From: "Vegard Nossum" Subject: Re: ext3 on latest -git: BUG: unable to handle kernel NULL pointer dereference at 0000000c Date: Fri, 18 Jul 2008 13:58:15 +0200 Message-ID: <19f34abd0807180458i2749f5d0jc5c07f691931954e@mail.gmail.com> References: <20080717141333.GC14133@unused.rdu.redhat.com> <20080717141655.GD14133@unused.rdu.redhat.com> <19f34abd0807170744r79e46a78odfcfbd67687d2ceb@mail.gmail.com> <20080717143332.GE14133@unused.rdu.redhat.com> <19f34abd0807170800q13cc021dyed27c665c25ac520@mail.gmail.com> <20080717144342.GA15844@unused.rdu.redhat.com> <20080717230905.GI6239@webber.adilger.int> <20080718105152.GB15844@unused.rdu.redhat.com> <19f34abd0807180432i19567dfal5d7d29bb1916b562@mail.gmail.com> <20080718112003.GC15844@unused.rdu.redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Cc: "Andreas Dilger" , "Josef Bacik" , linux-ext4@vger.kernel.org, sct@redhat.com, akpm@linux-foundation.org, "Johannes Weiner" , linux-kernel@vger.kernel.org To: "Josef Bacik" Return-path: Received: from qb-out-0506.google.com ([72.14.204.237]:11710 "EHLO qb-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751314AbYGRL6R (ORCPT ); Fri, 18 Jul 2008 07:58:17 -0400 Received: by qb-out-0506.google.com with SMTP id p36so1405611qba.17 for ; Fri, 18 Jul 2008 04:58:16 -0700 (PDT) In-Reply-To: <20080718112003.GC15844@unused.rdu.redhat.com> Content-Disposition: inline Sender: linux-ext4-owner@vger.kernel.org List-ID: On Fri, Jul 18, 2008 at 1:20 PM, Josef Bacik wrote: >> You can see the full log at >> http://folk.uio.no/vegardno/linux/log-1216380709.txt which shows that >> it already survived a lot of failures, so I'm guessing your patch was >> correct and we just hit a different case. What do you think? >> > > Yeah you are right, its like a shitty game of wack-a-mole. Heres another patch, > same thing as last time, pull the other one out put this one on. Thanks, It seems to hold up -- no stacktraces, but lots of IO failures. I would leave it in testing for a bit more, but I've got to run; I'll give it another go when I get home. You may see the log so far: http://folk.uio.no/vegardno/linux/log-1216382128.txt Vegard -- "The animistic metaphor of the bug that maliciously sneaked in while the programmer was not looking is intellectually dishonest as it disguises that the error is the programmer's own creation." -- E. W. Dijkstra, EWD1036