From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pb0-f44.google.com ([209.85.160.44]:44639 "EHLO mail-pb0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754610AbaBFDkY (ORCPT ); Wed, 5 Feb 2014 22:40:24 -0500 Received: by mail-pb0-f44.google.com with SMTP id rq2so1215670pbb.31 for ; Wed, 05 Feb 2014 19:40:23 -0800 (PST) Received: from [0.0.0.0] (115-64-177-136.static.tpgi.com.au. [115.64.177.136]) by mx.google.com with ESMTPSA id de1sm81775972pbc.7.2014.02.05.19.40.20 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 05 Feb 2014 19:40:22 -0800 (PST) Message-ID: <52F30422.8@gmail.com> Date: Thu, 06 Feb 2014 14:40:18 +1100 From: Thermionix MIME-Version: 1.0 To: linux-btrfs@vger.kernel.org Subject: device delete missing panic Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-btrfs-owner@vger.kernel.org List-ID: openSUSE 13.1 i686 8 device raid 10 when replacing a failed disk (new device is added) ~ # uname -r 3.11.6-4-pae ~ # btrfs --version Btrfs v3.12+20131125 ~ # mount -o degraded /pool ~ # journalctl | tail Feb 06 12:22:51 store03 kernel: device label pool devid 4 transid 55050 /dev/sde Feb 06 12:22:53 store03 kernel: btrfs: allowing degraded mounts Feb 06 12:22:53 store03 kernel: btrfs: disk space caching is enabled Feb 06 12:22:53 store03 kernel: btrfs: bdev (null) errs: wr 353, rd 1, flush 17, corrupt 0, gen 0 Feb 06 12:23:16 store03 kernel: BTRFS debug (device sde): unlinked 1 orphans ~ # btrfs filesystem show /dev/disk/by-label/pool Label: pool uuid: 3e6ba20f-a4d0-40e4-88e7-a31c4930bcfe Total devices 9 FS bytes used 5.19TiB devid 1 size 1.36TiB used 169.50GiB path devid 2 size 1.82TiB used 1.62TiB path /dev/sdc devid 3 size 931.51GiB used 931.51GiB path /dev/sdd devid 4 size 931.51GiB used 931.51GiB path /dev/sde devid 6 size 1.82TiB used 1.62TiB path /dev/sdg devid 7 size 1.82TiB used 1.62TiB path /dev/sdh devid 8 size 931.51GiB used 931.51GiB path /dev/sdi devid 9 size 1.82TiB used 1.62TiB path /dev/sdf devid 10 size 1.82TiB used 1.01TiB path /dev/sdb ~ # btrfs device delete missing /pool ~ # journalctl -l | tail Feb 06 12:25:43 store03 kernel: btrfs: relocating block group 10590585618432 flags 68 ... Feb 06 12:47:23 store03 kernel: [] kthread+0x92/0xa0 Feb 06 12:47:23 store03 kernel: [] ret_from_kernel_thread+0x1b/0x28 Feb 06 12:47:23 store03 kernel: [] kthread_create_on_node+0xd0/0xd0 Feb 06 12:47:23 store03 kernel: DWARF2 unwinder stuck at kthread+0x0/0xa0 Feb 06 12:47:23 store03 kernel: Feb 06 12:47:23 store03 kernel: Leftover inexact backtrace: Feb 06 12:47:23 store03 kernel: ---[ end trace c47f82d03f79250d ]--- Feb 06 12:47:23 store03 kernel: ------------[ cut here ]------------ Feb 06 12:47:23 store03 kernel: WARNING: CPU: 0 PID: 3028 at /home/abuild/rpmbuild/BUILD/kernel-pae-3.11.6/linux-3.11/fs/btrfs/disk-io.c:482 btree_csum_one_bio.isra.48+0x93/0x110 [btrfs]() Feb 06 12:47:23 store03 kernel: Modules linked in: bonding hwmon_vid btrfs raid6_pq zlib_deflate xor libcrc32c joydev hid_generic iTCO_wdt iTCO_vendor_support coretemp pcspkr serio_raw i2c_i801 ata_generic lpc_ich mfd_core usbhid mvsas libsas scsi_transport_sas e1000e ptp pps_core shpchp mperf sg dm_mod autofs4 ata_piix uhci_hcd ehci_pci ehci_hcd usbcore usb_common i915 fan thermal processor drm_kms_helper drm i2c_algo_bit button video thermal_sys scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh Feb 06 12:47:23 store03 kernel: CPU: 0 PID: 3028 Comm: btrfs-worker-2 Tainted: G W 3.11.6-4-pae #1 Feb 06 12:47:23 store03 kernel: Hardware name: PhoenixAward 945GM/945GM, BIOS 6.00 PG 08/13/2008 Feb 06 12:47:23 store03 kernel: 00000009 c06e075a 00000000 c0242c5e c085dbc8 00000000 00000bd4 f8a06e34 Feb 06 12:47:23 store03 kernel: 000001e2 f8985503 f8985503 00000002 f5c60304 f2e606d8 c14ca4f0 c0242d1b Feb 06 12:47:23 store03 kernel: 00000009 00000000 f8985503 ef93d4a0 f5c60304 e62a6c00 16c1f682 f46fe86c Feb 06 12:47:23 store03 kernel: Call Trace: Feb 06 12:47:23 store03 kernel: [] try_stack_unwind+0x179/0x190 Feb 06 12:47:23 store03 kernel: [] dump_trace+0x47/0xf0 Feb 06 12:47:23 store03 kernel: [] show_trace_log_lvl+0x3f/0x50 Feb 06 12:47:23 store03 kernel: [] show_stack_log_lvl+0x50/0xd0 Feb 06 12:47:23 store03 kernel: [] show_stack+0x1f/0x40 Feb 06 12:47:23 store03 kernel: [] dump_stack+0x3e/0x4e Feb 06 12:47:23 store03 kernel: [] warn_slowpath_common+0x7e/0xa0 Feb 06 12:47:23 store03 kernel: [] warn_slowpath_null+0x1b/0x20 Feb 06 12:47:23 store03 kernel: [] btree_csum_one_bio.isra.48+0x93/0x110 [btrfs] Feb 06 12:47:23 store03 kernel: [] run_one_async_start+0x2f/0x40 [btrfs] Feb 06 12:47:23 store03 kernel: [] worker_loop+0x107/0x470 [btrfs] Feb 06 12:47:23 store03 kernel: [] kthread+0x92/0xa0 Feb 06 12:47:23 store03 kernel: [] ret_from_kernel_thread+0x1b/0x28 Feb 06 12:47:23 store03 kernel: [] kthread_create_on_node+0xd0/0xd0 Feb 06 12:47:23 store03 kernel: DWARF2 unwinder stuck at kthread+0x0/0xa0 Feb 06 12:47:23 store03 kernel: Feb 06 12:47:23 store03 kernel: Leftover inexact backtrace: Feb 06 12:47:23 store03 kernel: ---[ end trace c47f82d03f79250e ]--- Feb 06 12:47:23 store03 kernel: ------------[ cut here ]------------ ... kernel soon locks up, any advice on how to proceed? any other info needed?