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Message #20117
[Bug 1235798] Lspci.txt
apport information
** Attachment added: "Lspci.txt"
https://bugs.launchpad.net/bugs/1235798/+attachment/3865199/+files/Lspci.txt
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https://bugs.launchpad.net/bugs/1235798
Title:
Kernel stops during btrfs-balance
Status in “linux” package in Ubuntu:
Confirmed
Bug description:
[ 208.335732] ------------[ cut here ]------------
[ 208.336386] Kernel BUG at ffffffffa014a167 [verbose debug info unavailable]
[ 208.337249] invalid opcode: 0000 [#1] SMP
[ 208.337758] Modules linked in: dm_crypt(F) kvm_intel(F) kvm(F) aesni_intel(F) aes_x86_64(F) lrw(F) gf128mul(F) glue_helper(F) ablk_helper(F) cryptd(F) microcode(F) psmouse(F) serio_raw(F) virtio_balloon(F) i2c_piix4 mac_hid lp(F) parport(F) btrfs(F) xor(F) zlib_deflate(F) raid6_pq(F) libcrc32c(F) cirrus syscopyarea(F) sysfillrect(F) sysimgblt(F) ttm drm_kms_helper drm floppy(F)
[ 208.339602] CPU: 0 PID: 630 Comm: btrfs-balance Tainted: GF 3.11.0-11-generic #17-Ubuntu
[ 208.339602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2007
[ 208.339602] task: ffff8800b47c9770 ti: ffff8800b3088000 task.ti: ffff8800b3088000
[ 208.339602] RIP: 0010:[<ffffffffa014a167>] [<ffffffffa014a167>] build_backref_tree+0x277/0x11d0 [btrfs]
[ 208.339602] RSP: 0018:ffff8800b3089a90 EFLAGS: 00010246
[ 208.339602] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8800365ffb50
[ 208.339602] RDX: ffff8800b3089b00 RSI: ffff8800b3089b00 RDI: ffff8800365ffb40
[ 208.339602] RBP: ffff8800b3089b70 R08: ffff8800b410ec00 R09: ffff8800b410eb00
[ 208.339602] R10: 0000000000000001 R11: 0000000000000000 R12: ffff8800365ffb50
[ 208.339602] R13: ffff8800b611e2d0 R14: ffff88003616c000 R15: ffff8800b410ee00
[ 208.339602] FS: 0000000000000000(0000) GS:ffff8800bb200000(0000) knlGS:0000000000000000
[ 208.339602] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[ 208.339602] CR2: 00007fda19930d50 CR3: 00000000b3f5e000 CR4: 00000000000006f0
[ 208.339602] Stack:
[ 208.339602] ffff88003616c588 ffff8800b410eb00 ffff8800365ffce0 ffff8800b410ec00
[ 208.339602] ffff8800b410ec00 ffff8800b358b800 ffff8800b611e2d0 ffff8800b410ec40
[ 208.339602] ffff8800b611e090 ffff88003616c120 ffff8800b410eb00 ffff88003616c020
[ 208.339602] Call Trace:
[ 208.339602] [<ffffffffa014b478>] relocate_tree_blocks+0x1d8/0x630 [btrfs]
[ 208.339602] [<ffffffffa014c108>] ? add_data_references+0x248/0x280 [btrfs]
[ 208.339602] [<ffffffffa014cd00>] relocate_block_group+0x280/0x690 [btrfs]
[ 208.339602] [<ffffffffa014d2af>] btrfs_relocate_block_group+0x19f/0x2e0 [btrfs]
[ 208.339602] [<ffffffffa012477f>] btrfs_relocate_chunk.isra.30+0x6f/0x730 [btrfs]
[ 208.339602] [<ffffffffa00dab89>] ? btrfs_set_path_blocking+0x39/0x80 [btrfs]
[ 208.339602] [<ffffffffa00df940>] ? btrfs_search_slot+0x380/0x940 [btrfs]
[ 208.339602] [<ffffffffa011b289>] ? release_extent_buffer+0x69/0xd0 [btrfs]
[ 208.339602] [<ffffffffa0120c8f>] ? free_extent_buffer+0x4f/0xa0 [btrfs]
[ 208.339602] [<ffffffffa0128ecd>] __btrfs_balance+0x43d/0x800 [btrfs]
[ 208.339602] [<ffffffffa012964b>] btrfs_balance+0x3bb/0x670 [btrfs]
[ 208.339602] [<ffffffffa0129970>] balance_kthread+0x70/0x80 [btrfs]
[ 208.339602] [<ffffffffa0129900>] ? btrfs_balance+0x670/0x670 [btrfs]
[ 208.339602] [<ffffffff810847b0>] kthread+0xc0/0xd0
[ 208.339602] [<ffffffff810846f0>] ? kthread_create_on_node+0x120/0x120
[ 208.339602] [<ffffffff8170292c>] ret_from_fork+0x7c/0xb0
[ 208.339602] [<ffffffff810846f0>] ? kthread_create_on_node+0x120/0x120
[ 208.339602] Code: f6 43 71 10 0f 85 18 0f 00 00 48 8d 43 40 48 89 c6 48 89 85 58 ff ff ff 48 8b 43 40 48 39 c6 74 0c 48 3b 43 48 0f 84 f5 08 00 00 <0f> 0b 48 c7 85 78 ff ff ff 00 00 00 00 0f 1f 40 00 e8 43 df 5a
[ 208.339602] RIP [<ffffffffa014a167>] build_backref_tree+0x277/0x11d0 [btrfs]
[ 208.339602] RSP <ffff8800b3089a90>
[ 208.377485] ---[ end trace 7f1cd354cc35fbd9 ]---
---
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 Oct 6 15:18 seq
crw-rw---- 1 root audio 116, 33 Oct 6 15:18 timer
AplayDevices: Error: [Errno 2] No such file or directory
ApportVersion: 2.12.5-0ubuntu1
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
DistroRelease: Ubuntu 13.10
HibernationDevice: RESUME=UUID=2447d766-b078-4ed0-87f3-c27412c10649
InstallationDate: Installed on 2011-02-03 (977 days ago)
InstallationMedia: Ubuntu-Server 10.10 "Maverick Meerkat" - Release amd64 (20101007)
IwConfig:
eth0 no wireless extensions.
lo no wireless extensions.
Lsusb: Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: Bochs Bochs
MarkForUpload: True
Package: linux (not installed)
PciMultimedia:
ProcEnviron:
LC_CTYPE=UTF-8
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
SHELL=/bin/bash
ProcFB: 0 cirrusdrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-11-generic root=UUID=0dbf4328-2e66-42b3-88dd-b96a5c25b11d ro console=tty0 console=ttyS0,115200n8 quiet
ProcVersionSignature: Ubuntu 3.11.0-11.17-generic 3.11.3
RelatedPackageVersions:
linux-restricted-modules-3.11.0-11-generic N/A
linux-backports-modules-3.11.0-11-generic N/A
linux-firmware 1.116
RfKill: Error: [Errno 2] No such file or directory
Tags: saucy
Uname: Linux 3.11.0-11-generic x86_64
UpgradeStatus: Upgraded to saucy on 2013-08-25 (43 days ago)
UserGroups:
dmi.bios.date: 01/01/2007
dmi.bios.vendor: Bochs
dmi.bios.version: Bochs
dmi.chassis.type: 1
dmi.chassis.vendor: Bochs
dmi.modalias: dmi:bvnBochs:bvrBochs:bd01/01/2007:svnBochs:pnBochs:pvr:cvnBochs:ct1:cvr:
dmi.product.name: Bochs
dmi.sys.vendor: Bochs
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