[  244.930027] INFO: task collectd:4101 blocked for more than 120 seconds.
[  244.949765] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  244.983636] collectd      D 0000000000046e08     0  4101   4095 0x00000000
[  244.983644]  ffff88016af4dce8 0000000000000086 0000000000015bc0 0000000000015bc0
[  244.983649]  ffff88016b763178 ffff88016af4dfd8 0000000000015bc0 ffff88016b762dc0
[  244.983653]  0000000000015bc0 ffff88016af4dfd8 0000000000015bc0 ffff88016b763178
[  244.983657] Call Trace:
[  244.983673]  [<ffffffffa020dcf5>] dlm_posix_lock+0x1a5/0x290 [dlm]
[  244.983680]  [<ffffffff81084250>] ? autoremove_wake_function+0x0/0x40
[  244.983689]  [<ffffffffa00c5096>] user_plock+0x26/0x60 [ocfs2_stack_user]
[  244.983698]  [<ffffffffa0140a87>] ocfs2_plock+0x37/0xa0 [ocfs2_stackglue]
[  244.983723]  [<ffffffffa02babbd>] ocfs2_lock+0x5d/0x80 [ocfs2]
[  244.983731]  [<ffffffff81183753>] vfs_lock_file+0x23/0x40
[  244.983737]  [<ffffffff8118388f>] do_lock_file_wait+0x5f/0xf0
[  244.983744]  [<ffffffff81183a44>] fcntl_setlk+0x124/0x220
[  244.983751]  [<ffffffff81114ef8>] ? handle_mm_fault+0x1a8/0x3c0
[  244.983759]  [<ffffffff811534a5>] do_fcntl+0x1b5/0x3d0
[  244.983765]  [<ffffffff81153725>] sys_fcntl+0x65/0x90
[  244.983773]  [<ffffffff810121b2>] system_call_fastpath+0x16/0x1b
[  364.802922] INFO: task collectd:4101 blocked for more than 120 seconds.
[  364.823506] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  364.859325] collectd      D 0000000000046e08     0  4101   4095 0x00000000
[  364.859331]  ffff88016af4dce8 0000000000000086 0000000000015bc0 0000000000015bc0
[  364.859335]  ffff88016b763178 ffff88016af4dfd8 0000000000015bc0 ffff88016b762dc0
[  364.859340]  0000000000015bc0 ffff88016af4dfd8 0000000000015bc0 ffff88016b763178
[  364.859344] Call Trace:
[  364.859360]  [<ffffffffa020dcf5>] dlm_posix_lock+0x1a5/0x290 [dlm]
[  364.859367]  [<ffffffff81084250>] ? autoremove_wake_function+0x0/0x40
[  364.859375]  [<ffffffffa00c5096>] user_plock+0x26/0x60 [ocfs2_stack_user]
[  364.859383]  [<ffffffffa0140a87>] ocfs2_plock+0x37/0xa0 [ocfs2_stackglue]
[  364.859408]  [<ffffffffa02babbd>] ocfs2_lock+0x5d/0x80 [ocfs2]
[  364.859416]  [<ffffffff81183753>] vfs_lock_file+0x23/0x40
[  364.859422]  [<ffffffff8118388f>] do_lock_file_wait+0x5f/0xf0
[  364.859429]  [<ffffffff81183a44>] fcntl_setlk+0x124/0x220
[  364.859436]  [<ffffffff81114ef8>] ? handle_mm_fault+0x1a8/0x3c0
[  364.859444]  [<ffffffff811534a5>] do_fcntl+0x1b5/0x3d0
[  364.859450]  [<ffffffff81153725>] sys_fcntl+0x65/0x90
[  364.859458]  [<ffffffff810121b2>] system_call_fastpath+0x16/0x1b
[  484.676057] INFO: task collectd:4101 blocked for more than 120 seconds.
[  484.697714] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  484.734918] collectd      D 0000000000046e08     0  4101   4095 0x00000000
[  484.734924]  ffff88016af4dce8 0000000000000086 0000000000015bc0 0000000000015bc0
[  484.734929]  ffff88016b763178 ffff88016af4dfd8 0000000000015bc0 ffff88016b762dc0
[  484.734933]  0000000000015bc0 ffff88016af4dfd8 0000000000015bc0 ffff88016b763178
[  484.734937] Call Trace:
[  484.734953]  [<ffffffffa020dcf5>] dlm_posix_lock+0x1a5/0x290 [dlm]
[  484.734961]  [<ffffffff81084250>] ? autoremove_wake_function+0x0/0x40
[  484.734969]  [<ffffffffa00c5096>] user_plock+0x26/0x60 [ocfs2_stack_user]
[  484.734978]  [<ffffffffa0140a87>] ocfs2_plock+0x37/0xa0 [ocfs2_stackglue]
[  484.735003]  [<ffffffffa02babbd>] ocfs2_lock+0x5d/0x80 [ocfs2]
[  484.735010]  [<ffffffff81183753>] vfs_lock_file+0x23/0x40
[  484.735017]  [<ffffffff8118388f>] do_lock_file_wait+0x5f/0xf0
[  484.735023]  [<ffffffff81183a44>] fcntl_setlk+0x124/0x220
[  484.735030]  [<ffffffff81114ef8>] ? handle_mm_fault+0x1a8/0x3c0
[  484.735038]  [<ffffffff811534a5>] do_fcntl+0x1b5/0x3d0
[  484.735044]  [<ffffffff81153725>] sys_fcntl+0x65/0x90
[  484.735051]  [<ffffffff810121b2>] system_call_fastpath+0x16/0x1b
[  604.559029] INFO: task collectd:4101 blocked for more than 120 seconds.
[  604.580874] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  604.619044] collectd      D 0000000000046e08     0  4101   4095 0x00000000
[  604.619049]  ffff88016af4dce8 0000000000000086 0000000000015bc0 0000000000015bc0
[  604.619054]  ffff88016b763178 ffff88016af4dfd8 0000000000015bc0 ffff88016b762dc0
[  604.619058]  0000000000015bc0 ffff88016af4dfd8 0000000000015bc0 ffff88016b763178
[  604.619062] Call Trace:
[  604.619078]  [<ffffffffa020dcf5>] dlm_posix_lock+0x1a5/0x290 [dlm]
[  604.619086]  [<ffffffff81084250>] ? autoremove_wake_function+0x0/0x40
[  604.619094]  [<ffffffffa00c5096>] user_plock+0x26/0x60 [ocfs2_stack_user]
[  604.619102]  [<ffffffffa0140a87>] ocfs2_plock+0x37/0xa0 [ocfs2_stackglue]
[  604.619153]  [<ffffffffa02babbd>] ocfs2_lock+0x5d/0x80 [ocfs2]
[  604.619161]  [<ffffffff81183753>] vfs_lock_file+0x23/0x40
[  604.619167]  [<ffffffff8118388f>] do_lock_file_wait+0x5f/0xf0
[  604.619174]  [<ffffffff81183a44>] fcntl_setlk+0x124/0x220
[  604.619181]  [<ffffffff81114ef8>] ? handle_mm_fault+0x1a8/0x3c0
[  604.619189]  [<ffffffff811534a5>] do_fcntl+0x1b5/0x3d0
[  604.619195]  [<ffffffff81153725>] sys_fcntl+0x65/0x90
[  604.619203]  [<ffffffff810121b2>] system_call_fastpath+0x16/0x1b
[  724.446491] INFO: task collectd:4101 blocked for more than 120 seconds.
[  724.469242] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  724.508835] collectd      D 0000000000046e08     0  4101   4095 0x00000000
[  724.508840]  ffff88016af4dce8 0000000000000086 0000000000015bc0 0000000000015bc0
[  724.508845]  ffff88016b763178 ffff88016af4dfd8 0000000000015bc0 ffff88016b762dc0
[  724.508849]  0000000000015bc0 ffff88016af4dfd8 0000000000015bc0 ffff88016b763178
[  724.508853] Call Trace:
[  724.508869]  [<ffffffffa020dcf5>] dlm_posix_lock+0x1a5/0x290 [dlm]
[  724.508877]  [<ffffffff81084250>] ? autoremove_wake_function+0x0/0x40
[  724.508885]  [<ffffffffa00c5096>] user_plock+0x26/0x60 [ocfs2_stack_user]
[  724.508894]  [<ffffffffa0140a87>] ocfs2_plock+0x37/0xa0 [ocfs2_stackglue]
[  724.508919]  [<ffffffffa02babbd>] ocfs2_lock+0x5d/0x80 [ocfs2]
[  724.508926]  [<ffffffff81183753>] vfs_lock_file+0x23/0x40
[  724.508933]  [<ffffffff8118388f>] do_lock_file_wait+0x5f/0xf0
[  724.508939]  [<ffffffff81183a44>] fcntl_setlk+0x124/0x220
[  724.508946]  [<ffffffff81114ef8>] ? handle_mm_fault+0x1a8/0x3c0
[  724.508954]  [<ffffffff811534a5>] do_fcntl+0x1b5/0x3d0
[  724.508960]  [<ffffffff81153725>] sys_fcntl+0x65/0x90
[  724.508968]  [<ffffffff810121b2>] system_call_fastpath+0x16/0x1b