From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: [Bug #11441] lots of 'in_atomic():1, irqs_disabled():0' with software-raid1 Date: Wed, 3 Sep 2008 22:00:35 +0200 Message-ID: <200809032200.36471.rjw@sisk.pl> References: <20080903194417.GA4937@amd64.of.nowhere> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20080903194417.GA4937-9lYvA+wzQ+BL6ehbpA6KYA@public.gmane.org> Content-Disposition: inline Sender: kernel-testers-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii" To: thunder7-qWit8jRvyhVmR6Xm/wNWPw@public.gmane.org Cc: Linux Kernel Mailing List , Kernel Testers List , Jens Axboe , Neil Brown On Wednesday, 3 of September 2008, thunder7-qWit8jRvyhVmR6Xm/wNWPw@public.gmane.org wrote: > From: Rafael J. Wysocki > Date: Sat, Aug 30, 2008 at 09:50:25PM +0200 > > This message has been generated automatically as a part of a report > > of recent regressions. > > > > The following bug entry is on the current list of known regressions > > from 2.6.26. Please verify if it still should be listed and let me know > > (either way). > > > > > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=11441 > > Subject : lots of 'in_atomic():1, irqs_disabled():0' with software-raid1 > > Submitter : jurriaan > > Date : 2008-08-27 17:05 (4 days old) > > References : http://marc.info/?l=linux-kernel&m=121985847724696&w=4 > > Handled-By : Jens Axboe > > Neil Brown > > Patch : http://marc.info/?l=linux-kernel&m=121998896602338&w=4 > > > As a matter of fact, now it's even worse. > > On bootup, I see > > md4: bitmap initalized from disk: read 10/10 pages, set 6 bits > created bitmap for device md4 (156 pages) > unable to handle null pointer dereference > write_page+0x179 > > _spin_unlock_irqrestore > bitmap_update_sb > bitmap_create > do_md_run > [ snipped the rest ] > > when I boot 2.6.27-rc5 with the mentioned patch. I've written this > information down by hand. I don't have a dmesg, since my root filesystem > is on a raid1-volume, and thus I can't boot 2.6.27-rc5. > If you need more information, please let me know. Can you test the current -git kernel, please? Rafael From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755984AbYICT44 (ORCPT ); Wed, 3 Sep 2008 15:56:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752557AbYICT4s (ORCPT ); Wed, 3 Sep 2008 15:56:48 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:49633 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753415AbYICT4r (ORCPT ); Wed, 3 Sep 2008 15:56:47 -0400 From: "Rafael J. Wysocki" To: thunder7@xs4all.nl Subject: Re: [Bug #11441] lots of 'in_atomic():1, irqs_disabled():0' with software-raid1 Date: Wed, 3 Sep 2008 22:00:35 +0200 User-Agent: KMail/1.9.9 Cc: Linux Kernel Mailing List , Kernel Testers List , Jens Axboe , Neil Brown References: <20080903194417.GA4937@amd64.of.nowhere> In-Reply-To: <20080903194417.GA4937@amd64.of.nowhere> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200809032200.36471.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wednesday, 3 of September 2008, thunder7@xs4all.nl wrote: > From: Rafael J. Wysocki > Date: Sat, Aug 30, 2008 at 09:50:25PM +0200 > > This message has been generated automatically as a part of a report > > of recent regressions. > > > > The following bug entry is on the current list of known regressions > > from 2.6.26. Please verify if it still should be listed and let me know > > (either way). > > > > > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=11441 > > Subject : lots of 'in_atomic():1, irqs_disabled():0' with software-raid1 > > Submitter : jurriaan > > Date : 2008-08-27 17:05 (4 days old) > > References : http://marc.info/?l=linux-kernel&m=121985847724696&w=4 > > Handled-By : Jens Axboe > > Neil Brown > > Patch : http://marc.info/?l=linux-kernel&m=121998896602338&w=4 > > > As a matter of fact, now it's even worse. > > On bootup, I see > > md4: bitmap initalized from disk: read 10/10 pages, set 6 bits > created bitmap for device md4 (156 pages) > unable to handle null pointer dereference > write_page+0x179 > > _spin_unlock_irqrestore > bitmap_update_sb > bitmap_create > do_md_run > [ snipped the rest ] > > when I boot 2.6.27-rc5 with the mentioned patch. I've written this > information down by hand. I don't have a dmesg, since my root filesystem > is on a raid1-volume, and thus I can't boot 2.6.27-rc5. > If you need more information, please let me know. Can you test the current -git kernel, please? Rafael