[   25.676707] vboxdrv: fAsync=0 offMin=0x437 offMax=0x43eb
[   25.676753] vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'.
[   25.676754] vboxdrv: Successfully loaded version 4.1.12_Ubuntu (interface 0x00190000).
[   26.618961] vboxpci: IOMMU not found (not registered)
[   31.611691] eth0: no IPv6 routers present
[   36.933198] init: plymouth-stop pre-start process (1562) terminated with status 1
[   99.738217] PPP BSD Compression module registered
[   99.796662] PPP Deflate Compression module registered
[  141.644208] EXT4-fs (dm-0): warning: maximal mount count reached, running e2fsck is recommended
[  141.646464] EXT4-fs (dm-0): mounted filesystem with ordered data mode. Opts: (null)
[ 1561.079373] warning: `VirtualBox' uses 32-bit capabilities (legacy support in use)
[10117.428672] hrtimer: interrupt took 23352 ns
[12010.075010] usb 1-1.5: new full-speed USB device number 3 using ehci_hcd
[12012.031154] usbcore: registered new interface driver cdc_ether
[12012.156043] rndis_host 1-1.5:1.0: RNDIS_MSG_QUERY(0x00010202) failed, -47
[12012.160441] rndis_host 1-1.5:1.0: eth1: register 'rndis_host' at usb-0000:00:1a.0-1.5, RNDIS device (poll status before control), 80:00:60:0f:e8:00
[12012.160542] usbcore: registered new interface driver rndis_host
[12012.193496] cfg80211: Calling CRDA to update world regulatory domain
[12012.228868] usbcore: registered new interface driver rndis_wlan
[12012.463719] cfg80211: World regulatory domain updated:
[12012.463723] cfg80211:     (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[12012.463725] cfg80211:     (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[12012.463727] cfg80211:     (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[12012.463729] cfg80211:     (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[12012.463730] cfg80211:     (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[12012.463732] cfg80211:     (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[12024.937284] eth1: no IPv6 routers present
[12349.955485] rndis_host 1-1.5:1.0: eth1: kevent 1 may have been dropped
[12349.955731] rndis_host 1-1.5:1.0: eth1: kevent 1 may have been dropped
[12349.955980] rndis_host 1-1.5:1.0: eth1: kevent 1 may have been dropped
[12350.093926] rndis_host 1-1.5:1.0: eth1: kevent 1 may have been dropped
[12350.110033] usb 1-1.5: USB disconnect, device number 3
[12350.110091] rndis_host 1-1.5:1.0: eth1: unregister 'rndis_host' usb-0000:00:1a.0-1.5, RNDIS device (poll status before control)
[13768.996688] INFO: task jbd2/dm-0-8:2989 blocked for more than 120 seconds.
[13768.996691] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[13768.996693] jbd2/dm-0-8     D eb938a00     0  2989      2 0x00000000
[13768.996696]  eaa63e48 00000046 def24a80 eb938a00 0000006d f755cbc0 c1930e00 c1930e00
[13768.996701]  61ec8987 00000c4f f7887e00 eab38ca0 ce304bc0 eaa63e00 c1036458 eaa63e14
[13768.996705]  c15a7f3d eaa63e14 00000292 eab38ca0 c180e580 eaa63e48 c108421b 3aa6efc7
[13768.996709] Call Trace:
[13768.996718]  [<c1036458>] ? default_spin_lock_flags+0x8/0x10
[13768.996723]  [<c15a7f3d>] ? _raw_spin_lock_irqsave+0x2d/0x40
[13768.996728]  [<c108421b>] ? ktime_get_ts+0xeb/0x120
[13768.996730]  [<c15a6345>] schedule+0x35/0x50
[13768.996732]  [<c15a63d8>] io_schedule+0x78/0xb0
[13768.996737]  [<c116ebbd>] sleep_on_buffer+0xd/0x20
[13768.996739]  [<c15a6a8f>] __wait_on_bit+0x4f/0x70
[13768.996741]  [<c116ebb0>] ? __wait_on_buffer+0x30/0x30
[13768.996743]  [<c116ebb0>] ? __wait_on_buffer+0x30/0x30
[13768.996745]  [<c15a6b11>] out_of_line_wait_on_bit+0x61/0x70
[13768.996749]  [<c1079dc0>] ? autoremove_wake_function+0x50/0x50
[13768.996751]  [<c116ebae>] __wait_on_buffer+0x2e/0x30
[13768.996755]  [<c12137db>] jbd2_journal_commit_transaction+0x62b/0x1020
[13768.996758]  [<c15a7f3d>] ? _raw_spin_lock_irqsave+0x2d/0x40
[13768.996763]  [<c1069486>] ? try_to_del_timer_sync+0x66/0xd0
[13768.996765]  [<c15a7f3d>] ? _raw_spin_lock_irqsave+0x2d/0x40
[13768.996768]  [<c121773e>] kjournald2+0x8e/0x1c0
[13768.996770]  [<c1079d70>] ? add_wait_queue+0x50/0x50
[13768.996772]  [<c12176b0>] ? commit_timeout+0x10/0x10
[13768.996774]  [<c107956d>] kthread+0x6d/0x80
[13768.996776]  [<c1079500>] ? flush_kthread_worker+0x80/0x80
[13768.996781]  [<c15af6be>] kernel_thread_helper+0x6/0x10
[13768.996799] INFO: task VirtualBox:5896 blocked for more than 120 seconds.
[13768.996800] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[13768.996801] VirtualBox      D 00000003     0  5896   5793 0x00000000
[13768.996804]  df835d74 00000086 00000001 00000003 eee61f18 c180b020 c1930e00 c1930e00
[13768.996808]  670f3c60 00000c5d f7807e00 db668ca0 c180b020 ec7b6980 eee61eec eee61e00
[13768.996812]  df835d4c c139693a 00000000 00000000 c180e580 df835d74 c108421b 4f9df905
[13768.996815] Call Trace:
[13768.996820]  [<c139693a>] ? loop_make_request+0xca/0x100
[13768.996822]  [<c108421b>] ? ktime_get_ts+0xeb/0x120
[13768.996824]  [<c15a6345>] schedule+0x35/0x50
[13768.996826]  [<c15a63d8>] io_schedule+0x78/0xb0
[13768.996828]  [<c116ebbd>] sleep_on_buffer+0xd/0x20
[13768.996830]  [<c15a6a8f>] __wait_on_bit+0x4f/0x70
[13768.996832]  [<c116ebb0>] ? __wait_on_buffer+0x30/0x30
[13768.996835]  [<c116ebb0>] ? __wait_on_buffer+0x30/0x30
[13768.996836]  [<c15a6b11>] out_of_line_wait_on_bit+0x61/0x70
[13768.996839]  [<c1079dc0>] ? autoremove_wake_function+0x50/0x50
[13768.996841]  [<c116ebae>] __wait_on_buffer+0x2e/0x30
[13768.996848]  [<c11ccc6f>] ext4_bread+0x5f/0x80
[13768.996852]  [<c11d530e>] htree_dirblock_to_tree+0x2e/0x180
[13768.996855]  [<c114e60d>] ? generic_permission+0x1d/0x100
[13768.996857]  [<c11d654d>] ext4_htree_fill_tree+0x6d/0x1d0
[13768.996862]  [<c1133855>] ? kmem_cache_alloc_trace+0x105/0x140
[13768.996864]  [<c11c6f84>] ? ext4_dx_readdir+0x1c4/0x230
[13768.996866]  [<c11c6e92>] ext4_dx_readdir+0xd2/0x230
[13768.996870]  [<c1154b40>] ? sys_ioctl+0x80/0x80
[13768.996872]  [<c11c7229>] ext4_readdir+0x79/0x4d0
[13768.996875]  [<c12b77f8>] ? strncpy_from_user+0x38/0x70
[13768.996877]  [<c1154b40>] ? sys_ioctl+0x80/0x80
[13768.996882]  [<c1248360>] ? security_file_permission+0x90/0xb0
[13768.996884]  [<c1154e66>] vfs_readdir+0xa6/0xd0
[13768.996886]  [<c1154b40>] ? sys_ioctl+0x80/0x80
[13768.996888]  [<c1155018>] sys_getdents64+0x68/0xc0
[13768.996890]  [<c15af11f>] sysenter_do_call+0x12/0x28
[13768.996895]  [<c15a0000>] ? vga_switcheroo_debugfs_init.constprop.2+0x27/0xad
[13768.996898] INFO: task apache2:6871 blocked for more than 120 seconds.
[13768.996899] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[13768.996901] apache2         D d71d9e40     0  6871   1425 0x00000000
[13768.996903]  df3b5df0 00200086 00000000 d71d9e40 c8e96750 c180b020 c1930e00 c1930e00
[13768.996907]  ef2d8bbb 00000c69 f7807e00 eb438ca0 c180b020 df3b5e10 c11c78e0 f6494118
[13768.996911]  ee239400 ee23ac00 df3b5dcc c114e72d 00000002 dd2bc001 dd2bc001 df3b5dec
[13768.996915] Call Trace:
[13768.996917]  [<c11c78e0>] ? ext4_file_open+0x60/0x190
[13768.996919]  [<c114e72d>] ? inode_permission+0x3d/0xe0
[13768.996921]  [<c1159957>] ? __d_lookup+0xe7/0x140
[13768.996924]  [<c15a6345>] schedule+0x35/0x50
[13768.996925]  [<c15a6ee6>] __mutex_lock_slowpath+0xc6/0x120
[13768.996928]  [<c15a6b94>] mutex_lock+0x24/0x40
[13768.996932]  [<c10f83da>] generic_file_aio_write+0x4a/0xd0
[13768.996940]  [<c115f90a>] ? mntput_no_expire+0x2a/0xd0
[13768.996946]  [<c114dc9a>] ? path_put+0x1a/0x20
[13768.996948]  [<c1150cc5>] ? do_last+0x205/0x660
[13768.996950]  [<c11c7b10>] ext4_file_write+0xb0/0x270
[13768.996952]  [<c115217a>] ? path_openat+0xca/0x350
[13768.996954]  [<c12b7895>] ? __copy_to_user_ll+0x65/0x80
[13768.996958]  [<c1143edc>] do_sync_write+0xac/0xe0
[13768.996961]  [<c127c846>] ? apparmor_file_permission+0x16/0x20
[13768.996963]  [<c11445bc>] ? rw_verify_area+0x6c/0x120
[13768.996965]  [<c114491f>] vfs_write+0x8f/0x160
[13768.996967]  [<c1143e30>] ? wait_on_retry_sync_kiocb+0x50/0x50
[13768.996969]  [<c1144bfd>] sys_write+0x3d/0x70
[13768.996972]  [<c15af11f>] sysenter_do_call+0x12/0x28
[13768.996980] INFO: task apache2:8270 blocked for more than 120 seconds.
[13768.996981] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[13768.996982] apache2         D 00000008     0  8270   1425 0x00000000
[13768.996985]  d7e67bf0 00200086 f78c7e00 00000008 ed571a00 f7578ca0 c1930e00 c1930e00
[13768.996989]  1cfa5d20 00000c4e f78c7e00 f757b280 e7fde500 00000001 f69971d4 f78c7e44
[13768.996992]  f757b280 00000003 d7e67bdc 00000001 c180e580 d7e67bf0 c108421b 5abf518d
[13768.996996] Call Trace:
[13768.996999]  [<c108421b>] ? ktime_get_ts+0xeb/0x120
[13768.997001]  [<c15a6345>] schedule+0x35/0x50
[13768.997003]  [<c15a63d8>] io_schedule+0x78/0xb0
[13768.997005]  [<c116ebbd>] sleep_on_buffer+0xd/0x20
[13768.997007]  [<c15a6987>] __wait_on_bit_lock+0x47/0x90
[13768.997009]  [<c116ebb0>] ? __wait_on_buffer+0x30/0x30
[13768.997011]  [<c116ebb0>] ? __wait_on_buffer+0x30/0x30
[13768.997013]  [<c15a6a31>] out_of_line_wait_on_bit_lock+0x61/0x70
[13768.997016]  [<c1079dc0>] ? autoremove_wake_function+0x50/0x50
[13768.997018]  [<c116ebfe>] __lock_buffer+0x2e/0x30
[13768.997020]  [<c121272a>] do_get_write_access+0x33a/0x3a0
[13768.997023]  [<c1170170>] ? __getblk+0x30/0x70
[13768.997026]  [<c10c73a6>] ? delayacct_end+0x96/0xb0
[13768.997028]  [<c1212897>] jbd2_journal_get_write_access+0x27/0x40
[13768.997032]  [<c11f671f>] __ext4_journal_get_write_access+0x2f/0x80
[13768.997035]  [<c11cf877>] ext4_reserve_inode_write+0x67/0x80
[13768.997037]  [<c11cf8cc>] ext4_mark_inode_dirty+0x3c/0x1b0
[13768.997039]  [<c11d1e10>] ? ext4_dirty_inode+0x30/0x50
[13768.997040]  [<c11d1e10>] ext4_dirty_inode+0x30/0x50
[13768.997043]  [<c1167e09>] __mark_inode_dirty+0x29/0x220
[13768.997046]  [<c118e802>] ? dquot_initialize+0x12/0x20
[13768.997048]  [<c115ab1e>] file_update_time+0xae/0x110
[13768.997050]  [<c10f8099>] __generic_file_aio_write+0x1e9/0x4e0
[13768.997053]  [<c1159957>] ? __d_lookup+0xe7/0x140
[13768.997055]  [<c11425d2>] ? __dentry_open+0x282/0x310
[13768.997057]  [<c11c7880>] ? ext4_release_file+0xa0/0xa0
[13768.997059]  [<c10f83f5>] generic_file_aio_write+0x65/0xd0
[13768.997062]  [<c11c7b10>] ext4_file_write+0xb0/0x270
[13768.997064]  [<c115217a>] ? path_openat+0xca/0x350
[13768.997066]  [<c1143edc>] do_sync_write+0xac/0xe0
[13768.997068]  [<c127c846>] ? apparmor_file_permission+0x16/0x20
[13768.997070]  [<c11445bc>] ? rw_verify_area+0x6c/0x120
[13768.997072]  [<c114491f>] vfs_write+0x8f/0x160
[13768.997074]  [<c1143e30>] ? wait_on_retry_sync_kiocb+0x50/0x50
[13768.997076]  [<c1144bfd>] sys_write+0x3d/0x70
[13768.997078]  [<c15af11f>] sysenter_do_call+0x12/0x28
[13768.997081] INFO: task flush-252:0:10002 blocked for more than 120 seconds.
[13768.997083] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[13768.997084] flush-252:0     D 49b4338c     0 10002      2 0x00000000
[13768.997086]  d083ba70 00000046 c10f60b0 49b4338c f1758270 f755cbc0 c1930e00 c1930e00
[13768.997090]  16f3e129 00000c5c f7887e00 ed691940 f755cbc0 d083bb3c 0000025c d083ba58
[13768.997094]  0020000b 00000000 f7024e00 f7024e80 f7024f98 d083ba78 d083ba4c c1036458
[13768.997098] Call Trace:
[13768.997099]  [<c10f60b0>] ? find_get_page+0x20/0xa0
[13768.997102]  [<c1036458>] ? default_spin_lock_flags+0x8/0x10
[13768.997104]  [<c15a7f3d>] ? _raw_spin_lock_irqsave+0x2d/0x40
[13768.997106]  [<c15a6345>] schedule+0x35/0x50
[13768.997109]  [<c12125bd>] do_get_write_access+0x1cd/0x3a0
[13768.997111]  [<c113372d>] ? kmem_cache_alloc+0x11d/0x140
[13768.997113]  [<c1079dc0>] ? autoremove_wake_function+0x50/0x50
[13768.997116]  [<c1212897>] jbd2_journal_get_write_access+0x27/0x40
[13768.997118]  [<c11f671f>] __ext4_journal_get_write_access+0x2f/0x80
[13768.997121]  [<c11fd6d8>] ext4_mb_mark_diskspace_used+0xc8/0x560
[13768.997123]  [<c15a7d0d>] ? _raw_spin_lock+0xd/0x10
[13768.997125]  [<c11f9823>] ? ext4_mb_new_inode_pa+0x2a3/0x3a0
[13768.997127]  [<c11fec8c>] ext4_mb_new_blocks+0x2ec/0x520
[13768.997130]  [<c11f5668>] ext4_ext_map_blocks+0xbb8/0xdf0
[13768.997132]  [<c10f6937>] ? find_get_pages_tag+0x37/0x110
[13768.997135]  [<c11cc96d>] ext4_map_blocks+0x1ad/0x290
[13768.997139]  [<c11001b7>] ? pagevec_lookup_tag+0x27/0x30
[13768.997141]  [<c11d10f9>] ? write_cache_pages_da+0xe9/0x380
[13768.997143]  [<c11d0b97>] mpage_da_map_and_submit+0xa7/0x420
[13768.997145]  [<c11cab05>] ? ext4_meta_trans_blocks+0x95/0xa0
[13768.997147]  [<c11d16c6>] ext4_da_writepages+0x336/0x5f0
[13768.997151]  [<c104e18e>] ? find_busiest_group+0x14e/0xb10
[13768.997154]  [<c10ff792>] do_writepages+0x22/0x40
[13768.997156]  [<c11684f9>] writeback_single_inode+0x129/0x390
[13768.997158]  [<c1168a99>] writeback_sb_inodes+0x159/0x1f0
[13768.997160]  [<c1168ba4>] __writeback_inodes_wb+0x74/0xa0
[13768.997162]  [<c1168dfb>] wb_writeback+0x22b/0x2d0
[13768.997165]  [<c1168f20>] wb_check_old_data_flush+0x80/0x90
[13768.997167]  [<c1169b80>] wb_do_writeback+0x100/0x160
[13768.997170]  [<c10684d0>] ? usleep_range+0x40/0x40
[13768.997172]  [<c1169c55>] bdi_writeback_thread+0x75/0x240
[13768.997174]  [<c1169be0>] ? wb_do_writeback+0x160/0x160
[13768.997176]  [<c107956d>] kthread+0x6d/0x80
[13768.997180]  [<c1079500>] ? flush_kthread_worker+0x80/0x80
[13768.997182]  [<c15af6be>] kernel_thread_helper+0x6/0x10
[13768.997184] INFO: task apache2:10016 blocked for more than 120 seconds.
[13768.997186] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[13768.997187] apache2         D dbc2dcc0     0 10016   1425 0x00000000
[13768.997189]  d8c4fdf0 00200086 000003e8 dbc2dcc0 c8e96750 c180b020 c1930e00 c1930e00
[13768.997193]  d2540ddf 00000c53 f7807e00 eb43bf20 c180b020 d8c4fe10 c11c78e0 dde2e508
[13768.997197]  ee239400 ee23ac00 d8c4fdcc c114e72d 00000002 df27e038 df27e03d d8c4fdec
[13768.997201] Call Trace:
[13768.997203]  [<c11c78e0>] ? ext4_file_open+0x60/0x190
[13768.997205]  [<c114e72d>] ? inode_permission+0x3d/0xe0
[13768.997207]  [<c1159957>] ? __d_lookup+0xe7/0x140
[13768.997209]  [<c15a6345>] schedule+0x35/0x50
[13768.997211]  [<c15a6ee6>] __mutex_lock_slowpath+0xc6/0x120
[13768.997213]  [<c15a6b94>] mutex_lock+0x24/0x40
[13768.997215]  [<c10f83da>] generic_file_aio_write+0x4a/0xd0
[13768.997217]  [<c115f90a>] ? mntput_no_expire+0x2a/0xd0
[13768.997220]  [<c114dc9a>] ? path_put+0x1a/0x20
[13768.997221]  [<c1150cc5>] ? do_last+0x205/0x660
[13768.997223]  [<c11c7b10>] ext4_file_write+0xb0/0x270
[13768.997225]  [<c115217a>] ? path_openat+0xca/0x350
[13768.997228]  [<c1143edc>] do_sync_write+0xac/0xe0
[13768.997230]  [<c127c846>] ? apparmor_file_permission+0x16/0x20
[13768.997232]  [<c11445bc>] ? rw_verify_area+0x6c/0x120
[13768.997234]  [<c114491f>] vfs_write+0x8f/0x160
[13768.997236]  [<c1143e30>] ? wait_on_retry_sync_kiocb+0x50/0x50
[13768.997238]  [<c1144bfd>] sys_write+0x3d/0x70
[13768.997240]  [<c15af11f>] sysenter_do_call+0x12/0x28
[13865.379132] usb 1-1.5: new full-speed USB device number 4 using ehci_hcd
[13865.685308] rndis_host 1-1.5:1.0: RNDIS_MSG_QUERY(0x00010202) failed, -47
[13865.690076] rndis_host 1-1.5:1.0: eth1: register 'rndis_host' at usb-0000:00:1a.0-1.5, RNDIS device (poll status before control), 80:00:60:0f:e8:00
[13875.739606] eth1: no IPv6 routers present
[13917.038980] rndis_host 1-1.5:1.0: eth1: kevent 1 may have been dropped
[13917.039225] rndis_host 1-1.5:1.0: eth1: kevent 1 may have been dropped
[13917.180535] rndis_host 1-1.5:1.0: eth1: kevent 1 may have been dropped
[13917.180780] rndis_host 1-1.5:1.0: eth1: kevent 1 may have been dropped
[13917.181030] rndis_host 1-1.5:1.0: eth1: kevent 1 may have been dropped
[13917.191525] usb 1-1.5: USB disconnect, device number 4
[13917.191586] rndis_host 1-1.5:1.0: eth1: unregister 'rndis_host' usb-0000:00:1a.0-1.5, RNDIS device (poll status before control)
[15126.888421] usb 1-1.5: new full-speed USB device number 5 using ehci_hcd
[15127.141339] rndis_host 1-1.5:1.0: RNDIS_MSG_QUERY(0x00010202) failed, -47
[15127.145901] rndis_host 1-1.5:1.0: eth1: register 'rndis_host' at usb-0000:00:1a.0-1.5, RNDIS device (poll status before control), 80:00:60:0f:e8:00
[15138.174814] eth1: no IPv6 routers present
[15143.458002] usb 1-1.5: USB disconnect, device number 5
[15143.458065] rndis_host 1-1.5:1.0: eth1: unregister 'rndis_host' usb-0000:00:1a.0-1.5, RNDIS device (poll status before control)
[16881.895719] INFO: task jbd2/dm-0-8:2989 blocked for more than 120 seconds.
[16881.895723] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[16881.895725] jbd2/dm-0-8     D eb938a00     0  2989      2 0x00000000
[16881.895730]  eaa63e48 00000046 d905b400 eb938a00 0000006d c180b020 c1930e00 c1930e00
[16881.895736]  c858cedc 00000f2f f7807e00 eab38ca0 d99ccbc0 eaa63e00 c1036458 eaa63e14
[16881.895742]  c15a7f3d eaa63e14 00000292 eab38ca0 c180e580 eaa63e48 c108421b 3c8f314a
[16881.895748] Call Trace:
[16881.895758]  [<c1036458>] ? default_spin_lock_flags+0x8/0x10
[16881.895764]  [<c15a7f3d>] ? _raw_spin_lock_irqsave+0x2d/0x40
[16881.895770]  [<c108421b>] ? ktime_get_ts+0xeb/0x120
[16881.895773]  [<c15a6345>] schedule+0x35/0x50
[16881.895776]  [<c15a63d8>] io_schedule+0x78/0xb0
[16881.895783]  [<c116ebbd>] sleep_on_buffer+0xd/0x20
[16881.895786]  [<c15a6a8f>] __wait_on_bit+0x4f/0x70
[16881.895789]  [<c116ebb0>] ? __wait_on_buffer+0x30/0x30
[16881.895792]  [<c116ebb0>] ? __wait_on_buffer+0x30/0x30
[16881.895795]  [<c15a6b11>] out_of_line_wait_on_bit+0x61/0x70
[16881.895800]  [<c1079dc0>] ? autoremove_wake_function+0x50/0x50
[16881.895803]  [<c116ebae>] __wait_on_buffer+0x2e/0x30
[16881.895808]  [<c12137db>] jbd2_journal_commit_transaction+0x62b/0x1020
[16881.895812]  [<c15a7f3d>] ? _raw_spin_lock_irqsave+0x2d/0x40
[16881.895818]  [<c1069486>] ? try_to_del_timer_sync+0x66/0xd0
[16881.895821]  [<c15a7f3d>] ? _raw_spin_lock_irqsave+0x2d/0x40
[16881.895825]  [<c121773e>] kjournald2+0x8e/0x1c0
[16881.895828]  [<c1079d70>] ? add_wait_queue+0x50/0x50
[16881.895831]  [<c12176b0>] ? commit_timeout+0x10/0x10
[16881.895835]  [<c107956d>] kthread+0x6d/0x80
[16881.895838]  [<c1079500>] ? flush_kthread_worker+0x80/0x80
[16881.895843]  [<c15af6be>] kernel_thread_helper+0x6/0x10
[16881.895872] INFO: task flush-252:0:10002 blocked for more than 120 seconds.
[16881.895874] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[16881.895876] flush-252:0     D f7402100     0 10002      2 0x00000000
[16881.895880]  d083ba70 00000046 c10f60b0 f7402100 f1758270 f7578ca0 c1930e00 c1930e00
[16881.895885]  5ef73515 00000f35 f78c7e00 ed691940 f6bd6500 d083bb3c 0000078c d083ba58
[16881.895890]  0020000b 00000000 f7024e00 f7024e80 f7024f98 d083ba78 d083ba4c c1036458
[16881.895896] Call Trace:
[16881.895900]  [<c10f60b0>] ? find_get_page+0x20/0xa0
[16881.895904]  [<c1036458>] ? default_spin_lock_flags+0x8/0x10
[16881.895907]  [<c15a7f3d>] ? _raw_spin_lock_irqsave+0x2d/0x40
[16881.895910]  [<c15a6345>] schedule+0x35/0x50
[16881.895913]  [<c12125bd>] do_get_write_access+0x1cd/0x3a0
[16881.895918]  [<c113372d>] ? kmem_cache_alloc+0x11d/0x140
[16881.895921]  [<c1079dc0>] ? autoremove_wake_function+0x50/0x50
[16881.895925]  [<c1212897>] jbd2_journal_get_write_access+0x27/0x40
[16881.895930]  [<c11f671f>] __ext4_journal_get_write_access+0x2f/0x80
[16881.895934]  [<c11fd6d8>] ext4_mb_mark_diskspace_used+0xc8/0x560
[16881.895938]  [<c11fd4b9>] ? ext4_mb_regular_allocator+0x269/0x3c0
[16881.895941]  [<c11fec8c>] ext4_mb_new_blocks+0x2ec/0x520
[16881.895944]  [<c11f5668>] ext4_ext_map_blocks+0xbb8/0xdf0
[16881.895949]  [<c10f6937>] ? find_get_pages_tag+0x37/0x110
[16881.895954]  [<c11cc96d>] ext4_map_blocks+0x1ad/0x290
[16881.895958]  [<c11001b7>] ? pagevec_lookup_tag+0x27/0x30
[16881.895962]  [<c11d10f9>] ? write_cache_pages_da+0xe9/0x380
[16881.895965]  [<c11d0b97>] mpage_da_map_and_submit+0xa7/0x420
[16881.895968]  [<c11cab05>] ? ext4_meta_trans_blocks+0x95/0xa0
[16881.895971]  [<c11d16c6>] ext4_da_writepages+0x336/0x5f0
[16881.895975]  [<c10ff792>] do_writepages+0x22/0x40
[16881.895979]  [<c11684f9>] writeback_single_inode+0x129/0x390
[16881.895982]  [<c1168a99>] writeback_sb_inodes+0x159/0x1f0
[16881.895985]  [<c1168ba4>] __writeback_inodes_wb+0x74/0xa0
[16881.895988]  [<c1168dfb>] wb_writeback+0x22b/0x2d0
[16881.895996]  [<c1168f20>] wb_check_old_data_flush+0x80/0x90
[16881.895999]  [<c1169b80>] wb_do_writeback+0x100/0x160
[16881.896003]  [<c10684d0>] ? usleep_range+0x40/0x40
[16881.896006]  [<c1169c55>] bdi_writeback_thread+0x75/0x240
[16881.896009]  [<c1169be0>] ? wb_do_writeback+0x160/0x160
[16881.896012]  [<c107956d>] kthread+0x6d/0x80
[16881.896015]  [<c1079500>] ? flush_kthread_worker+0x80/0x80
[16881.896018]  [<c15af6be>] kernel_thread_helper+0x6/0x10