Ubuntu
linux package

Btrfs freeze

Bug #1450684 reported by Atanas Atanasov
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Incomplete
High
Unassigned

Bug Description

I was removing some data on a btrfs volume (with rm -rf directory), and my machine froze. Here is the relevant trace:

Apr 30 20:17:17 enriques kernel: [17543.224343] ------------[ cut here ]------------
Apr 30 20:17:17 enriques kernel: [17543.224369] kernel BUG at /build/buildd/linux-3.19.0/fs/btrfs/inode.c:3142!
Apr 30 20:17:17 enriques kernel: [17543.224396] invalid opcode: 0000 [#1] SMP
Apr 30 20:17:17 enriques kernel: [17543.224414] Modules linked in: uas usb_storage nvram msr pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) binfmt_misc rfcomm bnep arc4 iwldvm uvcvideo mac80211 btusb bluetooth videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media snd_hda_codec_hdmi snd_hda_codec_conexant dell_wmi sparse_keymap snd_hda_codec_generic snd_hda_intel iwlwifi snd_hda_controller dell_laptop dcdbas snd_hda_codec snd_hwdep i8k intel_rapl snd_pcm iosf_mbi x86_pkg_temp_thermal intel_powerclamp snd_seq_midi snd_seq_midi_event kvm_intel cfg80211 kvm snd_rawmidi snd_seq snd_seq_device snd_timer shpchp snd soundcore crct10dif_pclmul joydev serio_raw crc32_pclmul ghash_clmulni_intel cryptd lpc_ich mei_me mei mac_hid dell_smo8800 cuse coretemp parport_pc ppdev lp parport autofs4 btrfs xor raid6_pq i915 i2c_algo_bit drm_kms_helper psmouse ahci drm libahci atl1c wmi video
Apr 30 20:17:17 enriques kernel: [17543.224864] CPU: 3 PID: 24254 Comm: btrfs-cleaner Tainted: G OE 3.19.0-15-generic #15-Ubuntu
Apr 30 20:17:17 enriques kernel: [17543.224911] Hardware name: Dell Inc. Dell System Inspiron N411Z/0YWNPW, BIOS A00 06/24/2011
Apr 30 20:17:17 enriques kernel: [17543.224946] task: ffff88009f160000 ti: ffff880195ecc000 task.ti: ffff880195ecc000
Apr 30 20:17:17 enriques kernel: [17543.224974] RIP: 0010:[<ffffffffc05f3970>] [<ffffffffc05f3970>] btrfs_orphan_add+0x1c0/0x1e0 [btrfs]
Apr 30 20:17:17 enriques kernel: [17543.225032] RSP: 0018:ffff880195ecfc38 EFLAGS: 00010286
Apr 30 20:17:17 enriques kernel: [17543.225054] RAX: 00000000ffffffe4 RBX: ffff8800bcd5b800 RCX: ffff88009f362000
Apr 30 20:17:17 enriques kernel: [17543.225086] RDX: 00000000000098fa RSI: 0000000000040000 RDI: ffff88009f362138
Apr 30 20:17:17 enriques kernel: [17543.225126] RBP: ffff880195ecfc78 R08: 000000000001d700 R09: ffff880106ca6ab0
Apr 30 20:17:17 enriques kernel: [17543.225174] R10: ffff880106ca6ab0 R11: ffffea0002bb9fc0 R12: ffff88000523f8c8
Apr 30 20:17:17 enriques kernel: [17543.225208] R13: ffff8800a417a370 R14: ffff8800bcd5bc58 R15: 0000000000000001
Apr 30 20:17:17 enriques kernel: [17543.225235] FS: 0000000000000000(0000) GS:ffff88019fac0000(0000) knlGS:0000000000000000
Apr 30 20:17:17 enriques kernel: [17543.225265] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Apr 30 20:17:17 enriques kernel: [17543.225287] CR2: 000026c22e1f5000 CR3: 0000000001c13000 CR4: 00000000000407e0
Apr 30 20:17:17 enriques kernel: [17543.225313] Stack:
Apr 30 20:17:17 enriques kernel: [17543.225325] ffff880195ecfc78 ffffffffc0631c85 ffff88009f362000 ffff8801970a1800
Apr 30 20:17:17 enriques kernel: [17543.225357] ffff880106ca6ab0 ffff88000523f8c8 ffff880007f4a200 ffff880005944090
Apr 30 20:17:17 enriques kernel: [17543.225394] ffff880195ecfd08 ffffffffc05dd2ca ffff880106ca6ab0 ffff880106ca6b30
Apr 30 20:17:17 enriques kernel: [17543.225442] Call Trace:
Apr 30 20:17:17 enriques kernel: [17543.225484] [<ffffffffc0631c85>] ? lookup_free_space_inode+0x45/0xf0 [btrfs]
Apr 30 20:17:17 enriques kernel: [17543.225532] [<ffffffffc05dd2ca>] btrfs_remove_block_group+0x13a/0x760 [btrfs]
Apr 30 20:17:17 enriques kernel: [17543.225572] [<ffffffffc0616e4a>] btrfs_remove_chunk+0x63a/0x760 [btrfs]
Apr 30 20:17:17 enriques kernel: [17543.225607] [<ffffffffc05ddb39>] btrfs_delete_unused_bgs+0x249/0x270 [btrfs]
Apr 30 20:17:17 enriques kernel: [17543.225649] [<ffffffffc05e60d4>] cleaner_kthread+0x144/0x1a0 [btrfs]
Apr 30 20:17:17 enriques kernel: [17543.227059] [<ffffffffc05e5f90>] ? check_leaf+0x360/0x360 [btrfs]
Apr 30 20:17:17 enriques kernel: [17543.228587] [<ffffffff81094759>] kthread+0xc9/0xe0
Apr 30 20:17:17 enriques kernel: [17543.230295] [<ffffffff81094690>] ? kthread_create_on_node+0x1c0/0x1c0
Apr 30 20:17:17 enriques kernel: [17543.231636] [<ffffffff817c9298>] ret_from_fork+0x58/0x90
Apr 30 20:17:17 enriques kernel: [17543.232869] [<ffffffff81094690>] ? kthread_create_on_node+0x1c0/0x1c0
Apr 30 20:17:17 enriques kernel: [17543.234046] Code: 60 04 00 00 e9 b0 fe ff ff 66 90 89 45 c8 f0 41 80 64 24 80 fd 4c 89 e7 e8 9e 21 fe ff 8b 45 c8 e9 1b ff ff ff 66 0f 1f 44 00 00 <0f> 0b b8 f4 ff ff ff e9 10 ff ff ff 4c 89 f7 45 31 f6 e8 79 54
Apr 30 20:17:17 enriques kernel: [17543.237129] RIP [<ffffffffc05f3970>] btrfs_orphan_add+0x1c0/0x1e0 [btrfs]
Apr 30 20:17:17 enriques kernel: [17543.238807] RSP <ffff880195ecfc38>
Apr 30 20:17:17 enriques kernel: [17543.245915] ---[ end trace 46025c5725cb702e ]---

ProblemType: Bug
DistroRelease: Ubuntu 15.04
Package: linux-image-3.19.0-15-generic 3.19.0-15.15
ProcVersionSignature: Ubuntu 3.19.0-15.15-generic 3.19.3
Uname: Linux 3.19.0-15-generic x86_64
ApportVersion: 2.17.2-0ubuntu1
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: nasko 3202 F.... pulseaudio
Date: Thu Apr 30 20:46:16 2015
EcryptfsInUse: Yes
HibernationDevice: RESUME=UUID=dea0f836-e744-4167-94ac-c782347eaaae
InstallationDate: Installed on 2011-09-17 (1321 days ago)
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110901)
MachineType: Dell Inc. Dell System Inspiron N411Z
ProcEnviron:
 LANGUAGE=en_US
 TERM=xterm
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-15-generic root=UUID=7d37ed15-42a3-4a3d-adc4-6af303326b18 ro quiet splash vt.handoff=7
PulseList:
 Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied
 No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
 linux-restricted-modules-3.19.0-15-generic N/A
 linux-backports-modules-3.19.0-15-generic N/A
 linux-firmware 1.143
SourcePackage: linux
UpgradeStatus: Upgraded to vivid on 2015-04-26 (5 days ago)
dmi.bios.date: 06/24/2011
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A00
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: 0YWNPW
dmi.board.vendor: Dell Inc.
dmi.board.version: FAB1
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: 0.1
dmi.modalias: dmi:bvnDellInc.:bvrA00:bd06/24/2011:svnDellInc.:pnDellSystemInspironN411Z:pvr:rvnDellInc.:rn0YWNPW:rvrFAB1:cvnDellInc.:ct8:cvr0.1:
dmi.product.name: Dell System Inspiron N411Z
dmi.sys.vendor: Dell Inc.

Revision history for this message
Atanas Atanasov (thenasko) wrote :
Revision history for this message
Brad Figg (brad-figg) wrote : Status changed to Confirmed

This change was made by a bot.

Changed in linux (Ubuntu):
status: New → Confirmed
Alberto Salvia Novella (es20490446e)
Changed in linux (Ubuntu):
importance: Undecided → Critical
Revision history for this message
Joseph Salisbury (jsalisbury) wrote :

Do you have a way to reproduce this bug, or was it a one time event?

tags: added: kernel-da-key
Changed in linux (Ubuntu):
importance: Critical → High
status: Confirmed → Incomplete
Revision history for this message
Atanas Atanasov (thenasko) wrote :

As far as I can tell, it was a one time event. After rebooting, I successfully deleted the directory that caused the issue (I was hoping to reproduce it).

Revision history for this message
Mikhail Novosyolov (mikhailnov) wrote :

Oh, I've just had the same bug with kernel 4.14 and fs/btrfs/inode.c:3142

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