From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: GPF in skb_flow_dissect Date: Thu, 13 Dec 2012 13:01:27 -0500 (EST) Message-ID: <20121213.130127.1341933416292443904.davem@davemloft.net> References: <20121213041644.GB1611@redhat.com> <1355376177.12271.244.camel@edumazet-glaptop> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: davej@redhat.com, jasowang@redhat.com, netdev@vger.kernel.org To: erdnetdev@gmail.com Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:39869 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755684Ab2LMSBb (ORCPT ); Thu, 13 Dec 2012 13:01:31 -0500 In-Reply-To: <1355376177.12271.244.camel@edumazet-glaptop> Sender: netdev-owner@vger.kernel.org List-ID: From: Eric Dumazet Date: Wed, 12 Dec 2012 21:22:57 -0800 > [PATCH] tuntap: dont use skb after netif_rx_ni(skb) > > commit 96442e4242 (tuntap: choose the txq based on rxq) added > a use after free. > > Cache rxhash in a temp variable before calling netif_rx_ni() > > Reported-by: Dave Jones > Signed-off-by: Eric Dumazet Applied.