On 06/10/2010 11:33 PM, Yan, Zheng wrote:
On Fri, Jun 11, 2010 at 12:54 PM, Brad Figg<brad.figg@xxxxxxxxxxxxx> wrote:
I'm seeing the following in /var/log/messages. The system is not under
any particular load. The system has my /home as a btrfs partition. The
system has GDM up and I've logged in via ssh.
Jun 10 21:22:43 bradf-x301 kernel: [ 175.563934] CPU 1
Jun 10 21:22:43 bradf-x301 kernel: [ 175.563937] Modules linked in: cryptd
aes_x86_64 aes_generic rfcomm binfmt_misc sco ppdev bridge stp bnep l2cap
dm_crypt snd_hda_codec_conexant snd_hda_intel snd_hda_codec snd_hwdep
snd_pcm thinkpad_acpi snd_seq_midi snd_rawmidi snd_seq_midi_event arc4
snd_seq snd_timer snd_seq_device uvcvideo lp iwlagn videodev parport iwlcore
btusb mac80211 v4l1_compat snd cfg80211 bluetooth joydev soundcore
v4l2_compat_ioctl32 psmouse tpm_tis tpm serio_raw tpm_bios led_class nvram
snd_page_alloc btrfs zlib_deflate crc32c libcrc32c vga16fb vgastate usbhid
hid i915 drm_kms_helper drm ahci i2c_algo_bit video e1000e output libahci
intel_agp
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564051]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564059] Pid: 936, comm:
btrfs-endio-wri Tainted: G W 2.6.35-1-generic #1-Ubuntu
2777MSU/2777MSU
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564066] RIP:
0010:[<ffffffffa015916b>] [<ffffffffa015916b>]
btrfs_free_tree_block+0x3bb/0x3e0 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564102] RSP: 0018:ffff8801282638f0
EFLAGS: 00010287
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564108] RAX: ffff8801326c5b00 RBX:
ffff88013279e800 RCX: ffff8801326c5300
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564114] RDX: 0000000181ffffff RSI:
0000000140000000 RDI: ffff8801304dc070
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564121] RBP: ffff880128263940 R08:
0000000000000000 R09: 0000000000000007
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564126] R10: 0000000000000001 R11:
0000000000000000 R12: ffff880123dba7e0
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564132] R13: ffff8801304dc128 R14:
ffff880123dbd000 R15: ffff8801326c5300
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564139] FS:
0000000000000000(0000) GS:ffff880001e80000(0000) knlGS:0000000000000000
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564146] CS: 0010 DS: 0000 ES:
0000 CR0: 000000008005003b
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564152] CR2: 00007f1a263e4e40 CR3:
0000000001a2a000 CR4: 00000000000006e0
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564158] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564164] DR3: 0000000000000000 DR6:
00000000ffff0ff0 DR7: 0000000000000400
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564171] Process btrfs-endio-wri
(pid: 936, threadinfo ffff880128262000, task ffff880128635b40)
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564179] ffff880100000002
0000000000000000 ffff880130b301b8 000000000000b242
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564189]<0> ffff880128263940
ffff88013081c630 ffff880123dba900 ffff88013279e800
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564199]<0> ffff880123dba7e0
ffff880123dbd000 ffff8801282639f0 ffffffffa014992b
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564234] [<ffffffffa014992b>]
__btrfs_cow_block+0x3bb/0x620 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564257] [<ffffffffa0149c97>]
btrfs_cow_block+0x107/0x1f0 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564280] [<ffffffffa015086e>]
btrfs_search_slot+0x37e/0x6b0 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564308] [<ffffffffa016104d>]
btrfs_lookup_csum+0x6d/0x160 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564321] [<ffffffff81140915>] ?
kmem_cache_alloc+0xe5/0x140
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564347] [<ffffffffa0161d29>]
btrfs_csum_file_blocks+0xd9/0x850 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564380] [<ffffffffa0186b9e>] ?
merge_state+0x7e/0x150 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564411] [<ffffffffa0186317>] ?
free_extent_state+0x37/0x60 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564442] [<ffffffffa016b4b9>]
add_pending_csums+0x49/0x70 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564471] [<ffffffffa016d7f3>]
btrfs_finish_ordered_io+0x1a3/0x2a0 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564482] [<ffffffff81108aed>] ?
test_clear_page_writeback+0x8d/0x150
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564512] [<ffffffffa016d90a>]
btrfs_writepage_end_io_hook+0x1a/0x20 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564542] [<ffffffffa018822b>]
end_bio_extent_writepage+0x13b/0x180 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564553] [<ffffffff8158235d>] ?
schedule_timeout+0x19d/0x310
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564564] [<ffffffff8106e1d0>] ?
process_timeout+0x0/0x10
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564573] [<ffffffff8117da1d>]
bio_endio+0x1d/0x40
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564601] [<ffffffffa01641ec>]
end_workqueue_fn+0xfc/0x130 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564629] [<ffffffffa01942cc>]
worker_loop+0x15c/0x4c0 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564657] [<ffffffffa0194170>] ?
worker_loop+0x0/0x4c0 [btrfs]
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564668] [<ffffffff8107d0b6>]
kthread+0x96/0xa0
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564677] [<ffffffff8100aee4>]
kernel_thread_helper+0x4/0x10
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564686] [<ffffffff8107d020>] ?
kthread+0x0/0xa0
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564693] [<ffffffff8100aee0>] ?
kernel_thread_helper+0x0/0x10
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564809] RSP<ffff8801282638f0>
Jun 10 21:22:43 bradf-x301 kernel: [ 175.564816] ---[ end trace
32d3e1002acaefc4 ]---
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857602] CPU 1
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857605] Modules linked in: cryptd
aes_x86_64 aes_generic rfcomm binfmt_misc sco ppdev bridge stp bnep l2cap
dm_crypt snd_hda_codec_conexant snd_hda_intel snd_hda_codec snd_hwdep
snd_pcm thinkpad_acpi snd_seq_midi snd_rawmidi snd_seq_midi_event arc4
snd_seq snd_timer snd_seq_device uvcvideo lp iwlagn videodev parport iwlcore
btusb mac80211 v4l1_compat snd cfg80211 bluetooth joydev soundcore
v4l2_compat_ioctl32 psmouse tpm_tis tpm serio_raw tpm_bios led_class nvram
snd_page_alloc btrfs zlib_deflate crc32c libcrc32c vga16fb vgastate usbhid
hid i915 drm_kms_helper drm ahci i2c_algo_bit video e1000e output libahci
intel_agp
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857719]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857726] Pid: 946, comm:
btrfs-transacti Tainted: G D W 2.6.35-1-generic #1-Ubuntu
2777MSU/2777MSU
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857733] RIP:
0010:[<ffffffffa015916b>] [<ffffffffa015916b>]
btrfs_free_tree_block+0x3bb/0x3e0 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857767] RSP: 0018:ffff88012821b820
EFLAGS: 00010287
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857772] RAX: ffff8801326c5b00 RBX:
ffff88013279a000 RCX: ffff8801326c5300
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857778] RDX: 0000000181ffffff RSI:
0000000140000000 RDI: ffff8801304dc070
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857784] RBP: ffff88012821b870 R08:
0000000000000000 R09: 0000000000000002
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857790] R10: 0000000000000001 R11:
0000000000000000 R12: ffff880130ab0510
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857796] R13: ffff8801304dc128 R14:
ffff880123dbd040 R15: ffff8801326c5300
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857803] FS:
0000000000000000(0000) GS:ffff880001e80000(0000) knlGS:0000000000000000
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857810] CS: 0010 DS: 0000 ES:
0000 CR0: 000000008005003b
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857815] CR2: 0000000001be6028 CR3:
0000000001a2a000 CR4: 00000000000006e0
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857821] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857827] DR3: 0000000000000000 DR6:
00000000ffff0ff0 DR7: 0000000000000400
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857834] Process btrfs-transacti
(pid: 946, threadinfo ffff88012821a000, task ffff880128660000)
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857843] ffff880100000002
0000000000000000 ffff880130b301b8 000000000000b242
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857852]<0> ffff88012821b870
ffff880130ab0cf0 ffff880130b6a000 ffff88013279a000
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857862]<0> ffff880130ab0510
ffff880123dbd040 ffff88012821b920 ffffffffa014992b
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857898] [<ffffffffa014992b>]
__btrfs_cow_block+0x3bb/0x620 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857920] [<ffffffffa0149c97>]
btrfs_cow_block+0x107/0x1f0 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857943] [<ffffffffa015086e>]
btrfs_search_slot+0x37e/0x6b0 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857969] [<ffffffffa0157cfc>]
lookup_inline_extent_backref+0xbc/0x400 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.857982] [<ffffffff81140915>] ?
kmem_cache_alloc+0xe5/0x140
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858006] [<ffffffffa01583f6>]
__btrfs_free_extent+0xd6/0x710 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858031] [<ffffffffa0158b8a>]
run_delayed_tree_ref+0x15a/0x160 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858055] [<ffffffffa0158d8a>]
run_one_delayed_ref+0x9a/0xc0 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858080] [<ffffffffa015b3a0>]
run_clustered_refs+0xc0/0x220 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858090] [<ffffffff8104ff7a>] ?
finish_task_switch+0x4a/0xd0
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858115] [<ffffffffa015b5ca>]
btrfs_run_delayed_refs+0xca/0x220 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858127] [<ffffffff81582a9e>] ?
mutex_lock+0x1e/0x50
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858159] [<ffffffffa0185a0e>] ?
btrfs_run_ordered_operations+0x1ee/0x210 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858189] [<ffffffffa01694e0>]
btrfs_commit_transaction+0x80/0x710 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858198] [<ffffffff81582a9e>] ?
mutex_lock+0x1e/0x50
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858227] [<ffffffffa0169f8b>] ?
start_transaction+0x1ab/0x230 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858238] [<ffffffff8107d610>] ?
autoremove_wake_function+0x0/0x40
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858265] [<ffffffffa0163d53>]
transaction_kthread+0x283/0x290 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858293] [<ffffffffa0163ad0>] ?
transaction_kthread+0x0/0x290 [btrfs]
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858302] [<ffffffff8107d0b6>]
kthread+0x96/0xa0
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858311] [<ffffffff8100aee4>]
kernel_thread_helper+0x4/0x10
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858320] [<ffffffff8107d020>] ?
kthread+0x0/0xa0
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858327] [<ffffffff8100aee0>] ?
kernel_thread_helper+0x0/0x10
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858441] RSP<ffff88012821b820>
Jun 10 21:23:17 bradf-x301 kernel: [ 209.858448] ---[ end trace
32d3e1002acaefc5 ]---
I have already sent a patch for this.
http://www.spinics.net/lists/linux-btrfs/msg05150.html
Yan, Zheng
--
To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
I've not seen this patch hit lkml yet.
Brad
--
Brad Figg brad.figg@xxxxxxxxxxxxx http://www.canonical.com
--
To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
