thr3ads.net - Btrfs devel - Regression in 2.6.35 RC1 (Ubuntu 2.6.35-1-generic) [Jun 2010]

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Brad Figg

2010-Jun-11 04:54 UTC

Regression in 2.6.35 RC1 (Ubuntu 2.6.35-1-generic)

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 ]---

Brad
-- 
Brad Figg brad.figg@canonical.com http://www.canonical.com
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Yan, Zheng

2010-Jun-11 06:33 UTC

head link

Re: Regression in 2.6.35 RC1 (Ubuntu 2.6.35-1-generic)

On Fri, Jun 11, 2010 at 12:54 PM, Brad Figg <brad.figg@canonical.com>
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
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Brad Figg

2010-Jun-11 16:00 UTC

head link

Re: Regression in 2.6.35 RC1 (Ubuntu 2.6.35-1-generic)

On 06/10/2010 11:33 PM, Yan, Zheng wrote:> On Fri, Jun 11, 2010 at 12:54 PM, Brad Figg<brad.figg@canonical.com> 
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
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I''ve not seen this patch hit lkml yet.

Brad
-- 
Brad Figg brad.figg@canonical.com http://www.canonical.com
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Chris Mason

2010-Jun-11 19:40 UTC

head link

Re: Regression in 2.6.35 RC1 (Ubuntu 2.6.35-1-generic)

On Fri, Jun 11, 2010 at 09:00:10AM -0700, Brad Figg
wrote:> On 06/10/2010 11:33 PM, Yan, Zheng wrote:
> >>
> >
> >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@vger.kernel.org
> >More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 
> I''ve not seen this patch hit lkml yet.
This is now in the master branch of the btrfs-unstable tree.

-chris

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Btrfs devel - Jun 2010 - Regression in 2.6.35 RC1 (Ubuntu 2.6.35-1-generic)

Regression in 2.6.35 RC1 (Ubuntu 2.6.35-1-generic)

Re: Regression in 2.6.35 RC1 (Ubuntu 2.6.35-1-generic)

Re: Regression in 2.6.35 RC1 (Ubuntu 2.6.35-1-generic)

Re: Regression in 2.6.35 RC1 (Ubuntu 2.6.35-1-generic)