> On May 16, 2015, at 11:58 PM, Ingo Ruhnke <grumbel@xxxxxxxxx> wrote: > > I have here a 2TB Verbatim USB2 HDD, partitioned with LVM and > containing a single logical volume with a BTRFS filesystem. > > When I read from the filesystem everything is working fine, I can > access all the files. I can "btrfs scrub" the whole drive without any > errors and "btrfs check" can't find anything either. > > However when I try to write anything beyond a few KB onto the drive or > try a "btrfs balance" or "btrfs fi resize", the write gets extremely > slow (<100KB/s) or things just freeze. dmesg is getting filled with > call traces from btrfs and a call to "sync" will take 5-10 minutes to > complete, if it completes at all. > > I did a non-destrictive read/write scan of the drive with: > > badblocks -nvs /dev/vg_verbatim2tb/btrfs > > And that worked fine as well, so it seems like the btrfs on there > corrupted in some way that "btrfs check" can't detect. > > > $ sudo pvdisplay -C > PV VG Fmt Attr PSize PFree > /dev/sdc1 vg_verbatim2tb lvm2 a-- 698.49g 0 > /dev/sdc5 vg_verbatim2tb lvm2 a-- 698.49g 0 > /dev/sdc6 vg_verbatim2tb lvm2 a-- 466.04g 0 > > $ sudo lvdisplay -C --units G > LV VG Attr LSize Pool Origin Data% Meta% > Move Log Cpy%Sync Convert > btrfs vg_verbatim2tb -wi-ao---- 2000.39G > > $ sudo btrfs fi show verbatim2tb > Label: 'verbatim2tb' uuid: 08be16cd-91cd-432d-ace3-955557ba7a01 > Total devices 1 FS bytes used 1.01TiB > devid 1 size 1.81TiB used 1.02TiB path /dev/mapper/vg_verbatim2tb-btrfs > > Btrfs v3.17 > > $ uname -a > Linux pen 3.19.0-16-generic #16-Ubuntu SMP Thu Apr 30 16:13:00 UTC > 2015 i686 i686 i686 GNU/Linux > > > 277.135042] BTRFS info (device dm-0): disk space caching is enabled > [ 600.112047] INFO: task kworker/u8:8:148 blocked for more than 120 seconds. > [ 600.112056] Tainted: P OE 3.19.0-16-generic #16-Ubuntu > [ 600.112059] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [ 600.112063] kworker/u8:8 D f88018fd 0 148 2 0x00000000 > [ 600.112116] Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] > [ 600.112120] f597fddc 00000046 f8802a01 f88018fd 00000038 c1b70380 > d1fc0a20 00000001 > [ 600.112129] c1b70380 e3f64600 00000066 e3f64600 00000066 f67ad380 > f5971260 00000000 > [ 600.112138] df6f2b60 00000000 f597fdfc f88034a7 0000020a 00000000 > 2865cfff 000001cc > [ 600.112147] Call Trace: > [ 600.112180] [<f8802a01>] ? free_extent_state+0x41/0x90 [btrfs] > [ 600.112207] [<f88018fd>] ? alloc_extent_state+0x1d/0xb0 [btrfs] > [ 600.112236] [<f88034a7>] ? __set_extent_bit+0x4d7/0x800 [btrfs] > [ 600.112245] [<c109a77b>] ? prepare_to_wait_event+0x6b/0xe0 > [ 600.112251] [<c16eb6c3>] schedule+0x23/0x60 > [ 600.112275] [<f87e20af>] wait_current_trans.isra.19+0x8f/0xf0 [btrfs] > [ 600.112281] [<c109a620>] ? wait_woken+0x80/0x80 > [ 600.112305] [<f87e3ae0>] start_transaction+0x390/0x5a0 [btrfs] > [ 600.112331] [<f87e3d73>] btrfs_join_transaction+0x23/0x30 [btrfs] > [ 600.112357] [<f87ed895>] btrfs_finish_ordered_io+0x595/0x750 [btrfs] > [ 600.112363] [<c100fddc>] ? __switch_to+0x11c/0x490 > [ 600.112368] [<c16eb199>] ? __schedule+0x389/0x890 > [ 600.112375] [<c130ea00>] ? bio_dirty_fn+0x40/0x90 > [ 600.112400] [<f87edd42>] finish_ordered_fn+0x12/0x20 [btrfs] > [ 600.112428] [<f8818c1f>] normal_work_helper+0xbf/0x240 [btrfs] > [ 600.112456] [<f8818f30>] btrfs_endio_write_helper+0x10/0x20 [btrfs] > [ 600.112462] [<c1077ae2>] process_one_work+0x122/0x3a0 > [ 600.112466] [<c1078489>] worker_thread+0x39/0x4d0 > [ 600.112471] [<c109a0ff>] ? __wake_up_locked+0x1f/0x30 > [ 600.112476] [<c1078450>] ? rescuer_thread+0x320/0x320 > [ 600.112480] [<c107c62b>] kthread+0x9b/0xb0 > [ 600.112486] [<c16ef501>] ret_from_kernel_thread+0x21/0x30 > [ 600.112491] [<c107c590>] ? kthread_create_on_node+0x150/0x150 > [ 600.112596] INFO: task kworker/u8:9:3965 blocked for more than 120 seconds. > [ 600.112600] Tainted: P OE 3.19.0-16-generic #16-Ubuntu > [ 600.112602] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [ 600.112604] kworker/u8:9 D f88018fd 0 3965 2 0x00000000 > [ 600.112638] Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] > [ 600.112641] e4b25ddc 00000046 00000000 f88018fd 00000038 c1b70380 > df6f2b70 df6f2b78 > [ 600.112649] c1b70380 00000000 00000066 f1597000 00000066 f67ad380 > c65d55c0 00000000 > [ 600.112657] df6f2b60 00000000 e4b25dfc f88034a7 0000020a 00000000 > e8ccd100 4d13d952 > [ 600.112666] Call Trace: > [ 600.112694] [<f88018fd>] ? alloc_extent_state+0x1d/0xb0 [btrfs] > [ 600.112722] [<f88034a7>] ? __set_extent_bit+0x4d7/0x800 [btrfs] > [ 600.112728] [<c109a77b>] ? prepare_to_wait_event+0x6b/0xe0 > [ 600.112733] [<c16eb6c3>] schedule+0x23/0x60 > [ 600.112757] [<f87e20af>] wait_current_trans.isra.19+0x8f/0xf0 [btrfs] > [ 600.112762] [<c109a620>] ? wait_woken+0x80/0x80 > [ 600.112787] [<f87e3ae0>] start_transaction+0x390/0x5a0 [btrfs] > [ 600.112812] [<f87e3d73>] btrfs_join_transaction+0x23/0x30 [btrfs] > [ 600.112838] [<f87ed895>] btrfs_finish_ordered_io+0x595/0x750 [btrfs] > [ 600.112843] [<c100fddc>] ? __switch_to+0x11c/0x490 > [ 600.112848] [<c16eb199>] ? __schedule+0x389/0x890 > [ 600.112874] [<f87edd42>] finish_ordered_fn+0x12/0x20 [btrfs] > [ 600.112901] [<f8818c1f>] normal_work_helper+0xbf/0x240 [btrfs] > [ 600.112929] [<f8818f30>] btrfs_endio_write_helper+0x10/0x20 [btrfs] > [ 600.112934] [<c1077ae2>] process_one_work+0x122/0x3a0 > [ 600.112939] [<c1078489>] worker_thread+0x39/0x4d0 > [ 600.112943] [<c1078450>] ? rescuer_thread+0x320/0x320 > [ 600.112947] [<c107c62b>] kthread+0x9b/0xb0 > [ 600.112953] [<c16ef501>] ret_from_kernel_thread+0x21/0x30 > [ 600.112957] [<c107c590>] ? kthread_create_on_node+0x150/0x150 > [ 600.112961] INFO: task kworker/u8:10:3966 blocked for more than 120 seconds. > [ 600.112964] Tainted: P OE 3.19.0-16-generic #16-Ubuntu > [ 600.112966] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [ 600.112969] kworker/u8:10 D f88018fd 0 3966 2 0x00000000 > [ 600.112997] Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] > [ 600.112999] e4b35ddc 00000046 f8802a01 f88018fd 00000038 c1b70380 > ebfff000 00000000 > [ 600.113008] c1b70380 e3f64600 00000058 f5f4e800 00000058 f679c380 > c65d5be0 00000000 > [ 600.113016] df6f2b60 00000000 e4b35dfc f88034a7 0000020a 00000000 > b88f9fff 000001da > [ 600.113024] Call Trace: > [ 600.113052] [<f8802a01>] ? free_extent_state+0x41/0x90 [btrfs] > [ 600.113079] [<f88018fd>] ? alloc_extent_state+0x1d/0xb0 [btrfs] > [ 600.113107] [<f88034a7>] ? __set_extent_bit+0x4d7/0x800 [btrfs] > [ 600.113113] [<c109a77b>] ? prepare_to_wait_event+0x6b/0xe0 > [ 600.113118] [<c16eb6c3>] schedule+0x23/0x60 > [ 600.113142] [<f87e20af>] wait_current_trans.isra.19+0x8f/0xf0 [btrfs] > [ 600.113147] [<c109a620>] ? wait_woken+0x80/0x80 > [ 600.113171] [<f87e3ae0>] start_transaction+0x390/0x5a0 [btrfs] > [ 600.113196] [<f87e3d73>] btrfs_join_transaction+0x23/0x30 [btrfs] > [ 600.113222] [<f87ed895>] btrfs_finish_ordered_io+0x595/0x750 [btrfs] > [ 600.113227] [<c100fddc>] ? __switch_to+0x11c/0x490 > [ 600.113232] [<c16eb199>] ? __schedule+0x389/0x890 > [ 600.113237] [<c130ea00>] ? bio_dirty_fn+0x40/0x90 > [ 600.113262] [<f87edd42>] finish_ordered_fn+0x12/0x20 [btrfs] > [ 600.113290] [<f8818c1f>] normal_work_helper+0xbf/0x240 [btrfs] > [ 600.113317] [<f8818f30>] btrfs_endio_write_helper+0x10/0x20 [btrfs] > [ 600.113322] [<c1077ae2>] process_one_work+0x122/0x3a0 > [ 600.113326] [<c1078489>] worker_thread+0x39/0x4d0 > [ 600.113331] [<c109a0ff>] ? __wake_up_locked+0x1f/0x30 > [ 600.113335] [<c1078450>] ? rescuer_thread+0x320/0x320 > [ 600.113339] [<c107c62b>] kthread+0x9b/0xb0 > [ 600.113345] [<c16ef501>] ret_from_kernel_thread+0x21/0x30 > [ 600.113349] [<c107c590>] ? kthread_create_on_node+0x150/0x150 > [ 600.113353] INFO: task kworker/u8:11:3979 blocked for more than 120 seconds. > [ 600.113356] Tainted: P OE 3.19.0-16-generic #16-Ubuntu > [ 600.113358] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [ 600.113361] kworker/u8:11 D f88018fd 0 3979 2 0x00000000 > [ 600.113389] Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] > [ 600.113392] f54d3ddc 00000046 f54d3d7c f88018fd 00000038 c1b70380 > df7d0278 00000000 > [ 600.113400] c1b70380 e3f64600 00000057 e3f64600 00000057 f679c380 > c65d7460 00000000 > [ 600.113408] df6f2b60 00000000 f54d3dfc f88034a7 0000020a 00000000 > e8ccd400 4d13d952 > [ 600.113417] Call Trace: > [ 600.113444] [<f88018fd>] ? alloc_extent_state+0x1d/0xb0 [btrfs] > [ 600.113472] [<f88034a7>] ? __set_extent_bit+0x4d7/0x800 [btrfs] > [ 600.113478] [<c109a77b>] ? prepare_to_wait_event+0x6b/0xe0 > [ 600.113483] [<c16eb6c3>] schedule+0x23/0x60 > [ 600.113507] [<f87e20af>] wait_current_trans.isra.19+0x8f/0xf0 [btrfs] > [ 600.113512] [<c109a620>] ? wait_woken+0x80/0x80 > [ 600.113536] [<f87e3ae0>] start_transaction+0x390/0x5a0 [btrfs] > [ 600.113562] [<f87e3d73>] btrfs_join_transaction+0x23/0x30 [btrfs] > [ 600.113587] [<f87ed895>] btrfs_finish_ordered_io+0x595/0x750 [btrfs] > [ 600.113593] [<c100fddc>] ? __switch_to+0x11c/0x490 > [ 600.113598] [<c16eb199>] ? __schedule+0x389/0x890 > [ 600.113602] [<c130ea00>] ? bio_dirty_fn+0x40/0x90 > [ 600.113628] [<f87edd42>] finish_ordered_fn+0x12/0x20 [btrfs] > [ 600.113656] [<f8818c1f>] normal_work_helper+0xbf/0x240 [btrfs] > [ 600.113684] [<f8818f30>] btrfs_endio_write_helper+0x10/0x20 [btrfs] > [ 600.113689] [<c1077ae2>] process_one_work+0x122/0x3a0 > [ 600.113694] [<c1078489>] worker_thread+0x39/0x4d0 > [ 600.113698] [<c1078450>] ? rescuer_thread+0x320/0x320 > [ 600.113702] [<c107c62b>] kthread+0x9b/0xb0 > [ 600.113707] [<c16ef501>] ret_from_kernel_thread+0x21/0x30 > [ 600.113712] [<c107c590>] ? kthread_create_on_node+0x150/0x150 > [ 720.112035] INFO: task kworker/u8:8:148 blocked for more than 120 seconds. > [ 720.112044] Tainted: P OE 3.19.0-16-generic #16-Ubuntu > [ 720.112047] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [ 720.112051] kworker/u8:8 D f88018fd 0 148 2 0x00000000 > [ 720.112102] Workqueue: btrfs-endio-write btrfs_endio_write_helper [btrfs] > [ 720.112111] f597fddc 00000046 f8802a01 f88018fd 00000038 c1b70380 > d1fc0a20 00000001 > [ 720.112120] c1b70380 e3f64600 00000066 e3f64600 00000066 f67ad380 > f5971260 00000000 > [ 720.112128] df6f2b60 00000000 f597fdfc f88034a7 0000020a 00000000 > 2865cfff 000001cc > [ 720.112137] Call Trace: > [ 720.112169] [<f8802a01>] ? free_extent_state+0x41/0x90 [btrfs] > [ 720.112197] [<f88018fd>] ? alloc_extent_state+0x1d/0xb0 [btrfs] > [ 720.112227] [<f88034a7>] ? __set_extent_bit+0x4d7/0x800 [btrfs] > [ 720.112235] [<c109a77b>] ? prepare_to_wait_event+0x6b/0xe0 > [ 720.112242] [<c16eb6c3>] schedule+0x23/0x60 > [ 720.112266] [<f87e20af>] wait_current_trans.isra.19+0x8f/0xf0 [btrfs] > [ 720.112271] [<c109a620>] ? wait_woken+0x80/0x80 > [ 720.112296] [<f87e3ae0>] start_transaction+0x390/0x5a0 [btrfs] > [ 720.112321] [<f87e3d73>] btrfs_join_transaction+0x23/0x30 [btrfs] > [ 720.112347] [<f87ed895>] btrfs_finish_ordered_io+0x595/0x750 [btrfs] > [ 720.112353] [<c100fddc>] ? __switch_to+0x11c/0x490 > [ 720.112358] [<c16eb199>] ? __schedule+0x389/0x890 > [ 720.112364] [<c130ea00>] ? bio_dirty_fn+0x40/0x90 > [ 720.112390] [<f87edd42>] finish_ordered_fn+0x12/0x20 [btrfs] > [ 720.112418] [<f8818c1f>] normal_work_helper+0xbf/0x240 [btrfs] > [ 720.112445] [<f8818f30>] btrfs_endio_write_helper+0x10/0x20 [btrfs] > [ 720.112451] [<c1077ae2>] process_one_work+0x122/0x3a0 > [ 720.112457] [<c1078489>] worker_thread+0x39/0x4d0 > [ 720.112463] [<c109a0ff>] ? __wake_up_locked+0x1f/0x30 > [ 720.112467] [<c1078450>] ? rescuer_thread+0x320/0x320 > [ 720.112471] [<c107c62b>] kthread+0x9b/0xb0 > [ 720.112477] [<c16ef501>] ret_from_kernel_thread+0x21/0x30 > [ 720.112482] [<c107c590>] ? kthread_create_on_node+0x150/0x150 > [ 720.112525] INFO: task ntpd:2213 blocked for more than 120 seconds. > [ 720.112529] Tainted: P OE 3.19.0-16-generic #16-Ubuntu > [ 720.112531] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [ 720.112533] ntpd D f155fd00 0 2213 1 0x00000004 > [ 720.112539] e369de60 00200086 c11c73e7 f155fd00 00000004 c1b70380 > 00000004 e369ddfc > [ 720.112547] c1b70380 00000000 00000087 e3f63200 00000000 f67ad380 > e360aae0 e369de24 > [ 720.112556] c134d6c5 bf861850 00000002 00000002 00000000 c101b6f1 > ffff037f ffff0220 > [ 720.112564] Call Trace: > [ 720.112570] [<c11c73e7>] ? __fd_install+0x47/0x60 > [ 720.112576] [<c134d6c5>] ? __copy_to_user_ll+0x55/0x60 > [ 720.112582] [<c101b6f1>] ? save_fsave_header+0x31/0xb0 > [ 720.112587] [<c16ebad3>] schedule_preempt_disabled+0x23/0x60 > [ 720.112591] [<c16ed512>] __mutex_lock_slowpath+0x72/0xd0 > [ 720.112596] [<c16ecd2c>] mutex_lock+0x1c/0x30 > [ 720.112601] [<c160bda2>] rtnl_lock+0x12/0x20 > [ 720.112606] [<c16138bd>] dev_ioctl+0x2fd/0x540 > [ 720.112611] [<c106fc64>] ? signal_setup_done+0x64/0xa0 > [ 720.112616] [<c101aa65>] ? fpu_finit+0x55/0x70 > [ 720.112621] [<c165c190>] ? first_packet_length+0x1c0/0x1c0 > [ 720.112626] [<c15e52b5>] sock_ioctl+0x135/0x250 > [ 720.112630] [<c15e5180>] ? sock_fasync+0x80/0x80 > [ 720.112636] [<c11bdfa2>] do_vfs_ioctl+0x322/0x550 > [ 720.112641] [<c11be230>] SyS_ioctl+0x60/0x90 > [ 720.112646] [<c16ef5df>] sysenter_do_call+0x12/0x12 > [ 720.112668] INFO: task panel-37-netloa:2435 blocked for more than > 120 seconds. > [ 720.112671] Tainted: P OE 3.19.0-16-generic #16-Ubuntu > [ 720.112673] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [ 720.112675] panel-37-netloa D df20c600 0 2435 2256 0x00000000 > [ 720.112680] df0dfe4c 00200086 00000000 df20c600 00000006 c1b70380 > df0dfdf0 c11c73e7 > [ 720.112688] c1b70380 00000000 00000088 e346a200 df0dfdfc f679c380 > df016200 df0dffa4 > [ 720.112697] c15e85eb 00000000 df0dff78 00000000 df0dfe2c df0dfe24 > f6d43870 00000002 > [ 720.112705] Call Trace: > [ 720.112710] [<c11c73e7>] ? __fd_install+0x47/0x60 > [ 720.112715] [<c15e85eb>] ? SYSC_socketcall+0x1bb/0x9c0 > [ 720.112720] [<c16ebad3>] schedule_preempt_disabled+0x23/0x60 > [ 720.112725] [<c16ed512>] __mutex_lock_slowpath+0x72/0xd0 > [ 720.112729] [<c16ecd2c>] mutex_lock+0x1c/0x30 > [ 720.112733] [<c160bda2>] rtnl_lock+0x12/0x20 > [ 720.112738] [<c1666a84>] devinet_ioctl+0xb4/0x690 > [ 720.112742] [<c1667f7d>] inet_ioctl+0x6d/0xa0 > [ 720.112746] [<c15e529c>] sock_ioctl+0x11c/0x250 > [ 720.112750] [<c15e5180>] ? sock_fasync+0x80/0x80 > [ 720.112755] [<c11bdfa2>] do_vfs_ioctl+0x322/0x550 > [ 720.112760] [<c1177f1a>] ? remove_vma+0x4a/0x50 > [ 720.112764] [<c117a26e>] ? do_munmap+0x1de/0x350 > [ 720.112769] [<c11be230>] SyS_ioctl+0x60/0x90 > [ 720.112774] [<c16ef5df>] sysenter_do_call+0x12/0x12 > [ 720.112786] INFO: task panel-37-netloa:2622 blocked for more than > 120 seconds. > [ 720.112789] Tainted: P OE 3.19.0-16-generic #16-Ubuntu > [ 720.112791] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [ 720.112793] panel-37-netloa D ddde2700 0 2622 2410 0x00000000 > [ 720.112798] dc7d5e4c 00200086 00000000 ddde2700 00000006 c1b70380 > dc7d5df0 c11c73e7 > [ 720.112806] c1b70380 00000000 00000087 ddfad400 dc7d5dfc f67ad380 > e1d03720 dc7d5fa4 > [ 720.112814] c15e85eb 00000000 dc7d5f78 00000000 dc7d5e2c dc7d5e24 > f75f4f78 00000002 > [ 720.112823] Call Trace: > [ 720.112828] [<c11c73e7>] ? __fd_install+0x47/0x60 > [ 720.112833] [<c15e85eb>] ? SYSC_socketcall+0x1bb/0x9c0 > [ 720.112838] [<c16ebad3>] schedule_preempt_disabled+0x23/0x60 > [ 720.112842] [<c16ed512>] __mutex_lock_slowpath+0x72/0xd0 > [ 720.112846] [<c16ecd2c>] mutex_lock+0x1c/0x30 > [ 720.112850] [<c160bda2>] rtnl_lock+0x12/0x20 > [ 720.112855] [<c1666a84>] devinet_ioctl+0xb4/0x690 > [ 720.112859] [<c1667f7d>] inet_ioctl+0x6d/0xa0 > [ 720.112863] [<c15e529c>] sock_ioctl+0x11c/0x250 > [ 720.112868] [<c15e5180>] ? sock_fasync+0x80/0x80 > [ 720.112872] [<c11bdfa2>] do_vfs_ioctl+0x322/0x550 > [ 720.112876] [<c1177f1a>] ? remove_vma+0x4a/0x50 > [ 720.112880] [<c117a26e>] ? do_munmap+0x1de/0x350 > [ 720.112885] [<c11be230>] SyS_ioctl+0x60/0x90 > [ 720.112890] [<c16ef5df>] sysenter_do_call+0x12/0x12 > [ 720.112900] INFO: task evolution-calen:2842 blocked for more than > 120 seconds. > [ 720.112902] Tainted: P OE 3.19.0-16-generic #16-Ubuntu > [ 720.112905] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [ 720.112907] evolution-calen D 00000000 0 2842 1652 0x00000000 > [ 720.112911] d6c55bc0 00000086 00000296 00000000 000f423f c1b70380 > d4ce0000 00000000 > [ 720.112920] c1b70380 d6fdfc00 0000008b d97e6e00 0000008b f679c380 > d95a4360 d6c55b70 > [ 720.112928] 00000000 00000000 40a9a48e 0000008b 409a624f 0000008b > c10c0c60 f67977b4 > [ 720.112937] Call Trace: > [ 720.112943] [<c10c0c60>] ? hrtimer_get_res+0x40/0x40 > [ 720.112948] [<c16ef24e>] ? _raw_spin_unlock_bh+0x1e/0x40 > [ 720.112952] [<c16ebad3>] schedule_preempt_disabled+0x23/0x60 > [ 720.112957] [<c16ed512>] __mutex_lock_slowpath+0x72/0xd0 > [ 720.112961] [<c16ecd2c>] mutex_lock+0x1c/0x30 > [ 720.112965] [<c160cab5>] rtnetlink_rcv+0x15/0x30 > [ 720.112970] [<c162852e>] netlink_unicast+0xee/0x190 > [ 720.112975] [<c162881d>] netlink_sendmsg+0x24d/0x620 > [ 720.112980] [<c12f186b>] ? aa_sock_msg_perm+0x4b/0x180 > [ 720.112985] [<c15e6e3d>] do_sock_sendmsg+0xbd/0xe0 > [ 720.112990] [<c15e6ac0>] ? sock_poll+0x100/0x100 > [ 720.112994] [<c11c6df2>] ? __fget_light+0x22/0x60 > [ 720.112998] [<c11c6e42>] ? __fdget+0x12/0x20 > [ 720.113002] [<c15e56f4>] ? sockfd_lookup_light+0x14/0x70 > [ 720.113007] [<c15e7248>] SYSC_sendto+0x128/0x180 > [ 720.113012] [<c11beb30>] ? poll_select_copy_remaining+0x110/0x110 > [ 720.113016] [<c11c6df2>] ? __fget_light+0x22/0x60 > [ 720.113020] [<c11c6e42>] ? __fdget+0x12/0x20 > [ 720.113024] [<c15e81c7>] ? __sys_recvmsg+0x57/0x70 > [ 720.113029] [<c15e8904>] SYSC_socketcall+0x4d4/0x9c0 > [ 720.113033] [<c108f0b0>] ? update_curr+0x90/0x1d0 > [ 720.113039] [<c108c2ed>] ? __enqueue_entity+0x6d/0x80 > [ 720.113043] [<c10911a9>] ? put_prev_entity+0xc9/0x530 > [ 720.113047] [<c1085bd8>] ? check_preempt_curr+0x78/0x80 > [ 720.113051] [<c108dc09>] ? set_next_entity+0xb9/0xe0 > [ 720.113056] [<c1088725>] ? try_to_wake_up+0x1a5/0x2c0 > [ 720.113060] [<c12e7c0f>] ? common_file_perm+0x3f/0xe0 > [ 720.113066] [<c11ee016>] ? eventfd_ctx_read+0x46/0x200 > [ 720.113070] [<c10888a0>] ? wake_up_state+0x20/0x20 > [ 720.113074] [<c11ee1fd>] ? eventfd_read+0x2d/0x60 > [ 720.113078] [<c11ee1d0>] ? eventfd_ctx_read+0x200/0x200 > [ 720.113083] [<c11ac41d>] ? vfs_read+0x6d/0x120 > [ 720.113087] [<c11c6df2>] ? __fget_light+0x22/0x60 > [ 720.113092] [<c15e8eb3>] SyS_socketcall+0x13/0x20 > [ 720.113097] [<c16ef5df>] sysenter_do_call+0x12/0x12 > [ 720.113105] INFO: task evolution-calen:3032 blocked for more than > 120 seconds. > [ 720.113107] Tainted: P OE 3.19.0-16-generic #16-Ubuntu > [ 720.113110] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" > disables this message. > [ 720.113112] evolution-calen D 00000000 0 3032 1 0x00000000 > [ 720.113116] d6fc1bc0 00000086 00000296 00000000 000f423f c1b70380 > d6fc1bc4 c16ee702 > [ 720.113125] c1b70380 00000000 0000008b d6fab600 00000000 f67ad380 > ddc65be0 d6fc1b70 > [ 720.113133] f67a8a40 00000000 40a9a4f4 0000008b 409a62b5 0000008b > c10c0c60 f67a87b4 > [ 720.113141] Call Trace: > [ 720.113147] [<c16ee702>] ? schedule_hrtimeout_range_clock+0xe2/0x180 > [ 720.113152] [<c10c0c60>] ? hrtimer_get_res+0x40/0x40 > [ 720.113156] [<c16ef24e>] ? _raw_spin_unlock_bh+0x1e/0x40 > [ 720.113161] [<c16ebad3>] schedule_preempt_disabled+0x23/0x60 > [ 720.113165] [<c16ed512>] __mutex_lock_slowpath+0x72/0xd0 > [ 720.113169] [<c16ecd2c>] mutex_lock+0x1c/0x30 > [ 720.113173] [<c160cab5>] rtnetlink_rcv+0x15/0x30 > [ 720.113178] [<c162852e>] netlink_unicast+0xee/0x190 > [ 720.113182] [<c162881d>] netlink_sendmsg+0x24d/0x620 > [ 720.113187] [<c12f186b>] ? aa_sock_msg_perm+0x4b/0x180 > [ 720.113192] [<c15e6e3d>] do_sock_sendmsg+0xbd/0xe0 > [ 720.113196] [<c15e6ac0>] ? sock_poll+0x100/0x100 > [ 720.113201] [<c11c6df2>] ? __fget_light+0x22/0x60 > [ 720.113205] [<c11c6e42>] ? __fdget+0x12/0x20 > [ 720.113209] [<c15e56f4>] ? sockfd_lookup_light+0x14/0x70 > [ 720.113213] [<c15e7248>] SYSC_sendto+0x128/0x180 > [ 720.113218] [<c11beb30>] ? poll_select_copy_remaining+0x110/0x110 > [ 720.113222] [<c11c6df2>] ? __fget_light+0x22/0x60 > [ 720.113226] [<c11c6e42>] ? __fdget+0x12/0x20 > [ 720.113231] [<c15e81c7>] ? __sys_recvmsg+0x57/0x70 > [ 720.113235] [<c15e8904>] SYSC_socketcall+0x4d4/0x9c0 > [ 720.113240] [<c108f0b0>] ? update_curr+0x90/0x1d0 > [ 720.113244] [<c108c2ed>] ? __enqueue_entity+0x6d/0x80 > [ 720.113248] [<c10911a9>] ? put_prev_entity+0xc9/0x530 > [ 720.113253] [<c108aa3f>] ? __update_cpu_load+0xbf/0x120 > [ 720.113257] [<c108dc09>] ? set_next_entity+0xb9/0xe0 > [ 720.113261] [<c10c6fd1>] ? ktime_get+0x41/0x100 > [ 720.113266] [<c12e7c0f>] ? common_file_perm+0x3f/0xe0 > [ 720.113270] [<c11ee016>] ? eventfd_ctx_read+0x46/0x200 > [ 720.113274] [<c10888a0>] ? wake_up_state+0x20/0x20 > [ 720.113279] [<c11ee1fd>] ? eventfd_read+0x2d/0x60 > [ 720.113283] [<c11ee1d0>] ? eventfd_ctx_read+0x200/0x200 > [ 720.113287] [<c11ac41d>] ? vfs_read+0x6d/0x120 > [ 720.113291] [<c11c6df2>] ? __fget_light+0x22/0x60 > [ 720.113296] [<c15e8eb3>] SyS_socketcall+0x13/0x20 > [ 720.113301] [<c16ef5df>] sysenter_do_call+0x12/0x12 > [ 910.761736] systemd[1]: Starting Cleanup of Temporary Directories... > [ 915.445464] systemd[1]: Started Cleanup of Temporary Directories. > > > -- > Blog: http://grumbel.blogspot.com/ > JabberID: xmpp:grumbel@xxxxxxxxxx > ICQ: 59461927 > — First out, your btrfs-tools are v3.17 on a 3.19 kernel. You will want to update these. Second, did you just update to 3.19? -- 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
