Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp2279557imu; Fri, 14 Dec 2018 08:30:44 -0800 (PST) X-Google-Smtp-Source: AFSGD/VrDY5RCQC5Txf1p+60AIskZRAGy5QaM1jaZ1ZdeVX9TyU01IS2ztLJFeDlU+/LmBBGWCor X-Received: by 2002:a63:2141:: with SMTP id s1mr3324541pgm.148.1544805044602; Fri, 14 Dec 2018 08:30:44 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1544805044; cv=none; d=google.com; s=arc-20160816; b=RqtiM5bf4Jr2V28SK8EHnAcs2M5sJHlBcn5nhL5nzPvJ20W3IxC8IwuOPCVWB22Tl4 u2I3TXLX+3NVZyVWYLUMRWvm3s/Prir9Z3y5KoUezIKUTomywZXppabhr5i04zJ1lUn9 41W7RvINMCKeahdUhtGa2xjkMcUt0gdP+c+3VOoaB4z2OQGbEg8KQ6cTbh9KTof4KM2o Qu68bMAVQO2UplUdTP/1PjWIvlJmLprdGD0wLiSa7AuK7bFydlUdQWeZ7fTCyG6lz3ue ww0RTuHkYO8YV20/w2idsQ0Wiu/ZqDr7RvjU0CjKs4h0+bO0XgVByu+OjUwUMh//jwJb jmZA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:dkim-signature; bh=CPTovOa0/xKrjIcfaQ8pBrHGQV9oeq0Dh2k/kepRpuk=; b=RhQD0unr8UlPwvFTnRa4GbyWmdCci0ERPCYg+Gzf9WemKRZ4QAFqwdW2+XLddGs8e9 GOg/B23eZ+jik7ZyXH35dXwB/9NSrTtO69rXPNoVNj9WHcPLGSC6DYaUOLtjAx/qtk7U BN5+5vsqngYlTo2JDF/ggMjLs77rLjqoi/GzHoOcDpAyfQR7KafLjKZPqaL9/7GGGAAa EksK3oOKVCJhUgbODut0DNu4NdafTzm0COzkoXZrNImOkrtuFNtN51WXSCWGG8MaaeZk tLLKUh85JFYRNRha+9xC05af40CMiMyqptitBk3m4t7ZQECzyq+X/UT0w9d3s2zpjG+i A3xA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=BfzKGyCP; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id j10si241565pgt.155.2018.12.14.08.30.29; Fri, 14 Dec 2018 08:30:44 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=BfzKGyCP; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730033AbeLNQ23 (ORCPT + 99 others); Fri, 14 Dec 2018 11:28:29 -0500 Received: from mail-yw1-f65.google.com ([209.85.161.65]:41422 "EHLO mail-yw1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729803AbeLNQ22 (ORCPT ); Fri, 14 Dec 2018 11:28:28 -0500 Received: by mail-yw1-f65.google.com with SMTP id f65so2506733ywc.8 for ; Fri, 14 Dec 2018 08:28:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=CPTovOa0/xKrjIcfaQ8pBrHGQV9oeq0Dh2k/kepRpuk=; b=BfzKGyCPEn3S9vx4TA/G7Gq+nNp6JrEFqoGvZhZoEnAm/+YLo238eGNvQQxWyapY3c B/qRvRXxUoCYejWVBH9QWp5F651YZud+G2SNGJtf8hoxkp7UNSRb/FxC/1z8vplw0B0K 5IhGWoN+iDjACxlh5HertycMVxS9I2yquGLIHq/u6b+Me61dZod6hbXY3MSzebAgNUp7 vWUpzX49UQ6Rsutf8Zcv6YNDbp+U4siPJs8+vzVlKHCq0T231F78R3dxS24jVBUQvh8l 0zMARbhnE+RpP1IY/FwenNvvp/YGzXTQX+KB61ck+wxUKlF6rHdOzBnF7/0oQ2TMaSoU s7xw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=CPTovOa0/xKrjIcfaQ8pBrHGQV9oeq0Dh2k/kepRpuk=; b=M1Yzec9GkmB1z6XMxwkIqQsiSLlFUVLTvAWNWKEJn4HBo0y46Pwu/JBYb7Zs+f5Ssv kT+t5KcCpFoJ5wFHG+odYogGx9K6aEY88RWimDmSfOuyuK6CuUWBFnEEtH/q+StBxDZN K9VZGgWhE3mvoe5B0I/OFNMupLFyaKdwKLw7LR18WmohFCXcbbuNSJHGdQ1fhCwIhJoN AqLD6JBs1woCK0GwFgZ9o20cU/tMvmvDpQv2KOOeDRrXZ48kKWfOrNXuh1sR19syfhp+ N858773bnLlxjH8XErksFxOIMjPGo2fzM6P3b298JbSJMa1NERnJJr7Dyl4lNkIs67S5 y7/A== X-Gm-Message-State: AA+aEWaWUMxzKVdYyJFOLbqNB4HuhuW7H57rVFNkrhf0OwBJBQ2Ivf2k nq0xL2bRIIRJxQDjVsiteopq6iV3/zxzZKwvYO0wi9iYZau94A== X-Received: by 2002:a81:6246:: with SMTP id w67mr3781204ywb.60.1544804907496; Fri, 14 Dec 2018 08:28:27 -0800 (PST) MIME-Version: 1.0 References: <20181214115729.658859279@linuxfoundation.org> <20181214115730.135586551@linuxfoundation.org> <20181214155226.GJ41383@MacBook-Pro-19.local> <20181214155435.GK41383@MacBook-Pro-19.local> In-Reply-To: <20181214155435.GK41383@MacBook-Pro-19.local> From: Eric Dumazet Date: Fri, 14 Dec 2018 08:28:13 -0800 Message-ID: Subject: Re: [PATCH 4.14 09/89] net: Prevent invalid access to skb->prev in __qdisc_drop_all To: Christoph Paasch Cc: Greg Kroah-Hartman , LKML , stable@vger.kernel.org, bhole_prashant_q7@lab.ntt.co.jp, Tyler Hicks , Eric Dumazet , David Miller Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Dec 14, 2018 at 7:54 AM Christoph Paasch wrote: > To clarify: Backport to v4.19.x is needed. The backport to v4.14 and older > should not be needed. Sure, but this does not cause any harm. No further action needed :)