From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764106AbYEBCI1 (ORCPT ); Thu, 1 May 2008 22:08:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756735AbYEBCIT (ORCPT ); Thu, 1 May 2008 22:08:19 -0400 Received: from adsl-67-120-171-161.dsl.lsan03.pacbell.net ([67.120.171.161]:47154 "HELO linuxace.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1756019AbYEBCIS (ORCPT ); Thu, 1 May 2008 22:08:18 -0400 Date: Thu, 1 May 2008 19:08:15 -0700 From: Phil Oester To: Andrew Morton Cc: Ryan Roth , Ryan.Roth@CH2M.com, bugme-daemon@bugzilla.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [Bugme-new] [Bug 10586] New: High Number of Segfaults onMacBookStarting With 2.6.24.5 Kernel Message-ID: <20080502020815.GA5155@linuxace.com> References: <20080501130444.cc5c63e8.akpm@linux-foundation.org> <86A21F45FFA48B408A65E67054362EB6069DD742@CULEBRA.amr.ch2m.com> <20080501133003.be723364.akpm@linux-foundation.org> <86A21F45FFA48B408A65E67054362EB621C948@CULEBRA.amr.ch2m.com> <481A5276.4040607@sbcglobal.net> <20080501170239.9b740877.akpm@linux-foundation.org> <481A5A94.2080400@sbcglobal.net> <20080501173408.384b4fc3.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080501173408.384b4fc3.akpm@linux-foundation.org> User-Agent: Mutt/1.4.2.2i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, May 01, 2008 at 05:34:08PM -0700, Andrew Morton wrote: > On Thu, 01 May 2008 17:04:36 -0700 > Ryan Roth wrote: > > > Since this last boot I have only got these: > > > > > May 1 16:26:25 kernel: gnome-power-man[3112]: segfault at 0 ip 410fda > > > sp 7fff4712c870 error 4 in gnome-power-manager[400000+47000] > > > May 1 16:26:25 kernel: gnome-power-man[3116]: segfault at 0 ip 410fda > > > sp 7fff2959cce0 error 4 in gnome-power-manager[400000+47000] > > > May 1 16:26:25 kernel: gnome-power-man[3119]: segfault at 0 ip 410fda > > > sp 7fffc7671db0 error 4 in gnome-power-manager[400000+47000] > > OK. > > Well I don't know what the heck to do about that. It could be that we've > gone and changed the contents of (say) an acpi /proc file, and this happens > to cause your particular version of gnome-power-manager to take a different > (and buggy) codepath, so it crashes. Or something like this. > > I hate to do this to you, but our best hope for getting to the bottom of > this is for you to run a git bisection search to find out what we did which > triggered this. http://www.kernel.org/doc/local/git-quick.html has some > instructions. > > Or you could go the other route and work out where and why > gnome-power-manager is crashing. > > You could try upgrading (or downgrading) your gnome-power-manager version, > see if that affects things. > > Does the problem affect only gnome-power-manager? FWIW, I recently upgraded some boxes to 2.6.24.x, and started seeing tons of qmail segfaults, which look remarkably similar to the above problem. 2.6.21 did not exhibit this issue. May 1 22:06:03 mail80 kernel: qmail-smtpd[5319]: segfault at 0 ip 4884b473 sp fffeec1c error 4 in libc-2.6.so[487dd000+14e000] May 1 22:06:03 mail80 kernel: qmail-smtpd[5491]: segfault at 0 ip 4884b473 sp ffb7179c error 4 in libc-2.6.so[487dd000+14e000] May 1 22:06:03 mail80 kernel: qmail-smtpd[4669]: segfault at 0 ip 4884b473 sp fff3135c error 4 in libc-2.6.so[487dd000+14e000] May 1 22:06:05 mail80 kernel: qmail-smtpd[5906]: segfault at 0 ip 4884b473 sp ffe1b24c error 4 in libc-2.6.so[487dd000+14e000] May 1 22:06:07 mail80 kernel: qmail-smtpd[5898]: segfault at 0 ip 4884b473 sp ffe4e27c error 4 in libc-2.6.so[487dd000+14e000] May 1 22:06:11 mail80 kernel: qmail-smtpd[5840]: segfault at 0 ip 4884b473 sp ffe04a2c error 4 in libc-2.6.so[487dd000+14e000] Phil