From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932152AbWGaG6u (ORCPT ); Mon, 31 Jul 2006 02:58:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932501AbWGaG6u (ORCPT ); Mon, 31 Jul 2006 02:58:50 -0400 Received: from rzcomm12.rz.tu-bs.de ([134.169.9.59]:30446 "EHLO rzcomm12.rz.tu-bs.de") by vger.kernel.org with ESMTP id S932152AbWGaG6t (ORCPT ); Mon, 31 Jul 2006 02:58:49 -0400 Message-ID: <44CDAA0E.5080607@l4x.org> Date: Mon, 31 Jul 2006 08:58:22 +0200 From: Jan Dittmer User-Agent: Mozilla Thunderbird 1.0.6 (Windows/20050716) X-Accept-Language: de-DE, de, en-us, en MIME-Version: 1.0 To: Nathan Scott CC: kernel , linux-kernel@vger.kernel.org, xfs@oss.sgi.com Subject: Re: XFS Bug null pointer dereference in xfs_free_ag_extent References: <44BF29CD.1000809@l4x.org> <44CB0BF7.6030204@idccenter.cn> <44CB1303.7010303@l4x.org> <20060731094424.E2280998@wobbly.melbourne.sgi.com> In-Reply-To: <20060731094424.E2280998@wobbly.melbourne.sgi.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Nathan Scott schrieb: > Hi there, > > On Sat, Jul 29, 2006 at 09:49:23AM +0200, Jan Dittmer wrote: > >>kernel schrieb: >> >>>I have the same problem, but it seems not have a patch right now. >> >>No, I got zero feedback, but let's cc the correct >>mailing list. I also filed bug 6877 at kernel.org >> > > > Is this easily reproducible for you? I've not seen it before, and > the only possibly related recent changes I can think of are these: > > http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e63a3690013a475746ad2cea998ebb534d825704 > > http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d210a28cd851082cec9b282443f8cc0e6fc09830 > > Could you try reverting each of those to see if either is the cause? No, the XFS partition in question is gone due to the infamous endian bug in 2.6.17. I only saw the error once. Hardware is 4 sata drives on a sil-something controller with software raid5. No lvm. But the error reads like a rename race of some kind? Jan