All of lore.kernel.org
 help / color / mirror / Atom feed
From: Giuseppe Della Bianca <bepi@adria.it>
To: linux-btrfs@vger.kernel.org
Subject: Re: [CORRUPTION FILESYSTEM] Corrupted and unrecoverable file system during the snapshot receive
Date: Sat, 26 Nov 2016 15:56:34 +0100	[thread overview]
Message-ID: <5108140.l7kIxhTaVr@exnet.gdb.it> (raw)
In-Reply-To: <1479730155.5832e3eb3fde8@webmail.adria.it>

from /var/log/messages

Nov 20 20:04:29 exnetold kernel: Modules linked in: fuse bridge ebtable_filter 
ebtables tun 8021q bnx2fc cnic uio garp mrp fcoe stp llc libfcoe libfc 
scsi_transport_fc nvidia_modeset(POE) nf_log_ipv4 nf_log_common xt_LOG 
xt_limit xt_multiport ip6t_REJECT nf_reject_ipv6 nf_conntrack_ipv6 
nf_defrag_ipv6 xt_CHECKSUM xt_conntrack iptable_mangle ipt_MASQUERADE 
nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 
nf_nat_ipv4 nf_nat nf_conntrack ip6table_filter ip6_tables hwmon_vid btrfs 
snd_hda_codec_analog xor snd_hda_codec_generic raid6_pq snd_hda_codec_hdmi 
powernow_k8 snd_hda_intel kvm_amd snd_hda_codec nvidia(POE) kvm snd_hda_core 
snd_hwdep ppdev irqbypass snd_seq snd_seq_device snd_pcm amd64_edac_mod 
edac_mce_amd edac_core snd_timer snd drm parport_pc k8temp soundcore shpchp 
parport asus_atk0110 i2c_nforce2
Nov 20 20:04:29 exnetold kernel: acpi_cpufreq tpm_tis tpm vboxnetadp(OE) 
vboxnetflt(OE) vboxdrv(OE) binfmt_misc ata_generic pata_acpi serio_raw sata_nv 
forcedeth fjes analog gameport joydev i2c_dev
Nov 20 20:04:29 exnetold kernel: CPU: 1 PID: 16330 Comm: kworker/u4:0 Tainted: 
P           OE   4.4.6-301.fc23.x86_64 #1
Nov 20 20:04:29 exnetold kernel: Hardware name: System manufacturer System 
Product Name/M2N, BIOS 0902    02/16/2009
Nov 20 20:04:29 exnetold kernel: Workqueue: btrfs-extent-refs 
btrfs_extent_refs_helper [btrfs]
Nov 20 20:04:29 exnetold kernel: 0000000000000286 0000000061a6ce66 
ffff88008c797ae0 ffffffff813b542e
Nov 20 20:04:29 exnetold kernel: 0000000000000000 ffffffffa0c944d2 ffff88008c797b18 
ffffffff810a40f2
Nov 20 20:04:29 exnetold kernel: 00000006e7a80000 00000000fffffffe 
0000000000000000 ffff88004edc0000
Nov 20 20:04:29 exnetold kernel: Call Trace:
Nov 20 20:04:29 exnetold kernel: [<ffffffff813b542e>] dump_stack+0x63/0x85
Nov 20 20:04:29 exnetold kernel: [<ffffffff810a40f2>] 
warn_slowpath_common+0x82/0xc0
Nov 20 20:04:29 exnetold kernel: [<ffffffff810a423a>] warn_slowpath_null+0x1a/0x20
Nov 20 20:04:29 exnetold kernel: [<ffffffffa0bf8148>] 
__btrfs_free_extent.isra.69+0x898/0xd30 [btrfs]
Nov 20 20:04:29 exnetold kernel: [<ffffffffa0be99e6>] ? btrfs_free_path+0x26/0x30 
[btrfs]
Nov 20 20:04:29 exnetold kernel: [<ffffffffa0bf6601>] ? 
__btrfs_inc_extent_ref.isra.53+0x11/0x270 [btrfs]
Nov 20 20:04:29 exnetold kernel: [<ffffffffa0bfc0fc>] 
__btrfs_run_delayed_refs+0xa7c/0x11a0 [btrfs]
Nov 20 20:04:29 exnetold kernel: [<ffffffffa0bff4f2>] 
btrfs_run_delayed_refs+0x82/0x2a0 [btrfs]
Nov 20 20:04:29 exnetold kernel: [<ffffffffa0bff747>] 
delayed_ref_async_start+0x37/0x90 [btrfs]
Nov 20 20:04:29 exnetold kernel: [<ffffffffa0c45f42>] 
btrfs_scrubparity_helper+0xc2/0x2e0 [btrfs]
Nov 20 20:04:29 exnetold kernel: [<ffffffff810bae3d>] ? 
pwq_activate_delayed_work+0x3d/0x90
Nov 20 20:04:29 exnetold kernel: [<ffffffffa0c4619e>] 
btrfs_extent_refs_helper+0xe/0x10 [btrfs]
Nov 20 20:04:29 exnetold kernel: [<ffffffff810bc596>] process_one_work+0x156/0x430
Nov 20 20:04:29 exnetold kernel: [<ffffffff810bc8be>] worker_thread+0x4e/0x450
Nov 20 20:04:29 exnetold kernel: [<ffffffff810bc870>] ? 
process_one_work+0x430/0x430
Nov 20 20:04:29 exnetold kernel: [<ffffffff810c2648>] kthread+0xd8/0xf0
Nov 20 20:04:29 exnetold kernel: [<ffffffff810c2570>] ? 
kthread_worker_fn+0x160/0x160
Nov 20 20:04:29 exnetold kernel: [<ffffffff817a090f>] ret_from_fork+0x3f/0x70
Nov 20 20:04:29 exnetold kernel: [<ffffffff810c2570>] ? 
kthread_worker_fn+0x160/0x160
Nov 20 20:04:29 exnetold kernel: ---[ end trace 4a87ca727985e15e ]---
Nov 20 20:04:29 exnetold kernel: BTRFS info (device sda1): leaf 95421874176 
total ptrs 209 free space 3459
Nov 20 20:04:29 exnetold kernel: #011item 0 key (29654663168 169 0) itemoff 
16250 itemsize 33
Nov 20 20:04:29 exnetold kernel: #011#011extent refs 1 gen 400 flags 258
8717 itemsize 33
...... long text ......
Nov 20 20:04:30 exnetold kernel: #011#011extent refs 1 gen 473 flags 258
Nov 20 20:04:30 exnetold kernel: #011#011shared block backref parent 
29657972736
Nov 20 20:04:30 exnetold kernel: #011item 208 key (29658071040 169 0) itemoff 
8684 itemsize 33
Nov 20 20:04:30 exnetold kernel: #011#011extent refs 1 gen 473 flags 258
Nov 20 20:04:30 exnetold kernel: #011#011shared block backref parent 
29657972736
Nov 20 20:04:30 exnetold kernel: BTRFS error (device sda1): unable to find ref 
byte nr 29656350720 parent 0 root 448  owner 1 offset 0
Nov 20 20:04:30 exnetold kernel: ------------[ cut here ]------------
Nov 20 20:04:30 exnetold kernel: WARNING: CPU: 1 PID: 16330 at 
fs/btrfs/extent-tree.c:6549 __btrfs_free_extent.isra.69+0x8ff/0xd30 [btrfs]()
Nov 20 20:04:30 exnetold kernel: Modules linked in: fuse bridge ebtable_filter 
ebtables tun 8021q bnx2fc cnic uio garp mrp fcoe stp llc libfcoe libfc 
scsi_transport_fc nvidia_modeset(POE) nf_log_ipv4 nf_log_common xt_LOG 
xt_limit xt_multiport ip6t_REJECT nf_reject_ipv6 nf_conntrack_ipv6 
nf_defrag_ipv6 xt_CHECKSUM xt_conntrack iptable_mangle ipt_MASQUERADE 
nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 
nf_nat_ipv4 nf_nat nf_conntrack ip6table_filter ip6_tables hwmon_vid btrfs 
snd_hda_codec_analog xor snd_hda_codec_generic raid6_pq snd_hda_codec_hdmi 
powernow_k8 snd_hda_intel kvm_amd snd_hda_codec nvidia(POE) kvm snd_hda_core 
snd_hwdep ppdev irqbypass snd_seq snd_seq_device snd_pcm amd64_edac_mod 
edac_mce_amd edac_core snd_timer snd drm parport_pc k8temp soundcore shpchp 
parport asus_atk0110 i2c_nforce2
Nov 20 20:04:30 exnetold kernel: acpi_cpufreq tpm_tis tpm vboxnetadp(OE) 
vboxnetflt(OE) vboxdrv(OE) binfmt_misc ata_generic pata_acpi serio_raw sata_nv 
forcedeth fjes analog gameport joydev i2c_dev
Nov 20 20:04:30 exnetold kernel: CPU: 1 PID: 16330 Comm: kworker/u4:0 Tainted: 
P        W  OE   4.4.6-301.fc23.x86_64 #1
Nov 20 20:04:30 exnetold kernel: Hardware name: System manufacturer System 
Product Name/M2N, BIOS 0902    02/16/2009
Nov 20 20:04:30 exnetold kernel: Workqueue: btrfs-extent-refs 
btrfs_extent_refs_helper [btrfs]
Nov 20 20:04:30 exnetold kernel: 0000000000000286 0000000061a6ce66 
ffff88008c797a88 ffffffff813b542e
Nov 20 20:04:30 exnetold kernel: ffff88008c797ad0 ffffffffa0c944d2 ffff88008c797ac0 
ffffffff810a40f2
Nov 20 20:04:30 exnetold kernel: 00000006e7a80000 00000000fffffffe 
0000000000000000 ffff88004edc0000
Nov 20 20:04:30 exnetold kernel: Call Trace:
Nov 20 20:04:30 exnetold kernel: [<ffffffff813b542e>] dump_stack+0x63/0x85
Nov 20 20:04:30 exnetold kernel: [<ffffffff810a40f2>] 
warn_slowpath_common+0x82/0xc0
Nov 20 20:04:30 exnetold kernel: [<ffffffff810a418c>] warn_slowpath_fmt+0x5c/0x80
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0bf81af>] 
__btrfs_free_extent.isra.69+0x8ff/0xd30 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0be99e6>] ? btrfs_free_path+0x26/0x30 
[btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0bf6601>] ? 
__btrfs_inc_extent_ref.isra.53+0x11/0x270 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0bfc0fc>] 
__btrfs_run_delayed_refs+0xa7c/0x11a0 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0bff4f2>] 
btrfs_run_delayed_refs+0x82/0x2a0 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0bff747>] 
delayed_ref_async_start+0x37/0x90 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0c45f42>] 
btrfs_scrubparity_helper+0xc2/0x2e0 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffff810bae3d>] ? 
pwq_activate_delayed_work+0x3d/0x90
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0c4619e>] 
btrfs_extent_refs_helper+0xe/0x10 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffff810bc596>] process_one_work+0x156/0x430
Nov 20 20:04:30 exnetold kernel: [<ffffffff810bc8be>] worker_thread+0x4e/0x450
Nov 20 20:04:30 exnetold kernel: [<ffffffff810bc870>] ? 
process_one_work+0x430/0x430
Nov 20 20:04:30 exnetold kernel: [<ffffffff810c2648>] kthread+0xd8/0xf0
Nov 20 20:04:30 exnetold kernel: [<ffffffff810c2570>] ? 
kthread_worker_fn+0x160/0x160
Nov 20 20:04:30 exnetold kernel: [<ffffffff817a090f>] ret_from_fork+0x3f/0x70
Nov 20 20:04:30 exnetold kernel: [<ffffffff810c2570>] ? 
kthread_worker_fn+0x160/0x160
Nov 20 20:04:30 exnetold kernel: ---[ end trace 4a87ca727985e15f ]---
Nov 20 20:04:30 exnetold kernel: BTRFS warning (device sda1): 
__btrfs_free_extent:6549: Aborting unused transaction(No such entry).
Nov 20 20:04:30 exnetold kernel: BTRFS warning (device sda1): 
btrfs_run_delayed_refs:2927: Aborting unused transaction(No such entry).
Nov 20 20:04:30 exnetold kernel: ------------[ cut here ]------------
Nov 20 20:04:30 exnetold kernel: WARNING: CPU: 1 PID: 16330 at 
fs/btrfs/extent-tree.c:6543 __btrfs_free_extent.isra.69+0x898/0xd30 [btrfs]()
Nov 20 20:04:30 exnetold kernel: Modules linked in: fuse bridge ebtable_filter 
ebtables tun 8021q bnx2fc cnic uio garp mrp fcoe stp llc libfcoe libfc 
scsi_transport_fc nvidia_modeset(POE) nf_log_ipv4 nf_log_common xt_LOG 
xt_limit xt_multiport ip6t_REJECT nf_reject_ipv6 nf_conntrack_ipv6 
nf_defrag_ipv6 xt_CHECKSUM xt_conntrack iptable_mangle ipt_MASQUERADE 
nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 
nf_nat_ipv4 nf_nat nf_conntrack ip6table_filter ip6_tables hwmon_vid btrfs 
snd_hda_codec_analog xor snd_hda_codec_generic raid6_pq snd_hda_codec_hdmi 
powernow_k8 snd_hda_intel kvm_amd snd_hda_codec nvidia(POE) kvm snd_hda_core 
snd_hwdep ppdev irqbypass snd_seq snd_seq_device snd_pcm amd64_edac_mod 
edac_mce_amd edac_core snd_timer snd drm parport_pc k8temp soundcore shpchp 
parport asus_atk0110 i2c_nforce2
Nov 20 20:04:30 exnetold kernel: acpi_cpufreq tpm_tis tpm vboxnetadp(OE) 
vboxnetflt(OE) vboxdrv(OE) binfmt_misc ata_generic pata_acpi serio_raw sata_nv 
forcedeth fjes analog gameport joydev i2c_dev
Nov 20 20:04:30 exnetold kernel: CPU: 1 PID: 16330 Comm: kworker/u4:0 Tainted: 
P        W  OE   4.4.6-301.fc23.x86_64 #1
Nov 20 20:04:30 exnetold kernel: Hardware name: System manufacturer System 
Product Name/M2N, BIOS 0902    02/16/2009
Nov 20 20:04:30 exnetold kernel: Workqueue: btrfs-extent-refs 
btrfs_extent_refs_helper [btrfs]
Nov 20 20:04:30 exnetold kernel: 0000000000000286 0000000061a6ce66 
ffff88008c797ae0 ffffffff813b542e
Nov 20 20:04:30 exnetold kernel: 0000000000000000 ffffffffa0c944d2 ffff88008c797b18 
ffffffff810a40f2
Nov 20 20:04:30 exnetold kernel: 00000006e813c000 00000000fffffffe 
0000000000000000 ffff88004edc0000
Nov 20 20:04:30 exnetold kernel: Call Trace:
Nov 20 20:04:30 exnetold kernel: [<ffffffff813b542e>] dump_stack+0x63/0x85
Nov 20 20:04:30 exnetold kernel: [<ffffffff810a40f2>] 
warn_slowpath_common+0x82/0xc0
Nov 20 20:04:30 exnetold kernel: [<ffffffff810a423a>] warn_slowpath_null+0x1a/0x20
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0bf8148>] 
__btrfs_free_extent.isra.69+0x898/0xd30 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffff810fa10a>] ? console_unlock+0x20a/0x540
Nov 20 20:04:30 exnetold kernel: [<ffffffff810dabc2>] ? enqueue_entity+0x3a2/0xc90
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0bfc0fc>] 
__btrfs_run_delayed_refs+0xa7c/0x11a0 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffff8104f57d>] ? 
native_smp_send_reschedule+0x4d/0x70
Nov 20 20:04:30 exnetold kernel: [<ffffffff810cc1c5>] ? resched_curr+0x65/0xc0
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0bff4f2>] 
btrfs_run_delayed_refs+0x82/0x2a0 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0bff747>] 
delayed_ref_async_start+0x37/0x90 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0c45f42>] 
btrfs_scrubparity_helper+0xc2/0x2e0 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffff810bae3d>] ? 
pwq_activate_delayed_work+0x3d/0x90
Nov 20 20:04:30 exnetold kernel: [<ffffffffa0c4619e>] 
btrfs_extent_refs_helper+0xe/0x10 [btrfs]
Nov 20 20:04:30 exnetold kernel: [<ffffffff810bc596>] process_one_work+0x156/0x430
Nov 20 20:04:30 exnetold kernel: [<ffffffff810bc8be>] worker_thread+0x4e/0x450
Nov 20 20:04:30 exnetold kernel: [<ffffffff810bc870>] ? 
process_one_work+0x430/0x430
Nov 20 20:04:30 exnetold kernel: [<ffffffff810c2648>] kthread+0xd8/0xf0
Nov 20 20:04:30 exnetold kernel: [<ffffffff810c2570>] ? 
kthread_worker_fn+0x160/0x160
Nov 20 20:04:30 exnetold kernel: [<ffffffff817a090f>] ret_from_fork+0x3f/0x70
Nov 20 20:04:30 exnetold kernel: [<ffffffff810c2570>] ? 
kthread_worker_fn+0x160/0x160
Nov 20 20:04:30 exnetold kernel: ---[ end trace 4a87ca727985e160 ]---
Nov 20 20:04:30 exnetold kernel: BTRFS info (device sda1): leaf 95549276160 
total ptrs 230 free space 270
Nov 20 20:04:30 exnetold kernel: #011item 0 key (29662576640 169 0) itemoff 
16250 itemsize 33
Nov 20 20:04:30 exnetold kernel: #011#011extent refs 1 gen 473 flags 258
Nov 20 20:04:30 exnetold kernel: #011#011shared block backref parent 
29657972736
...... long text ......
Nov 20 20:04:30 exnetold kernel: #011#011shared block backref parent 
29744676864
Nov 20 20:04:30 exnetold kernel: #011#011shared block backref parent 
29637902336
Nov 20 20:04:30 exnetold kernel: #011#011shared block backref parent 
21741715456
Nov 20 20:04:30 exnetold kernel: #011#011shared block backref parent 
21556609024
Nov 20 20:04:30 exnetold kernel: BTRFS error (device sda1): unable to find ref 
byte nr 29663412224 parent 0 root 448  owner 1 offset 0
Nov 20 20:04:30 exnetold kernel: BTRFS: error (device sda1) in 
__btrfs_free_extent:6549: errno=-2 No such entry
Nov 20 20:04:31 exnetold kernel: BTRFS info (device sda1): forced readonly
Nov 20 20:04:31 exnetold kernel: BTRFS: error (device sda1) in 
btrfs_run_delayed_refs:2927: errno=-2 No such entry
................
Nov 20 20:04:44 exnetold kernel: BTRFS error (device sda1): cleaner 
transaction attach returned -30



In data lunedì 21 novembre 2016 13:09:15, bepi@adria.it ha scritto:
> Hi.
> 
> My system: Fedora 23, kernel-4.7.10-100.fc23.x86_64
> btrfs-progs-4.4.1-1.fc23.x86_64
> 
> Testing the remote differential receive (via ssh and in local network) of 24
> sequential snapshots, and simultaneously deleting the snapshot, (in the
> same file system, but in a different subvolume), there has been an file
> access error, and the file system has corrupt.
> 
> Both scrub, both recovery and clear_cache mount options, both btrfsck, have
> failed, the file system is left in a state unusable.
> 
> After reformatting the filesystem, remote receive of 24 snapshots worked
> properly.
> 
> The file system is used exclusively for receive the snapshot, it is composed
> of a single device.
> The initial snapshot is a linux installation of 50Gb.
> 
> 
> I think that there was a race condition between the receive and deletion of
> snapshots (that were performed on two different subvolume).
> 
> 
> Best regards.
> 
> gdb
> 
> ----------------------------------------------------
> This mail has been sent using Alpikom webmail system
> http://www.alpikom.it


  reply	other threads:[~2016-11-26 15:05 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-21 12:09 [CORRUPTION FILESYSTEM] Corrupted and unrecoverable file system during the snapshot receive bepi
2016-11-26 14:56 ` Giuseppe Della Bianca [this message]
2016-11-26 18:56   ` Chris Murphy
2016-11-27 18:18     ` Giuseppe Della Bianca
2016-12-04 18:11     ` Giuseppe Della Bianca
2016-12-18 19:59       ` Giuseppe Della Bianca
2016-12-18 20:12         ` Chris Murphy
2016-12-18 21:36         ` Xin Zhou
2016-12-19 12:46           ` bepi
2016-12-19 13:04           ` bepi
2016-12-19 18:55           ` Giuseppe Della Bianca
2016-12-20 17:43             ` Xin Zhou
2016-12-21 12:27               ` bepi
2016-12-21 21:09                 ` Chris Murphy
2016-12-21 21:11                   ` Chris Murphy
2016-12-21 22:14                     ` Xin Zhou
2016-12-23  7:28                       ` Giuseppe Della Bianca
2016-12-23 16:53                         ` Xin Zhou
2016-12-23 17:48                           ` bepi
2016-12-23 18:35                             ` Xin Zhou
2016-12-24 12:16                               ` Giuseppe Della Bianca
2016-12-24 20:15                                 ` Xin Zhou
2016-12-25 22:57                                   ` Duncan
2016-12-26  2:36                                     ` Xin Zhou
2016-12-26  3:52                                       ` Duncan
2016-12-27  3:20                                         ` Xin Zhou
2016-12-26 11:04                                   ` Giuseppe Della Bianca
2016-12-26 17:41                                     ` Xin Zhou
2016-12-24 12:47                               ` Giuseppe Della Bianca
2017-08-19 14:56                                 ` Giuseppe Della Bianca
2016-12-23  7:16                     ` Giuseppe Della Bianca
2016-12-27  9:29                     ` Giuseppe Della Bianca
2016-12-26 11:24               ` Giuseppe Della Bianca
2016-12-19  4:53 ` Qu Wenruo
2016-12-19 12:54   ` bepi
2016-11-22 13:19 bepi
     [not found] <CAJCQCtRmmMc3QwhFAkGqFPLc1_C4VpZCei_cevncUJduTJmg@mail.gmail.com>
2016-12-18 20:39 ` Giuseppe Della Bianca

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=5108140.l7kIxhTaVr@exnet.gdb.it \
    --to=bepi@adria.it \
    --cc=linux-btrfs@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.