From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932278AbWAPJa0 (ORCPT ); Mon, 16 Jan 2006 04:30:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932299AbWAPJaK (ORCPT ); Mon, 16 Jan 2006 04:30:10 -0500 Received: from rwcrmhc14.comcast.net ([216.148.227.89]:45507 "EHLO rwcrmhc12.comcast.net") by vger.kernel.org with ESMTP id S932281AbWAPJaC (ORCPT ); Mon, 16 Jan 2006 04:30:02 -0500 Message-ID: <43CB6796.4040104@namesys.com> Date: Mon, 16 Jan 2006 01:29:58 -0800 From: Hans Reiser User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.5) Gecko/20041217 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Nathan Scott CC: Andrew Morton , linux-kernel@vger.kernel.org, reiserfs-dev@namesys.com, linux-xfs@oss.sgi.com, Jeff Mahoney , Mattia Dongili Subject: Re: 2.6.15-mm3 bisection: git-xfs.patch makes reiserfs oops References: <20060110235554.GA3527@inferi.kami.home> <20060110170037.4a614245.akpm@osdl.org> <20060115221458.GA3521@inferi.kami.home> <20060116094817.A8425113@wobbly.melbourne.sgi.com> In-Reply-To: <20060116094817.A8425113@wobbly.melbourne.sgi.com> X-Enigmail-Version: 0.90.1.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Thanks Nathan, Mattia, and Andrew. vs, can you or Jeff look at whether our buffer head inits are sufficiently hardened by next Monday (I know that vs has a lot of mail to catch up to)? Jeff, if you have time before then, it would be nice if you could handle it, I know hardening V3 is an interest of yours. Thanks, Hans Nathan Scott wrote: >On Sun, Jan 15, 2006 at 11:14:58PM +0100, Mattia Dongili wrote: > > >>[CC-in relevant people/ML] >> >>Hello! >> >>second bisection result! >> >>On Tue, Jan 10, 2006 at 05:00:37PM -0800, Andrew Morton wrote: >> >> >>>Mattia Dongili wrote: >>> >>> >>[...] >> >> >>>>1- reiser3 oopsed[1] twice while suspending to ram. It seems >>>> reproducible (have some activity on the fs and suspend) >>>> >>>> >>>No significant reiser3 changes in there, so I'd be suspecting something >>>else has gone haywire. >>> >>> >>you're right: git-xfs.patch is the bad guy. >> >>Unfortunately netconsole isn't helpful in capturing the oops (no serial >>ports here) but I have two more shots (more readable): >>http://oioio.altervista.org/linux/dsc03148.jpg >>http://oioio.altervista.org/linux/dsc03149.jpg >> >> > >Hmm, thats odd. It seems to be coming from: >reiserfs_commit_page -> reiserfs_add_ordered_list -> __add_jh(inline) > >I guess XFS may have left a buffer_head in an unusual state (with some >private flag/b_private set), somehow, and perhaps that buffer_head has >later been allocated for a page in a reiserfs write. Does this patch, >below, help at all? > >I see one BUG check in __add_jh for non-NULL b_private, but can't see >the top of your console output from the photos - is there a preceding >line with "kernel BUG at ..." in it? > >cheers. > > >