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 DDFBC13A258 for ; Wed, 16 Sep 2026 00:11:13 +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=1789517475; cv=none; b=tDyXxe1LSPX5e8qjfxZBDO0a/K5V00AsTDSrfDDnCLv3K0E+2WIriTKDpKD2ZYN8XokDZHRd1TArikrM7Uj42LvB1BEpDxSXdehTJkbjK6dtHNM6E3BE1WpfrsaLP45GgORdbrsia2XYA+X2iSV517ulMq6+F9uEQ7q6tyA0/y4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789517475; c=relaxed/simple; bh=JyX2jFMc3vSKsl/U6/u1m1dwjSt2Mo/sRY62Q3Sl6aU=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=JmNELzKkNRBiyXDJIR1BZZt5eG3OnYUZAaGSquY+pXwHjVQ5jg8A/Kjkxn/0XQJ9grZJN4uNRVD3RwmKlji6n9CH7cA8DZYZFn46qUAaWSm144J5odZgBT0vWlnUJSffUI/JHCXQkhKzOzdq/UKWBCGERU+Vao0pfCqrbbblJu0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=f1nxqZ5O; 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="f1nxqZ5O" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 75D8A1F000FF; Wed, 16 Sep 2026 00:11:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789517473; bh=D5jMq3f2Yy/ZDSkoech/7qYqbpoi0CVkKz7eZOPEjNo=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=f1nxqZ5OJejye4FJv1CW3ZTjBy7aKDLNK7m62FZ26wGRT2h2zOdg/MvexjEfzGSfa G63Va+gHCDwi/LK4EM9HFlibyfVDmp6h9yiN9fTXASRocW0hFrX8jDER9V2bARCvpq OR+zqIL7e3b2mtrRQllwiEBhvPBRx68mJvZ9E3FTcBwNFY9Yilga7aNt6bJWvGlORU NsQRDgAZMC6aoJqYYqzWEe/t9jQulBNf+KFT/t6wVhs509L8PLXLy6RDGx+Eou7aQV l+c3WEjLVEK1ycPYZfnQsCofHzfvOLmY3vjKFGM29yo6HLjUhu0cCI3gO/jgG9Xp8p Rkn00IJJW/nrg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 198DB392706C; Wed, 16 Sep 2026 00:10:09 +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] net: stmmac: fix TSO header length truncation From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178951740763.2328807.9767514074293530178.git-patchwork-notify@kernel.org> Date: Wed, 16 Sep 2026 00:10:07 +0000 References: <20260911-stmmac-fix-header-length-v1-1-8fc103334327@oss.qualcomm.com> In-Reply-To: <20260911-stmmac-fix-header-length-v1-1-8fc103334327@oss.qualcomm.com> To: Lorenzo Bianconi Cc: maxime.chevallier@bootlin.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, mcoquelin.stm32@gmail.com, alexandre.torgue@foss.st.com, niklas.cassel@axis.com, netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Fri, 11 Sep 2026 11:20:15 +0200 you wrote: > stmmac_tso_xmit() stores the protocol header length returned by > stmmac_tso_header_size() in a u8. stmmac_tso_valid_packet() admits > headers up to 1023 bytes, so a header longer than 255 bytes wraps modulo > 256 (486 becomes 230, 256 becomes 0). > > A TCP over IPv6 socket carrying a few hundred bytes of sticky > destination/hop-by-hop options makes skb_tcp_all_headers() exceed 255 > while staying below the 1023-byte limit, so such an skb reaches > stmmac_tso_xmit(). > > [...] Here is the summary with links: - [net] net: stmmac: fix TSO header length truncation https://git.kernel.org/netdev/net/c/15989abd74f1 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html