From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.virtall.com ([178.63.195.102]:52776 "EHLO mail.virtall.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751290Ab3JURuh (ORCPT ); Mon, 21 Oct 2013 13:50:37 -0400 Date: Tue, 22 Oct 2013 02:50:25 +0900 From: Tomasz Chmielewski To: dsterba@suse.cz Cc: "linux-btrfs@vger.kernel.org" Subject: Re: WARNING: CPU: 2 PID: 1543 at fs/btrfs/ctree.c:1322 btrfs_search_old_slot+0x338/0x81d [btrfs]() Message-ID: <20131022025025.169941de@virtall.com> In-Reply-To: <20131021125317.GK1032@twin.jikos.cz> References: <20131021122123.43b3aa50@virtall.com> <20131021151032.708cc7d2@virtall.com> <20131021125317.GK1032@twin.jikos.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Mon, 21 Oct 2013 14:53:17 +0200 David Sterba wrote: > On Mon, Oct 21, 2013 at 03:10:32PM +0900, Tomasz Chmielewski wrote: > > Note the "BTRFS critical (device sdd1): unable to find logical > > 7598242613674844160 len 4096" there; after that, the fs freezes and > > system won't reboot; has to be power cycled. > > From the first mail: > [67893.390592] BTRFS critical (device sdb5): unable to find logical > 69225652694147072 len 4096 > > > [ 9138.480011] BTRFS critical (device sdd1): unable to find logical > > 7598242613674844160 len 4096 > > 69225652694147072 = 0xf5f05d462de000 = something that looks like > inctruction fragments 7598242613674844160 = 0x6972616661532000 = > "irafaS" -> Safari? > > Something has corrupted the memory and stored the bytes on disk where > btrfs finds the garbage and chokes. Try read-only mount and run scrub. I'm getting these every few seconds when running scrub - expected? kernel:[ 3809.964073] BUG: soft lockup - CPU#6 stuck for 23s! [btrfs:13127] Message from syslogd@bkp010 at Oct 21 17:49:22 ... kernel:[ 3809.964075] BUG: soft lockup - CPU#3 stuck for 23s! [btrfs:13128] Message from syslogd@bkp010 at Oct 21 17:49:30 ... kernel:[ 3817.959359] BUG: soft lockup - CPU#4 stuck for 22s! [btrfs:13189] Message from syslogd@bkp010 at Oct 21 17:49:30 ... kernel:[ 3817.959362] BUG: soft lockup - CPU#1 stuck for 22s! [btrfs:13190] Message from syslogd@bkp010 at Oct 21 17:49:50 ... kernel:[ 3837.947582] BUG: soft lockup - CPU#6 stuck for 22s! [btrfs:13127] Message from syslogd@bkp010 at Oct 21 17:49:50 ... kernel:[ 3837.947585] BUG: soft lockup - CPU#3 stuck for 22s! [btrfs:13128] -- Tomasz Chmielewski http://wpkg.org