Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757073Ab3FLULA (ORCPT ); Wed, 12 Jun 2013 16:11:00 -0400 Received: from mx1.redhat.com ([209.132.183.28]:55187 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751157Ab3FLUK7 (ORCPT ); Wed, 12 Jun 2013 16:10:59 -0400 Date: Wed, 12 Jun 2013 16:10:47 -0400 From: Dave Jones To: Linux Kernel , linux-scsi@vger.kernel.org Cc: axboe@kernel.dk Subject: Re: WARNING: at drivers/scsi/scsi_lib.c:1196 scsi_setup_fs_cmnd during RAID5 startup. Message-ID: <20130612201047.GF15200@redhat.com> Mail-Followup-To: Dave Jones , Linux Kernel , linux-scsi@vger.kernel.org, axboe@kernel.dk References: <20130612194346.GD15200@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130612194346.GD15200@redhat.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1432 Lines: 35 On Wed, Jun 12, 2013 at 03:43:46PM -0400, Dave Jones wrote: > 3.10 seems to have a problem with dirty RAID5 sets. > > I've got a machine that panics on boot during RAID5 activation. > After switching the BUG_ON to a WARN_ON, I was able to get this over serial console.. > > md/raid:md0: not clean -- starting background reconstruction > md/raid:md0: device sdd1 operational as raid disk 2 > md/raid:md0: device sdc1 operational as raid disk 1 > md/raid:md0: device sdb1 operational as raid disk 0 > md/raid:md0: allocated 3300kB > md/raid:md0: raid level 5 active with 3 out of 3 devices, algorithm 2 > md0: detected capacity change from 0 to 499847790592 > md: resync of RAID array md0 > md: minimum _guaranteed_ speed: 1000 KB/sec/disk. > md: using maximum available idle IO bandwidth (but not more than 200000 KB/sec) for resync. > md: using 128k window, over a total of 244066304k. > md: resuming resync of md0 from checkpoint. > WARNING: at drivers/scsi/scsi_lib.c:1196 scsi_setup_fs_cmnd+0xa3/0xb0() https://lkml.org/lkml/2013/5/19/75 I think my favorite part of this month old thread is.. "in that case we could have waited for a long time" Jens? Dave -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/