From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from licorne.daevel.fr ([178.32.94.222]:44140 "EHLO licorne.daevel.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754427Ab2HEOLq (ORCPT ); Sun, 5 Aug 2012 10:11:46 -0400 Message-ID: <501E7F23.3040401@daevel.fr> Date: Sun, 05 Aug 2012 16:11:47 +0200 From: Olivier Bonvalet MIME-Version: 1.0 To: Chris Samuel CC: linux-btrfs@vger.kernel.org Subject: Re: kernel BUG at fs/btrfs/extent-tree.c:5038 (linux 3.4.7) References: <501987FF.9080304@daevel.fr> <20120802132259.GO17430@twin.jikos.cz> <501A836F.90506@daevel.fr> <20120802135354.GQ17430@twin.jikos.cz> <501AA842.5080300@daevel.fr> <501C53B7.30601@daevel.fr> <501E3578.4030809@csamuel.org> In-Reply-To: <501E3578.4030809@csamuel.org> Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-btrfs-owner@vger.kernel.org List-ID: On 05/08/2012 10:57, Chris Samuel wrote: > On 08/04/2012 08:41 AM, Olivier Bonvalet wrote: > >> Is there something I can do to fix that ? (the mount >> option "recovery" didn't help here) > > I've seen someone (perhaps Marc Merlin) report that the > 3.5.x kernel was able to mount a filesystem that 3.4.x > couldn't, so it might be worth a shot here! > > Best of luck, > Chris Thanks for the idea, but same result : Aug 5 16:10:12 backup2 kernel: [ 58.630481] device fsid a5dfe512-c8a3-46f0-bc8c-6365b8eccdcb devid 1 transid 110425 /dev/mapper/vg--backupplug-backup Aug 5 16:10:12 backup2 kernel: [ 58.631346] btrfs: force zlib compression Aug 5 16:10:12 backup2 kernel: [ 58.631357] btrfs: not using ssd allocation scheme Aug 5 16:10:12 backup2 kernel: [ 58.631366] btrfs: enabling auto recovery Aug 5 16:10:12 backup2 kernel: [ 58.670972] btrfs: no dev_stats entry found for device /dev/mapper/vg--backupplug-backup (devid 1) (OK on first mount after mkfs) Aug 5 16:10:12 backup2 kernel: [ 58.674758] parent transid verify failed on 615015833600 wanted 110423 found 110424 Aug 5 16:10:12 backup2 kernel: [ 58.675090] parent transid verify failed on 615015833600 wanted 110423 found 110424 Aug 5 16:10:12 backup2 kernel: [ 58.675523] btrfs read error corrected: ino 1 off 615015833600 (dev /dev/mapper/vg--backupplug-backup sector 1209083504) Aug 5 16:10:12 backup2 kernel: [ 58.675536] Failed to read block groups: -5 Aug 5 16:10:12 backup2 kernel: [ 58.704720] btrfs: open_ctree failed