From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: Crash in ip_conntrack on shutdown Date: Wed, 01 Nov 2006 17:49:31 -0800 (PST) Message-ID: <20061101.174931.66061218.davem@davemloft.net> References: <45494243.20001@dslnorthwest.net> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org Return-path: Received: from dsl027-180-168.sfo1.dsl.speakeasy.net ([216.27.180.168]:43964 "EHLO sunset.davemloft.net") by vger.kernel.org with ESMTP id S1752463AbWKBBtZ (ORCPT ); Wed, 1 Nov 2006 20:49:25 -0500 To: shemminger@dslnorthwest.net In-Reply-To: <45494243.20001@dslnorthwest.net> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Stephen Hemminger Date: Wed, 01 Nov 2006 16:56:35 -0800 > My desktop machine (Fedora Core 6) crashed on during shutdown when > running latest > 2.6.19-rc4 kernel. Machine is UP Amd64. > > It looks like a null dereference in ip_conntrack. See screenshot. > > http://picasaweb.google.com/stephen.hemminger/LinuxCrashes/photo#4992593950061821970 Can some x86_64 expert decode this? I'm trying to figure out what object is being NULL defer'd, and after taking a quick look at this dump I can't figure it out. I suspect there may also be a OOPS right before this one, I also wonder if this was actually a BUG_ON() trigger.