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 34664F507 for ; Tue, 19 Aug 2025 00:29:55 +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=1755563396; cv=none; b=qLXCCFYf3EdkKjl6C6L1drTS/W7Gd6C1R2j2EfDNs2l0QkFXRW1azwgGnHL+KOVe3Zu8oKT+mJqrDPZu5NJos0CNOIuIf8HEkKPPEtgEvu7Oke264xO6xkmWHLM6JKx81o8VDqa2p8fyVR99ebwQDMNt5myHUMs0l2jDu0CA4r0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755563396; c=relaxed/simple; bh=PDmBDJ96SwkWJ3h5auzJjDRxZMFzGBnkGw7mvXW2bR4=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=AT+k6waqzEMjHFJpaD7pC2tFaVlSqpp7+bEcO3q7LYgs0e4Ruf2AiINDLYqcEY5AGO8u4JYIxRzsjXyS+yt9HVfDudWubsn7DmnRx/63I/QDAqoHxhqjqQHmc8eICKs/TIaKDfBUA0ivFHqQPPL8Zkgb84GUe8lLVKCpl4lFqXA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=a9kAvi1L; 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="a9kAvi1L" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B0767C4CEEB; Tue, 19 Aug 2025 00:29:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755563395; bh=PDmBDJ96SwkWJ3h5auzJjDRxZMFzGBnkGw7mvXW2bR4=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=a9kAvi1LK+cG+iWpYGqlcXEICgjGMdbca6D9hx2JSyZLD0LmJ2LrNGPtS1Pbzkfoy 89tuT+kXQlYdasmSEHj+Z7jg9LImhkEKa9FHCHmQBz6Prcs8JnEGfCwTb0m85DWzUm Cp0N2ca27WQZQ2e6RbKUgyFYSLzCz4oYrKXXe39vCyXZYuILdeFa+YUgJ0ml6oc70S zkQjSemWnMtZEqYf5FqjhmyXJIprAW94vp80LCT/ChDgWb4oam7Dq9mNCLt8O6cD66 v+7EcZ+A3sfcfAUWHRfo4iA2o+9YiOgFymnbz+ySjJYqTiYZMKH/qHYQPQFc6ST2FD mCsfC1hhu2HuQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id EAE2C383BF4E; Tue, 19 Aug 2025 00:30:06 +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 v3] net: gso: Forbid IPv6 TSO with extensions on devices with only IPV6_CSUM From: patchwork-bot+netdevbpf@kernel.org Message-Id: <175556340575.2959470.8995178513415785744.git-patchwork-notify@kernel.org> Date: Tue, 19 Aug 2025 00:30:05 +0000 References: <20250814105119.1525687-1-jramaseu@redhat.com> In-Reply-To: <20250814105119.1525687-1-jramaseu@redhat.com> To: Jakub Ramaseuski Cc: netdev@vger.kernel.org, kuba@kernel.org, horms@kernel.org, pabeni@redhat.com, edumazet@google.com, sdf@fomichev.me, ahmed.zaki@intel.com, aleksander.lobakin@intel.com, benoit.monin@gmx.fr, willemb@google.com, tizhao@redhat.com, mschmidt@redhat.com, willemdebruijn.kernel@gmail.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Thu, 14 Aug 2025 12:51:19 +0200 you wrote: > When performing Generic Segmentation Offload (GSO) on an IPv6 packet that > contains extension headers, the kernel incorrectly requests checksum offload > if the egress device only advertises NETIF_F_IPV6_CSUM feature, which has > a strict contract: it supports checksum offload only for plain TCP or UDP > over IPv6 and explicitly does not support packets with extension headers. > The current GSO logic violates this contract by failing to disable the feature > for packets with extension headers, such as those used in GREoIPv6 tunnels. > > [...] Here is the summary with links: - [net,v3] net: gso: Forbid IPv6 TSO with extensions on devices with only IPV6_CSUM https://git.kernel.org/netdev/net/c/864e3396976e You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html