Fixed upstream per #6. Closing
** Changed in: linux (Ubuntu)
Status: Confirmed => Won't Fix
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https://bugs.launchpad.net/bugs/1466364
Title:
Kernel crash on running mercurial clone on a btrfs file system on a
SSD Ubuntu 14.04
Status in linux package in Ubuntu:
Won't Fix
Bug description:
On running mercurial commands which add/remove lots of files from the
disk (typically hard linked) the following error shows up. Since btrfs
doesn't really have a fsck utility not sure what I should be running
Jun 18 12:57:27 one kernel: [151416.037158] CPU: 0 PID: 8362 Comm: hg Not
tainted 3.13.0-55-generic #92-Ubuntu
Jun 18 12:57:27 one kernel: [151416.038376] Hardware name:
/DH61WW, BIOS BEH6110H.86A.0035.2012.0112.2206 01/12/2012
Jun 18 12:57:27 one kernel: [151416.039594] task: ffff880082fd6000 ti:
ffff8801023d2000 task.ti: ffff8801023d2000
Jun 18 12:57:27 one kernel: [151416.040812] RIP: 0010:[<ffffffff8137287d>]
[<ffffffff8137287d>] memcpy+0xd/0x110
Jun 18 12:57:27 one kernel: [151416.042036] RSP: 0018:ffff8801023d3910
EFLAGS: 00010202
Jun 18 12:57:27 one kernel: [151416.043258] RAX: ffff880168d67dfe RBX:
000000000000009f RCX: 0000000000000013
Jun 18 12:57:27 one kernel: [151416.044491] RDX: 0000000000000007 RSI:
0005080000000000 RDI: ffff880168d67dfe
Jun 18 12:57:27 one kernel: [151416.045727] RBP: ffff8801023d3948 R08:
0000000000001000 R09: ffff8801023d3918
Jun 18 12:57:27 one kernel: [151416.046970] R10: 0000000000000000 R11:
0000000000000003 R12: ffff88008f53bb28
Jun 18 12:57:27 one kernel: [151416.048225] R13: 0000160000000000 R14:
ffff880168d67e9d R15: 000000000000009f
Jun 18 12:57:27 one kernel: [151416.049482] FS: 00007fa796d7c740(0000)
GS:ffff88021fa00000(0000) knlGS:0000000000000000
Jun 18 12:57:27 one kernel: [151416.050737] CS: 0010 DS: 0000 ES: 0000 CR0:
0000000080050033
Jun 18 12:57:27 one kernel: [151416.051994] CR2: 00007fa796d9d000 CR3:
000000017f6dd000 CR4: 00000000000407f0
Jun 18 12:57:27 one kernel: [151416.053268] Stack:
Jun 18 12:57:27 one kernel: [151416.054536] ffffffffa028049c
0000000000001000 ffff88020ebcf800 ffff88020d8273f0
Jun 18 12:57:27 one kernel: [151416.055820] 0000000000000000
ffff88017125f640 ffff880193263720 ffff8801023d3a08
Jun 18 12:57:27 one kernel: [151416.057103] ffffffffa02653dc
0000000000003188 0000000000000000 0000000000001000
Jun 18 12:57:27 one kernel: [151416.058391] Call Trace:
Jun 18 12:57:27 one kernel: [151416.059686] [<ffffffffa028049c>] ?
read_extent_buffer+0xbc/0x110 [btrfs]
Jun 18 12:57:27 one kernel: [151416.061114] [<ffffffffa02653dc>]
btrfs_get_extent+0x91c/0x970 [btrfs]
Jun 18 12:57:27 one kernel: [151416.062471] [<ffffffffa027c697>]
__do_readpage+0x357/0x730 [btrfs]
Jun 18 12:57:27 one kernel: [151416.063792] [<ffffffffa0264ac0>] ?
btrfs_real_readdir+0x5b0/0x5b0 [btrfs]
Jun 18 12:57:27 one kernel: [151416.065110] [<ffffffffa027cdf2>]
__extent_readpages.constprop.41+0x2a2/0x2c0 [btrfs]
Jun 18 12:57:27 one kernel: [151416.066441] [<ffffffffa0264ac0>] ?
btrfs_real_readdir+0x5b0/0x5b0 [btrfs]
Jun 18 12:57:27 one kernel: [151416.067756] [<ffffffffa027ec76>]
extent_readpages+0x1b6/0x1c0 [btrfs]
Jun 18 12:57:27 one kernel: [151416.069084] [<ffffffffa0264ac0>] ?
btrfs_real_readdir+0x5b0/0x5b0 [btrfs]
Jun 18 12:57:27 one kernel: [151416.070385] [<ffffffff81197dc3>] ?
alloc_pages_current+0xa3/0x160
Jun 18 12:57:27 one kernel: [151416.071699] [<ffffffffa0262c1f>]
btrfs_readpages+0x1f/0x30 [btrfs]
Jun 18 12:57:27 one kernel: [151416.072969] [<ffffffff8115bb99>]
__do_page_cache_readahead+0x1b9/0x260
Jun 18 12:57:27 one kernel: [151416.074213] [<ffffffff8115c072>]
ondemand_readahead+0x152/0x2a0
Jun 18 12:57:27 one kernel: [151416.075455] [<ffffffff8117ecc8>] ?
__vma_link_rb+0xb8/0xe0
Jun 18 12:57:27 one kernel: [151416.076694] [<ffffffff8115c1f1>]
page_cache_sync_readahead+0x31/0x50
Jun 18 12:57:27 one kernel: [151416.077930] [<ffffffff81151cb5>]
generic_file_aio_read+0x4c5/0x700
Jun 18 12:57:27 one kernel: [151416.079243] [<ffffffff81180f93>] ?
mmap_region+0x163/0x600
Jun 18 12:57:27 one kernel: [151416.080603] [<ffffffff811bda1a>]
do_sync_read+0x5a/0x90
Jun 18 12:57:27 one kernel: [151416.081825] [<ffffffff811be0b5>]
vfs_read+0x95/0x160
Jun 18 12:57:27 one kernel: [151416.083037] [<ffffffff811bebc9>]
SyS_read+0x49/0xa0
Jun 18 12:57:27 one kernel: [151416.084231] [<ffffffff81733d5d>]
system_call_fastpath+0x1a/0x1f
Jun 18 12:57:27 one kernel: [151416.085408] Code: 43 4e 5b 5d c3 66 0f 1f 84
00 00 00 00 00 e8 fb fb ff ff eb e2 90 90 90 90 90 90 90 90 90 48 89 f8 48 89
d1 48 c1 e9 03 83 e2 07 <f3> 48 a5 89 d1 f3 a4 c3 20 4c 8b 06 4c 8b 4e 08 4c 8b
56 10 4c
Jun 18 12:57:27 one kernel: [151416.088027] RIP [<ffffffff8137287d>]
memcpy+0xd/0x110
Jun 18 12:57:27 one kernel: [151416.089294] RSP <ffff8801023d3910>
Jun 18 12:57:27 one kernel: [151416.263462] ---[ end trace 20764feb3a900ca9
]---
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-3.13.0-55-generic 3.13.0-55.92
ProcVersionSignature: Ubuntu 3.13.0-55.92-generic 3.13.11-ckt20
Uname: Linux 3.13.0-55-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.11
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: bgadmin 25170 F.... pulseaudio
/dev/snd/controlC1: bgadmin 25170 F.... pulseaudio
Date: Thu Jun 18 13:00:10 2015
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-3.13.0-55-generic
root=UUID=736169b4-5ad3-482b-b86d-7c0c43a98fae ro rootflags=subvol=@ quiet
splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.13.0-55-generic N/A
linux-backports-modules-3.13.0-55-generic N/A
linux-firmware 1.127.12
RfKill:
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/12/2012
dmi.bios.vendor: Intel Corp.
dmi.bios.version: BEH6110H.86A.0035.2012.0112.2206
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: DH61WW
dmi.board.vendor: Intel Corporation
dmi.board.version: AAG23116-204
dmi.chassis.type: 3
dmi.modalias:
dmi:bvnIntelCorp.:bvrBEH6110H.86A.0035.2012.0112.2206:bd01/12/2012:svn:pn:pvr:rvnIntelCorporation:rnDH61WW:rvrAAG23116-204:cvn:ct3:cvr:
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