From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 23CFB3803DA for ; Sat, 27 Jun 2026 22:50:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782600644; cv=none; b=NohFXfCqJRK0udM+OWG2ArpHvOAJHuMj/w5fhJX2p7WBEznduFF5vYIkSa3vXwsItwlQts0dc/D667TvducFr4MvEji28AiDqhI7gENBcuVUzEgzM4eYHSJ8BiYwxVa0001qJQFWpp7eFTllr7KbGbsl3CgGLtx6jNFEOha4r9A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782600644; c=relaxed/simple; bh=2CJnhDF9DD1OgzYpwvPSGcKGsVVRzTn5Hb0KmOffXSQ=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=p1gAQulFg1UFLWsFYleorjWiAFb89qix6se3L2wK/zgUP9ml4VDqt81+dYLhviD3j1EA3DYl62wGb9NAfNdaqez2q+p1VRcSJlKIlACQRdg/XHH+7hHmPfdn6QJl75t90dCSCGX6/V8xvqYcDps6s8e/3uN/gHFod90tI+BQGh0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=eVPcJfk8; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="eVPcJfk8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CB37B1F00A3A; Sat, 27 Jun 2026 22:50:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782600642; bh=g9TElVIDnPv7Li0JYvlHdeEO7dqICIvNnU7GJ8movX8=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=eVPcJfk8sX98XZjC423SbE8k/VuJLJNuaJeplymAEs1R11Vb8UeIMFEbUGDzFN2nc +RIyww1Bx0B5oAdAzS4dvwe+WTTb2CyrgzciOggWDAJJ5o6/AOurLprCZGyMnPKQ5P thT2OGkG8dkHRmSNe8wvjGKxndHDXX0f6zDr/g/AcbaGVxnzCPpplLsM/KjojtiklZ tjgiQMwf1a1sWGkU4ZCbG4+oTFCz3pCIcjyfmP7t/Ygr46SgGyJuXZONywcJ3lbjPX xqQET2qYgiHUTX0jKr2cAitB+/O9n2QylQHaAIOKtjTK4IIYG/LTWle4a7jWEP5cyy ruGIZGLcSdbdQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id D0E4A3938452; Sat, 27 Jun 2026 22:50:29 +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 v5] net: dsa: Fix skb ownership in taggers From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178260062830.1451849.3573078989535411096.git-patchwork-notify@kernel.org> Date: Sat, 27 Jun 2026 22:50:28 +0000 References: <20260625-dsa-fix-free-skb-v5-1-b5931e4cbdb0@kernel.org> In-Reply-To: <20260625-dsa-fix-free-skb-v5-1-b5931e4cbdb0@kernel.org> To: Linus Walleij Cc: andrew@lunn.ch, olteanv@gmail.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, florian.fainelli@broadcom.com, jonas.gorski@gmail.com, hauke@hauke-m.de, kurt@linutronix.de, woojung.huh@microchip.com, UNGLinuxDriver@microchip.com, chester.a.unal@arinc9.com, daniel@makrotopia.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, wei.fang@nxp.com, xiaoning.wang@nxp.com, clement.leger@bootlin.com, george.mccollister@gmail.com, mmyangfl@gmail.com, netdev@vger.kernel.org, sashiko-bot@kernel.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Thu, 25 Jun 2026 09:47:01 +0200 you wrote: > The tag_8021q.c tagger calls vlan_insert_tag() in dsa_8021q_xmit(). > vlan_insert_tag() will consume the skb with kfree_skb() on failure > and return NULL. > > When NULL is returned as error code to ->xmit() in dsa_user_xmit() > it will free the same skb again leading to a double-free. > > [...] Here is the summary with links: - [net,v5] net: dsa: Fix skb ownership in taggers https://git.kernel.org/netdev/net/c/d4be5f6f9094 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html