Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757890AbXFMXJh (ORCPT ); Wed, 13 Jun 2007 19:09:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755804AbXFMXJ3 (ORCPT ); Wed, 13 Jun 2007 19:09:29 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:48674 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754692AbXFMXJ2 (ORCPT ); Wed, 13 Jun 2007 19:09:28 -0400 From: "Rafael J. Wysocki" To: Linus Torvalds Subject: Re: 2.6.22-rc3 hibernate(?) fails totally - regression (xfs on raid6) Date: Thu, 14 Jun 2007 01:15:57 +0200 User-Agent: KMail/1.9.5 Cc: David Greaves , David Chinner , Tejun Heo , xfs@oss.sgi.com, "'linux-kernel@vger.kernel.org'" , linux-pm , Neil Brown , Jeff Garzik References: <200706020122.49989.rjw@sisk.pl> <46706968.7000703@dgreaves.com> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200706140115.58733.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4205 Lines: 100 On Thursday, 14 June 2007 00:12, Linus Torvalds wrote: > > On Wed, 13 Jun 2007, David Greaves wrote: > > > > > I'm not seeing anything really obvious. The traces would probably look > > > better if you enabled CONFIG_FRAME_POINTER, though. That should cut down on > > > some of the noise and make the traces a bit more readable. > > > > I can do that... > > Thanks. That makes a big difference to the readability of the traces. > > That said, I'm so used to reading even the messy ones that this didn't > actually tell me anything new (it made it clear that the SCSI error > handler noise was just noise), but for people who aren't quite as used to > seeing crap backtraces, your new trace might hopefully put them on the > right track. > > I threw out the parts that didn't look all that relevant, and left the > ata_aux/md0_raid5/hibernate traces here for others to look at without all > the other noise. Those _seem_ to be the primary suspects in this saga. Hmm, it looks like both hibernate and ata_aux are waiting for the same completion. I wonder who's supposed to complete it. Greetings, Rafael > --- > > ata_aux D F7945000 0 122 2 (L-TLB) > > c19f7ce0 00000046 f7ea23b8 f7945000 c19f7ca0 c0121d67 c198d800 f7ea23b8 > > c19f7cb0 c02261b7 f6af7964 f7ea23b8 c19f7cc0 c0293942 f7e865d0 c1a026bc > > c19f7cf0 000003ae 2dae0756 00000009 c19f7cf0 c19f7dc8 f6af7964 c19f7cfc > > Call Trace: > > [] wait_for_completion+0x64/0xa0 > > [] blk_execute_rq+0x8d/0xb0 > > [] scsi_execute+0xb8/0x110 > > [] scsi_execute_req+0x68/0x90 > > [] sd_spinup_disk+0x6d/0x400 > > [] sd_revalidate_disk+0x6b/0x160 > > [] sd_rescan+0x1f/0x30 > > [] scsi_rescan_device+0x42/0x50 > > [] ata_scsi_dev_rescan+0x60/0x70 > > [] run_workqueue+0x4d/0xf0 > > [] worker_thread+0xcd/0xf0 > > [] kthread+0x67/0x70 > > [] kernel_thread_helper+0x7/0x4c > > > md0_raid5 D F7F4D000 0 836 2 (L-TLB) > > f78a3da0 00000046 f7f4d000 f7f4d000 f78a3da0 c01454b6 c048b0e0 f6ba0ad0 > > f78a3d70 c0116be1 00010ad0 d5658227 f78a3d90 f7853000 f70c4ae0 f7f5617c > > f78a3de0 00003440 1be4a921 00000009 00000246 f7853000 f78a3dc8 f785313c > > Call Trace: > > [] md_super_wait+0x77/0xc0 > > [] write_sb_page+0x4f/0x80 > > [] write_page+0x102/0x110 > > [] bitmap_update_sb+0x89/0x90 > > [] md_update_sb+0x123/0x2a0 > > [] md_check_recovery+0x302/0x340 > > [] raid5d+0x12/0xf0 > > [] md_thread+0x56/0x110 > > [] kthread+0x67/0x70 > > [] kernel_thread_helper+0x7/0x4c > > > hibernate D F7945000 0 3874 2622 (NOTLB) > > f6723c60 00000086 f7ea23b8 f7945000 f6723c20 c0121d67 c198d800 f7ea23b8 > > f6723c30 c02261b7 28ccc170 00000009 00003a03 00000000 c19615d0 f6ba0bdc > > 0000006e 0006a677 28ccc170 00000009 f6723c70 f6723d48 f6af7804 f6723c7c > > Call Trace: > > [] wait_for_completion+0x64/0xa0 > > [] blk_execute_rq+0x8d/0xb0 > > [] scsi_execute+0xb8/0x110 > > [] scsi_execute_req+0x68/0x90 > > [] sd_start_stop_device+0x6f/0x120 > > [] sd_resume+0x6a/0xa0 > > [] scsi_bus_resume+0x69/0x80 > > [] resume_device+0x132/0x190 > > [] dpm_resume+0xbb/0xc0 > > [] device_resume+0x1e/0x40 > > [] hibernate+0x106/0x1a0 > > [] state_store+0xc3/0xf0 > > [] subsys_attr_store+0x3b/0x40 > > [] flush_write_buffer+0x2e/0x40 > > [] sysfs_write_file+0x61/0x70 > > [] vfs_write+0x88/0x110 > > [] sys_write+0x41/0x70 > > [] syscall_call+0x7/0xb > > ======================= > > > > -- "Premature optimization is the root of all evil." - Donald Knuth - 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/