From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932165AbWAQQgZ (ORCPT ); Tue, 17 Jan 2006 11:36:25 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932169AbWAQQgY (ORCPT ); Tue, 17 Jan 2006 11:36:24 -0500 Received: from mx2.suse.de ([195.135.220.15]:19435 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S932165AbWAQQgX (ORCPT ); Tue, 17 Jan 2006 11:36:23 -0500 Date: Tue, 17 Jan 2006 17:36:22 +0100 From: Nick Piggin To: Jan Kara Cc: Nick Piggin , Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: unmount oops in log_do_checkpoint Message-ID: <20060117163622.GA20740@wotan.suse.de> References: <20060116160420.GA21064@wotan.suse.de> <20060116212250.GD12159@atrey.karlin.mff.cuni.cz> <20060117113727.GB24083@wotan.suse.de> <20060117034601.6556322a.akpm@osdl.org> <20060117115945.GC24083@wotan.suse.de> <20060117140929.GA23497@wotan.suse.de> <20060117163235.GA18895@atrey.karlin.mff.cuni.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060117163235.GA18895@atrey.karlin.mff.cuni.cz> User-Agent: Mutt/1.5.6i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jan 17, 2006 at 05:32:35PM +0100, Jan Kara wrote: > > On Tue, Jan 17, 2006 at 12:59:45PM +0100, Nick Piggin wrote: > > > > Maybe it is because people haven't been turning on their debugging options, > > tsk tsk ;) It only oopses when DEBUG_SLAB and DEBUG_PAGEALLOC are both > > enabled. And only then when the jbd patch is not reverted. Weird. > Hmm, that's really strange, maybe we have some use-after-free > problem or so... I'll see what I can do :). > Are you able to reproduce? If not I can test patches... Nick