Received: by 2002:a25:4158:0:0:0:0:0 with SMTP id o85csp821875yba; Sun, 31 Mar 2019 14:02:41 -0700 (PDT) X-Google-Smtp-Source: APXvYqyRu+acI0MbEV/LOdS1xiZ7xxenSOSkAjFSyFHKkJ2tyW0WhiksSK06esmJu7nyD76yUBPv X-Received: by 2002:a63:7e10:: with SMTP id z16mr4045299pgc.40.1554066161271; Sun, 31 Mar 2019 14:02:41 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1554066161; cv=none; d=google.com; s=arc-20160816; b=LSdmgeRujihaZl4EHnA64VwRP6sQwJOBRamnWFzsA8Upg8k14T65sa3YvTQq8IbPkR 4cafFcqDDtE1NeLW36toJrLOLz9l/odzzxcgI1ksJd6QneUPfsMxE1lcRfVT0E+ge/TM 6dq++o840W1jJoIyV9iYM8OJTqEaf/Kljt8EJbRUydYTxBoJBw5QMM0GieFSBusTw8ti OFWXhVQP4qT6pWwNkPerYSwGTOGFa7UUnOnajXbdZnUFbwwIRmDLG40HPNRTwA7uejFK MYZ4sXJaHe8iZasSYhieI+8Isa1VNJscBB4ps9LthAbc8I/9P/KXcKxy8FVzMz8QRQpn wepw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:from:subject:cc:to:message-id:date; bh=7+U1VfJsQxeW1Ma8QhpXwmU7mzIeWB69s0oxVShrHTU=; b=XBFbjPaAhFNMOovbqJvs155ImgfOd2dlpXMXC7/dIyC1/Fq8PKgzwb2ka+2ebHQk3M w++utNJ4zBtRJZDr6omvNsv2b4Bhy24OZ1ZStSox5OJTneR6BQldlHM2JISxlp+aINw+ X8B4lORN6sTiR26DkdSKtaiZUJ5NJVBeQv8omODzokzs3+7kkImSomTJiCqp+SENxkbp WjpVg4MPIfpWyf8MdvkdBII4KEFi7RRtgDY/bZlAtik67nwdb+P+QMAuXOD87NXtwJ0C MMOoCTfEWywWw9vuTq5OjTCoTmYzTcFVioj7Zt1b3deTXBOsbbm9E9H6PHJpeMHg4cA9 8f/g== ARC-Authentication-Results: i=1; mx.google.com; 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id c144si7625879pfc.5.2019.03.31.14.02.14; Sun, 31 Mar 2019 14:02:41 -0700 (PDT) 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; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731432AbfCaVBQ (ORCPT + 99 others); Sun, 31 Mar 2019 17:01:16 -0400 Received: from shards.monkeyblade.net ([23.128.96.9]:42686 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725987AbfCaVBQ (ORCPT ); Sun, 31 Mar 2019 17:01:16 -0400 Received: from localhost (unknown [IPv6:2601:601:9f80:35cd::d71]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id D4FB21070EFE9; Sun, 31 Mar 2019 14:01:15 -0700 (PDT) Date: Sun, 31 Mar 2019 14:01:15 -0700 (PDT) Message-Id: <20190331.140115.123759088780666820.davem@davemloft.net> To: aaro.koskinen@iki.fi Cc: joabreu@synopsys.com, alexandre.torgue@st.com, peppe.cavallaro@st.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, aaro.koskinen@nokia.com Subject: Re: [PATCH 0/6] net: stmmac: fix handling of oversized frames From: David Miller In-Reply-To: <20190327203540.1884-1-aaro.koskinen@iki.fi> References: <20190327203540.1884-1-aaro.koskinen@iki.fi> X-Mailer: Mew version 6.8 on Emacs 26.1 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Sun, 31 Mar 2019 14:01:16 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Aaro Koskinen Date: Wed, 27 Mar 2019 22:35:34 +0200 > I accidentally had MTU size mismatch (9000 vs. 1500) in my network, > and I noticed I could kill a system using stmmac & 1500 MTU simply > by pinging it with "ping -s 2000 ...". > > While testing a fix I encountered also some other issues that need fixing. > > I have tested these only with enhanced descriptors, so the normal > descriptor changes need a careful review. Series applied, thanks Aaro.