while other threads access it > concurrently. For example, qfq_dump_class may trigger a NULL > dereference, and qfq_delete_class may cause a use-after-free. > > This patch addresses the issue by: > > [...] Here is the summary with links: - [v3] net/sched: sch_qfq: Fix race condition on qfq_aggregate https://git.kernel.org/netdev/net/c/5e28d5a3f774 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html