From patchwork Mon Sep 9 18:22:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Willem de Bruijn X-Patchwork-Id: 13797407 Received: from mail-qt1-f182.google.com (mail-qt1-f182.google.com [209.85.160.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B860616D9AF; Mon, 9 Sep 2024 18:25:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.182 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725906314; cv=none; b=k7LnsaT99ppwOCdkC70U29Cxl0h3NLDeQv0trBJ5eoUVlkhgD1Xvq0VkyKsyVyjWJn34Pf86bYShH0dHab4rACgmNQm1WGwgwEWlRbZDiOzvoJ3naPHemV4Oo3CMsxDNMRfD8dQyIRIn0/WkbUNwPayuVYQsQRbvQfiRPlY3Bwk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725906314; c=relaxed/simple; bh=//npHJP8p/o67/dP0oiWt+ZAVgKoUqtjoHah+Q8Wd+0=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=qbg+td3ay4IneI53910VpZtTXGR+J14yeWJCfsqikT+F74brYiuDT0/roSPEQPnZf4nuWxfytMnm7ZC7N+Wibj2PtcpF66a7P4IOzcto1n12rXDSLdW14ESPMqmcBHws7A1Wm1t284ZbHxV5h6shVUty9pZqfbgoTWXx7LHkK2w= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=JznEekIz; arc=none smtp.client-ip=209.85.160.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="JznEekIz" Received: by mail-qt1-f182.google.com with SMTP id d75a77b69052e-4582f9abb43so7674831cf.2; Mon, 09 Sep 2024 11:25:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1725906311; x=1726511111; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=eYSSPy5jRspVj2s1A9OUknnHQ0G4VBS5Qr+5Hdt0kD4=; b=JznEekIzJw9kFdf7fKZ94VukBEHhrqZYdvSgIKSvBzWio9MzqF881dFwlVtAgT/rQi a0QGEX2yhmJSuT5QABkbzGW9jtNGEiZNATmyM84FdRR2bftb9bEvV3+9dDxHwTN3Rojb Hqa8ghK3fP51NbUeFYVUtq9zJ7gGvXrlSgZA1VLozXPUN6Z5+BNU6jcvG/f+ld0eJgFa JtxzCKcwAO02sJzK9pwN7gawaS+CL5BwxOO3BsVfE1yQrPGeUveZB2GPRwcfqsq3PAC5 06rFaphAz856oDd5In/sCawWrVtsi3LToBhl6RLPwr4oyWGDlwqndTzpDiWHdHmoMout +hmA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725906311; x=1726511111; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=eYSSPy5jRspVj2s1A9OUknnHQ0G4VBS5Qr+5Hdt0kD4=; b=a+Zazh6bB2Ftwm5hTBwyTrxvAlft4RJPVlAZk6GzuTe2S833/R3LEJ+0b3UAfQ9O+I zUrH5SZ5MQZIz9cr4CtpgdgduA/e20lrCfpW6w59Dww1AJNgqFpSQeIer0dyhiSz0Os3 Pl2z+4p1AILYhG9iT7w8rZba64DbyXjMii4o8WqlRqyeHEGcHRARWSD7zA/d8WCOZXpX YnoYDufukOvp97ONd1fYo03KN6xtvh1Dy/W1BvnkOxQssTJmUe+wtEtEG48rPUkY5uw9 +rqRoHvjuIz+FxMUOdmosc3yeEP73Fo9ou8jGBDaCqpBHH+MzRVrQBU6it+jm/knKMl0 4BVw== X-Gm-Message-State: AOJu0YzWIXRa5MtFwadEId5Bg+PYjgx+nagyQE9RhB2NkAkBcWNtVcdb yuvM90fXICn0RwjWJgFM9YiYXajhwkb/3mUXz0giDSSUBx4lS17jJumetw== X-Google-Smtp-Source: AGHT+IGJv++77O4EKR9iP8zvKflKQUopYIwqPW7O+Z1TM0oUPi+V9ILh1DQB9xgNtszAucWIbB5Wcg== X-Received: by 2002:a05:622a:698f:b0:458:3154:4d0d with SMTP id d75a77b69052e-45831545284mr40054761cf.37.1725906311389; Mon, 09 Sep 2024 11:25:11 -0700 (PDT) Received: from willemb.c.googlers.com.com (23.67.48.34.bc.googleusercontent.com. [34.48.67.23]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-45822e9b231sm22539071cf.47.2024.09.09.11.25.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Sep 2024 11:25:10 -0700 (PDT) From: Willem de Bruijn To: stable@vger.kernel.org Cc: netdev@vger.kernel.org, gregkh@linuxfoundation.org, christian@theune.cc, mathieu.tortuyaux@gmail.com, Willem de Bruijn Subject: [PATCH 5.15 0/4] Backport fix for net: missing check virtio Date: Mon, 9 Sep 2024 14:22:44 -0400 Message-ID: <20240909182506.270136-1-willemdebruijn.kernel@gmail.com> X-Mailer: git-send-email 2.46.0.598.g6f2099f65c-goog Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Willem de Bruijn Backport the following commit, because it fixes an existing backport that has caused multiple reports of breakage on 5.15 based kernels: net: drop bad gso csum_start and offset in virtio_net_hdr To backport without conflicts, also backport its two dependencies: net: more strict VIRTIO_NET_HDR_GSO_UDP_L4 validation gso: fix dodgy bit handling for GSO_UDP_L4 Also backport the one patch in netdev-net/main that references one of the above in its Fixes tag: net: change maximum number of UDP segments to 128 All four patches also exist in 6.1.109 include/linux/udp.h | 2 +- include/linux/virtio_net.h | 35 +++++++++++++++++----------- net/ipv4/tcp_offload.c | 3 +++ net/ipv4/udp_offload.c | 17 +++++++++++--- tools/testing/selftests/net/udpgso.c | 2 +- 5 files changed, 40 insertions(+), 19 deletions(-)