[Ocfs2-users] ocfs2 - Kernel panic on many write/read from both servers

Eduardo Diaz - Gmail ediazrod at gmail.com
Sat Dec 24 08:40:05 PST 2011 

Use 1.6 ocfs2 only with the features that you need. and try use a
stable kernel..

On Sat, Dec 24, 2011 at 4:58 PM, Dzianis Kahanovich
<mahatma at bspu.unibel.by> wrote:
> No. I replaced my second/failover kernel from "git" to "vanilla" (in Gentoo's
> terms). Now vanilla 3.1.6 working wihout errors.
>
> But 3.2.0-rc6 still have minor problems: seconds after starting I have runtime
> (non-fatal) reg-dumps or "panics" (sorry for unclean terminology) about "inode"
> area of ocfs2 (not precise now). Also keeping multiple apache's processes, not
> killed by "kill -s KILL", IMHO there are accessing this "unconnected inodes"
> (may be not precise literally). ocfs2 is partially accessible and have no errors
> after rebooting in 3.1 kernel. May be there are mmap access? (sorry, now don't
> want to panish system by testing)
>
> I use ocfs2 from 1.4 and still not use some of new features - like directory
> indexing (just waiting for a moment to backup and reformat - I not beleaving in
> tunefs after old troubles).
>
> Marek Królikowski пишет:
>> So You sugest to use kernel with gentoo patches?
>> I use all the time vanilla downloaded from kernel.org - for now i check
>> 2.6.39.4, 3.1.4 and  today 3.2-rc5 - on all got this same effect...
>>
>>
>> -----Oryginalna wiadomość-----
>> From: Dzianis Kahanovich
>> Sent: Friday, December 16, 2011 6:38 PM
>> To: Marek Królikowski
>> Cc: ocfs2-users at oss.oracle.com
>> Subject: Re: [Ocfs2-users] ocfs2 - Kernel panic on many write/read from both
>> servers
>>
>> I got kernel-panic on 3.2.0-rc2, but 3.1.5-gentoo - no. "Gentoo" means
>> Gentoo
>> patches, but I believe there are not related to ocfs2.
>>
>> Marek Królikowski пишет:
>>> I got everything new on server and this is a problem - on old servers
>>> OCFS2
>>> working good so new version ocfs2 or kernel got BUG.
>>> Check kernel 3.1.X and ocfs-tools 1.6.X and u see u get kernel panic i
>>> check
>>> forums and many ppl got this same effect on new instances of OCFS2
>>> clusters..
>>>
>>> -----Oryginalna wiadomość-----
>>> From: Eduardo Diaz - Gmail
>>> Sent: Friday, December 16, 2011 4:34 PM
>>> To: Marek Królikowski
>>> Cc: ocfs2-users at oss.oracle.com
>>> Subject: Re: [Ocfs2-users] ocfs2 - Kernel panic on many write/read from
>>> both
>>> servers
>>>
>>> My recomendation is upgrade all y recreate the filesystem in the cluster..
>>>
>>> If you need profesional help please make a support or use
>>> profesional... ocfs2 is very hard to use if you don't know how to use
>>> it..
>>>
>>> the list is for help, or not, but it is free..
>>>
>>> 2011/12/15 Marek Królikowski<admin at wset.edu.pl>:
>>>> Anyone can help wme with this?
>>>>
>>>>
>>>>
>>>> -----Oryginalna wiadomość-----
>>>> From: Marek Królikowski
>>>> Sent: Sunday, December 04, 2011 11:15 AM
>>>> To: ocfs2-users at oss.oracle.com
>>>> Subject: ocfs2 - Kernel panic on many write/read from both servers
>>>>
>>>> I do for all night tests with write/read files from ocfs2 on both servers
>>>> something like this:
>>>> On MAIL1 server:
>>>> #!/bin/bash
>>>> while true
>>>> do
>>>> rm -rf /mnt/EMC/MAIL1
>>>> mkdir /mnt/EMC/MAIL1
>>>> cp -r /usr /mnt/EMC/MAIL1
>>>> rm -rf /mnt/EMC/MAIL1
>>>> done;
>>>> On MAIL2 server:
>>>> #!/bin/bash
>>>> while true
>>>> do
>>>> rm -rf /mnt/EMC/MAIL2
>>>> mkdir /mnt/EMC/MAIL2
>>>> cp -r /usr /mnt/EMC/MAIL2
>>>> rm -rf /mnt/EMC/MAIL2
>>>> done;
>>>>
>>>> Today i check logs and see:
>>>> o2dlm: Node 1 joins domain EAC7942B71964050AE2046D3F0CDD7B2
>>>> o2dlm: Nodes in domain EAC7942B71964050AE2046D3F0CDD7B2: 0 1
>>>> (rm,26136,0):ocfs2_unlink:953 ERROR: status = -2
>>>> (touch,26137,0):ocfs2_check_dir_for_entry:2120 ERROR: status = -17
>>>> (touch,26137,0):ocfs2_mknod:461 ERROR: status = -17
>>>> (touch,26137,0):ocfs2_create:631 ERROR: status = -17
>>>> (rm,26142,0):ocfs2_unlink:953 ERROR: status = -2
>>>> INFO: task kworker/u:2:20246 blocked for more than 120 seconds.
>>>> "echo 0>   /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>>>> kworker/u:2     D ffff88107f4525c0     0 20246      2 0x00000000
>>>> ffff880b730b57d0 0000000000000046 ffff8810201297d0 00000000000125c0
>>>> ffff880f5a399fd8 00000000000125c0 00000000000125c0 00000000000125c0
>>>> ffff880f5a398000 00000000000125c0 ffff880f5a399fd8 00000000000125c0
>>>> Call Trace:
>>>> [<ffffffff81481b71>] ? __mutex_lock_slowpath+0xd1/0x140
>>>> [<ffffffff814818d3>] ? mutex_lock+0x23/0x40
>>>> [<ffffffffa0937d95>] ? ocfs2_wipe_inode+0x105/0x690 [ocfs2]
>>>> [<ffffffffa0935cfb>] ? ocfs2_query_inode_wipe.clone.9+0xcb/0x370 [ocfs2]
>>>> [<ffffffffa09385a4>] ? ocfs2_delete_inode+0x284/0x3f0 [ocfs2]
>>>> [<ffffffffa0919a10>] ? ocfs2_dentry_attach_lock+0x5a0/0x5a0 [ocfs2]
>>>> [<ffffffffa093872e>] ? ocfs2_evict_inode+0x1e/0x50 [ocfs2]
>>>> [<ffffffff81145900>] ? evict+0x70/0x140
>>>> [<ffffffffa0919322>] ? __ocfs2_drop_dl_inodes.clone.2+0x32/0x60 [ocfs2]
>>>> [<ffffffffa0919a39>] ? ocfs2_drop_dl_inodes+0x29/0x90 [ocfs2]
>>>> [<ffffffff8106e56f>] ? process_one_work+0x11f/0x440
>>>> [<ffffffff8106f279>] ? worker_thread+0x159/0x330
>>>> [<ffffffff8106f120>] ? manage_workers.clone.21+0x120/0x120
>>>> [<ffffffff8106f120>] ? manage_workers.clone.21+0x120/0x120
>>>> [<ffffffff81073fa6>] ? kthread+0x96/0xa0
>>>> [<ffffffff8148bb24>] ? kernel_thread_helper+0x4/0x10
>>>> [<ffffffff81073f10>] ? kthread_worker_fn+0x1a0/0x1a0
>>>> [<ffffffff8148bb20>] ? gs_change+0x13/0x13
>>>> INFO: task rm:5192 blocked for more than 120 seconds.
>>>> "echo 0>   /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>>>> rm              D ffff88107f2725c0     0  5192  16338 0x00000000
>>>> ffff881014ccb040 0000000000000082 ffff8810206b8040 00000000000125c0
>>>> ffff8804d7697fd8 00000000000125c0 00000000000125c0 00000000000125c0
>>>> ffff8804d7696000 00000000000125c0 ffff8804d7697fd8 00000000000125c0
>>>> Call Trace:
>>>> [<ffffffff8148148d>] ? schedule_timeout+0x1ed/0x2e0
>>>> [<ffffffffa0886162>] ? dlmconvert_master+0xe2/0x190 [ocfs2_dlm]
>>>> [<ffffffffa08878bf>] ? dlmlock+0x7f/0xb70 [ocfs2_dlm]
>>>> [<ffffffff81480e0a>] ? wait_for_common+0x13a/0x190
>>>> [<ffffffff8104bc50>] ? try_to_wake_up+0x280/0x280
>>>> [<ffffffffa0928a38>] ? __ocfs2_cluster_lock.clone.21+0x1d8/0x6b0 [ocfs2]
>>>> [<ffffffffa0928fcc>] ? ocfs2_inode_lock_full_nested+0xbc/0x490 [ocfs2]
>>>> [<ffffffffa0943c1b>] ? ocfs2_lookup_lock_orphan_dir+0x6b/0x1b0 [ocfs2]
>>>> [<ffffffffa09454ba>] ? ocfs2_prepare_orphan_dir+0x4a/0x280 [ocfs2]
>>>> [<ffffffffa094616f>] ? ocfs2_unlink+0x6ef/0xb90 [ocfs2]
>>>> [<ffffffff811b35a9>] ? may_link.clone.22+0xd9/0x170
>>>> [<ffffffff8113aa58>] ? vfs_unlink+0x98/0x100
>>>> [<ffffffff8113ac41>] ? do_unlinkat+0x181/0x1b0
>>>> [<ffffffff8113e7cd>] ? vfs_readdir+0x9d/0xe0
>>>> [<ffffffff811653d8>] ? fsnotify_find_inode_mark+0x28/0x40
>>>> [<ffffffff81166324>] ? dnotify_flush+0x54/0x110
>>>> [<ffffffff8112b07f>] ? filp_close+0x5f/0x90
>>>> [<ffffffff8148aa12>] ? system_call_fastpath+0x16/0x1b
>>>> INFO: task kworker/u:2:20246 blocked for more than 120 seconds.
>>>> "echo 0>   /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>>>> kworker/u:2     D ffff88107f4525c0     0 20246      2 0x00000000
>>>> ffff880b730b57d0 0000000000000046 ffff8810201297d0 00000000000125c0
>>>> ffff880f5a399fd8 00000000000125c0 00000000000125c0 00000000000125c0
>>>> ffff880f5a398000 00000000000125c0 ffff880f5a399fd8 00000000000125c0
>>>> Call Trace:
>>>> [<ffffffff81481b71>] ? __mutex_lock_slowpath+0xd1/0x140
>>>> [<ffffffff814818d3>] ? mutex_lock+0x23/0x40
>>>> [<ffffffffa0937d95>] ? ocfs2_wipe_inode+0x105/0x690 [ocfs2]
>>>> [<ffffffffa0935cfb>] ? ocfs2_query_inode_wipe.clone.9+0xcb/0x370 [ocfs2]
>>>> [<ffffffffa09385a4>] ? ocfs2_delete_inode+0x284/0x3f0 [ocfs2]
>>>> [<ffffffffa0919a10>] ? ocfs2_dentry_attach_lock+0x5a0/0x5a0 [ocfs2]
>>>> [<ffffffffa093872e>] ? ocfs2_evict_inode+0x1e/0x50 [ocfs2]
>>>> [<ffffffff81145900>] ? evict+0x70/0x140
>>>> [<ffffffffa0919322>] ? __ocfs2_drop_dl_inodes.clone.2+0x32/0x60 [ocfs2]
>>>> [<ffffffffa0919a39>] ? ocfs2_drop_dl_inodes+0x29/0x90 [ocfs2]
>>>> [<ffffffff8106e56f>] ? process_one_work+0x11f/0x440
>>>> [<ffffffff8106f279>] ? worker_thread+0x159/0x330
>>>> [<ffffffff8106f120>] ? manage_workers.clone.21+0x120/0x120
>>>> [<ffffffff8106f120>] ? manage_workers.clone.21+0x120/0x120
>>>> [<ffffffff81073fa6>] ? kthread+0x96/0xa0
>>>> [<ffffffff8148bb24>] ? kernel_thread_helper+0x4/0x10
>>>> [<ffffffff81073f10>] ? kthread_worker_fn+0x1a0/0x1a0
>>>> [<ffffffff8148bb20>] ? gs_change+0x13/0x13
>>>> INFO: task rm:5192 blocked for more than 120 seconds.
>>>> "echo 0>   /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>>>> rm              D ffff88107f2725c0     0  5192  16338 0x00000000
>>>> ffff881014ccb040 0000000000000082 ffff8810206b8040 00000000000125c0
>>>> ffff8804d7697fd8 00000000000125c0 00000000000125c0 00000000000125c0
>>>> ffff8804d7696000 00000000000125c0 ffff8804d7697fd8 00000000000125c0
>>>> Call Trace:
>>>> [<ffffffff8148148d>] ? schedule_timeout+0x1ed/0x2e0
>>>> [<ffffffffa0886162>] ? dlmconvert_master+0xe2/0x190 [ocfs2_dlm]
>>>> [<ffffffffa08878bf>] ? dlmlock+0x7f/0xb70 [ocfs2_dlm]
>>>> [<ffffffff81480e0a>] ? wait_for_common+0x13a/0x190
>>>> [<ffffffff8104bc50>] ? try_to_wake_up+0x280/0x280
>>>> [<ffffffffa0928a38>] ? __ocfs2_cluster_lock.clone.21+0x1d8/0x6b0 [ocfs2]
>>>> [<ffffffffa0928fcc>] ? ocfs2_inode_lock_full_nested+0xbc/0x490 [ocfs2]
>>>> [<ffffffffa0943c1b>] ? ocfs2_lookup_lock_orphan_dir+0x6b/0x1b0 [ocfs2]
>>>> [<ffffffffa09454ba>] ? ocfs2_prepare_orphan_dir+0x4a/0x280 [ocfs2]
>>>> [<ffffffffa094616f>] ? ocfs2_unlink+0x6ef/0xb90 [ocfs2]
>>>> [<ffffffff811b35a9>] ? may_link.clone.22+0xd9/0x170
>>>> [<ffffffff8113aa58>] ? vfs_unlink+0x98/0x100
>>>> [<ffffffff8113ac41>] ? do_unlinkat+0x181/0x1b0
>>>> [<ffffffff8113e7cd>] ? vfs_readdir+0x9d/0xe0
>>>> [<ffffffff811653d8>] ? fsnotify_find_inode_mark+0x28/0x40
>>>> [<ffffffff81166324>] ? dnotify_flush+0x54/0x110
>>>> [<ffffffff8112b07f>] ? filp_close+0x5f/0x90
>>>> [<ffffffff8148aa12>] ? system_call_fastpath+0x16/0x1b
>>>> INFO: task kworker/u:2:20246 blocked for more than 120 seconds.
>>>> "echo 0>   /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>>>> kworker/u:2     D ffff88107f4525c0     0 20246      2 0x00000000
>>>> ffff880b730b57d0 0000000000000046 ffff8810201297d0 00000000000125c0
>>>> ffff880f5a399fd8 00000000000125c0 00000000000125c0 00000000000125c0
>>>> ffff880f5a398000 00000000000125c0 ffff880f5a399fd8 00000000000125c0
>>>> Call Trace:
>>>> [<ffffffff81481b71>] ? __mutex_lock_slowpath+0xd1/0x140
>>>> [<ffffffff814818d3>] ? mutex_lock+0x23/0x40
>>>> [<ffffffffa0937d95>] ? ocfs2_wipe_inode+0x105/0x690 [ocfs2]
>>>> [<ffffffffa0935cfb>] ? ocfs2_query_inode_wipe.clone.9+0xcb/0x370 [ocfs2]
>>>> [<ffffffffa09385a4>] ? ocfs2_delete_inode+0x284/0x3f0 [ocfs2]
>>>> [<ffffffffa0919a10>] ? ocfs2_dentry_attach_lock+0x5a0/0x5a0 [ocfs2]
>>>> [<ffffffffa093872e>] ? ocfs2_evict_inode+0x1e/0x50 [ocfs2]
>>>> [<ffffffff81145900>] ? evict+0x70/0x140
>>>> [<ffffffffa0919322>] ? __ocfs2_drop_dl_inodes.clone.2+0x32/0x60 [ocfs2]
>>>> [<ffffffffa0919a39>] ? ocfs2_drop_dl_inodes+0x29/0x90 [ocfs2]
>>>> [<ffffffff8106e56f>] ? process_one_work+0x11f/0x440
>>>> [<ffffffff8106f279>] ? worker_thread+0x159/0x330
>>>> [<ffffffff8106f120>] ? manage_workers.clone.21+0x120/0x120
>>>> [<ffffffff8106f120>] ? manage_workers.clone.21+0x120/0x120
>>>> [<ffffffff81073fa6>] ? kthread+0x96/0xa0
>>>> [<ffffffff8148bb24>] ? kernel_thread_helper+0x4/0x10
>>>> [<ffffffff81073f10>] ? kthread_worker_fn+0x1a0/0x1a0
>>>> [<ffffffff8148bb20>] ? gs_change+0x13/0x13
>>>> INFO: task rm:5192 blocked for more than 120 seconds.
>>>> "echo 0>   /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>>>> rm              D ffff88107f2725c0     0  5192  16338 0x00000000
>>>> ffff881014ccb040 0000000000000082 ffff8810206b8040 00000000000125c0
>>>> ffff8804d7697fd8 00000000000125c0 00000000000125c0 00000000000125c0
>>>> ffff8804d7696000 00000000000125c0 ffff8804d7697fd8 00000000000125c0
>>>> Call Trace:
>>>> [<ffffffff8148148d>] ? schedule_timeout+0x1ed/0x2e0
>>>> [<ffffffffa0886162>] ? dlmconvert_master+0xe2/0x190 [ocfs2_dlm]
>>>> [<ffffffffa08878bf>] ? dlmlock+0x7f/0xb70 [ocfs2_dlm]
>>>> [<ffffffff81480e0a>] ? wait_for_common+0x13a/0x190
>>>> [<ffffffff8104bc50>] ? try_to_wake_up+0x280/0x280
>>>> [<ffffffffa0928a38>] ? __ocfs2_cluster_lock.clone.21+0x1d8/0x6b0 [ocfs2]
>>>> [<ffffffffa0928fcc>] ? ocfs2_inode_lock_full_nested+0xbc/0x490 [ocfs2]
>>>> [<ffffffffa0943c1b>] ? ocfs2_lookup_lock_orphan_dir+0x6b/0x1b0 [ocfs2]
>>>> [<ffffffffa09454ba>] ? ocfs2_prepare_orphan_dir+0x4a/0x280 [ocfs2]
>>>> [<ffffffffa094616f>] ? ocfs2_unlink+0x6ef/0xb90 [ocfs2]
>>>> [<ffffffff811b35a9>] ? may_link.clone.22+0xd9/0x170
>>>> [<ffffffff8113aa58>] ? vfs_unlink+0x98/0x100
>>>> [<ffffffff8113ac41>] ? do_unlinkat+0x181/0x1b0
>>>> [<ffffffff8113e7cd>] ? vfs_readdir+0x9d/0xe0
>>>> [<ffffffff811653d8>] ? fsnotify_find_inode_mark+0x28/0x40
>>>> [<ffffffff81166324>] ? dnotify_flush+0x54/0x110
>>>> [<ffffffff8112b07f>] ? filp_close+0x5f/0x90
>>>> [<ffffffff8148aa12>] ? system_call_fastpath+0x16/0x1b
>>>> INFO: task kworker/u:2:20246 blocked for more than 120 seconds.
>>>> "echo 0>   /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>>>> kworker/u:2     D ffff88107f4525c0     0 20246      2 0x00000000
>>>> ffff880b730b57d0 0000000000000046 ffff8810201297d0 00000000000125c0
>>>> ffff880f5a399fd8 00000000000125c0 00000000000125c0 00000000000125c0
>>>> ffff880f5a398000 00000000000125c0 ffff880f5a399fd8 00000000000125c0
>>>> Call Trace:
>>>> [<ffffffff81481b71>] ? __mutex_lock_slowpath+0xd1/0x140
>>>> [<ffffffff814818d3>] ? mutex_lock+0x23/0x40
>>>> [<ffffffffa0937d95>] ? ocfs2_wipe_inode+0x105/0x690 [ocfs2]
>>>> [<ffffffffa0935cfb>] ? ocfs2_query_inode_wipe.clone.9+0xcb/0x370 [ocfs2]
>>>> [<ffffffffa09385a4>] ? ocfs2_delete_inode+0x284/0x3f0 [ocfs2]
>>>> [<ffffffffa0919a10>] ? ocfs2_dentry_attach_lock+0x5a0/0x5a0 [ocfs2]
>>>> [<ffffffffa093872e>] ? ocfs2_evict_inode+0x1e/0x50 [ocfs2]
>>>> [<ffffffff81145900>] ? evict+0x70/0x140
>>>> [<ffffffffa0919322>] ? __ocfs2_drop_dl_inodes.clone.2+0x32/0x60 [ocfs2]
>>>> [<ffffffffa0919a39>] ? ocfs2_drop_dl_inodes+0x29/0x90 [ocfs2]
>>>> [<ffffffff8106e56f>] ? process_one_work+0x11f/0x440
>>>> [<ffffffff8106f279>] ? worker_thread+0x159/0x330
>>>> [<ffffffff8106f120>] ? manage_workers.clone.21+0x120/0x120
>>>> [<ffffffff8106f120>] ? manage_workers.clone.21+0x120/0x120
>>>> [<ffffffff81073fa6>] ? kthread+0x96/0xa0
>>>> [<ffffffff8148bb24>] ? kernel_thread_helper+0x4/0x10
>>>> [<ffffffff81073f10>] ? kthread_worker_fn+0x1a0/0x1a0
>>>> [<ffffffff8148bb20>] ? gs_change+0x13/0x13
>>>> INFO: task rm:5192 blocked for more than 120 seconds.
>>>> "echo 0>   /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>>>> rm              D ffff88107f2725c0     0  5192  16338 0x00000000
>>>> ffff881014ccb040 0000000000000082 ffff8810206b8040 00000000000125c0
>>>> ffff8804d7697fd8 00000000000125c0 00000000000125c0 00000000000125c0
>>>> ffff8804d7696000 00000000000125c0 ffff8804d7697fd8 00000000000125c0
>>>> Call Trace:
>>>> [<ffffffff8148148d>] ? schedule_timeout+0x1ed/0x2e0
>>>> [<ffffffffa0886162>] ? dlmconvert_master+0xe2/0x190 [ocfs2_dlm]
>>>> [<ffffffffa08878bf>] ? dlmlock+0x7f/0xb70 [ocfs2_dlm]
>>>> [<ffffffff81480e0a>] ? wait_for_common+0x13a/0x190
>>>> [<ffffffff8104bc50>] ? try_to_wake_up+0x280/0x280
>>>> [<ffffffffa0928a38>] ? __ocfs2_cluster_lock.clone.21+0x1d8/0x6b0 [ocfs2]
>>>> [<ffffffffa0928fcc>] ? ocfs2_inode_lock_full_nested+0xbc/0x490 [ocfs2]
>>>> [<ffffffffa0943c1b>] ? ocfs2_lookup_lock_orphan_dir+0x6b/0x1b0 [ocfs2]
>>>> [<ffffffffa09454ba>] ? ocfs2_prepare_orphan_dir+0x4a/0x280 [ocfs2]
>>>> [<ffffffffa094616f>] ? ocfs2_unlink+0x6ef/0xb90 [ocfs2]
>>>> [<ffffffff811b35a9>] ? may_link.clone.22+0xd9/0x170
>>>> [<ffffffff8113aa58>] ? vfs_unlink+0x98/0x100
>>>> [<ffffffff8113ac41>] ? do_unlinkat+0x181/0x1b0
>>>> [<ffffffff8113e7cd>] ? vfs_readdir+0x9d/0xe0
>>>> [<ffffffff811653d8>] ? fsnotify_find_inode_mark+0x28/0x40
>>>> [<ffffffff81166324>] ? dnotify_flush+0x54/0x110
>>>> [<ffffffff8112b07f>] ? filp_close+0x5f/0x90
>>>> [<ffffffff8148aa12>] ? system_call_fastpath+0x16/0x1b
>>>> INFO: task kworker/u:2:20246 blocked for more than 120 seconds.
>>>> "echo 0>   /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>>>> kworker/u:2     D ffff88107f4525c0     0 20246      2 0x00000000
>>>> ffff880b730b57d0 0000000000000046 ffff8810201297d0 00000000000125c0
>>>> ffff880f5a399fd8 00000000000125c0 00000000000125c0 00000000000125c0
>>>> ffff880f5a398000 00000000000125c0 ffff880f5a399fd8 00000000000125c0
>>>> Call Trace:
>>>> [<ffffffff81481b71>] ? __mutex_lock_slowpath+0xd1/0x140
>>>> [<ffffffff814818d3>] ? mutex_lock+0x23/0x40
>>>> [<ffffffffa0937d95>] ? ocfs2_wipe_inode+0x105/0x690 [ocfs2]
>>>> [<ffffffffa0935cfb>] ? ocfs2_query_inode_wipe.clone.9+0xcb/0x370 [ocfs2]
>>>> [<ffffffffa09385a4>] ? ocfs2_delete_inode+0x284/0x3f0 [ocfs2]
>>>> [<ffffffffa0919a10>] ? ocfs2_dentry_attach_lock+0x5a0/0x5a0 [ocfs2]
>>>> [<ffffffffa093872e>] ? ocfs2_evict_inode+0x1e/0x50 [ocfs2]
>>>> [<ffffffff81145900>] ? evict+0x70/0x140
>>>> [<ffffffffa0919322>] ? __ocfs2_drop_dl_inodes.clone.2+0x32/0x60 [ocfs2]
>>>> [<ffffffffa0919a39>] ? ocfs2_drop_dl_inodes+0x29/0x90 [ocfs2]
>>>> [<ffffffff8106e56f>] ? process_one_work+0x11f/0x440
>>>> [<ffffffff8106f279>] ? worker_thread+0x159/0x330
>>>> [<ffffffff8106f120>] ? manage_workers.clone.21+0x120/0x120
>>>> [<ffffffff8106f120>] ? manage_workers.clone.21+0x120/0x120
>>>> [<ffffffff81073fa6>] ? kthread+0x96/0xa0
>>>> [<ffffffff8148bb24>] ? kernel_thread_helper+0x4/0x10
>>>> [<ffffffff81073f10>] ? kthread_worker_fn+0x1a0/0x1a0
>>>> [<ffffffff8148bb20>] ? gs_change+0x13/0x13
>>>> INFO: task rm:5192 blocked for more than 120 seconds.
>>>> "echo 0>   /proc/sys/kernel/hung_task_timeout_secs" disables this message.
>>>> rm              D ffff88107f2725c0     0  5192  16338 0x00000000
>>>> ffff881014ccb040 0000000000000082 ffff8810206b8040 00000000000125c0
>>>> ffff8804d7697fd8 00000000000125c0 00000000000125c0 00000000000125c0
>>>> ffff8804d7696000 00000000000125c0 ffff8804d7697fd8 00000000000125c0
>>>> Call Trace:
>>>> [<ffffffff8148148d>] ? schedule_timeout+0x1ed/0x2e0
>>>> [<ffffffffa0886162>] ? dlmconvert_master+0xe2/0x190 [ocfs2_dlm]
>>>> [<ffffffffa08878bf>] ? dlmlock+0x7f/0xb70 [ocfs2_dlm]
>>>> [<ffffffff81480e0a>] ? wait_for_common+0x13a/0x190
>>>> [<ffffffff8104bc50>] ? try_to_wake_up+0x280/0x280
>>>> [<ffffffffa0928a38>] ? __ocfs2_cluster_lock.clone.21+0x1d8/0x6b0 [ocfs2]
>>>> [<ffffffffa0928fcc>] ? ocfs2_inode_lock_full_nested+0xbc/0x490 [ocfs2]
>>>> [<ffffffffa0943c1b>] ? ocfs2_lookup_lock_orphan_dir+0x6b/0x1b0 [ocfs2]
>>>> [<ffffffffa09454ba>] ? ocfs2_prepare_orphan_dir+0x4a/0x280 [ocfs2]
>>>> [<ffffffffa094616f>] ? ocfs2_unlink+0x6ef/0xb90 [ocfs2]
>>>> [<ffffffff811b35a9>] ? may_link.clone.22+0xd9/0x170
>>>> [<ffffffff8113aa58>] ? vfs_unlink+0x98/0x100
>>>> [<ffffffff8113ac41>] ? do_unlinkat+0x181/0x1b0
>>>> [<ffffffff8113e7cd>] ? vfs_readdir+0x9d/0xe0
>>>> [<ffffffff811653d8>] ? fsnotify_find_inode_mark+0x28/0x40
>>>> [<ffffffff81166324>] ? dnotify_flush+0x54/0x110
>>>> [<ffffffff8112b07f>] ? filp_close+0x5f/0x90
>>>> [<ffffffff8148aa12>] ? system_call_fastpath+0x16/0x1b
>>>>
>>>>
>>>> _______________________________________________
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>>>> Ocfs2-users at oss.oracle.com
>>>> http://oss.oracle.com/mailman/listinfo/ocfs2-users
>>>
>>>
>>> _______________________________________________
>>> Ocfs2-users mailing list
>>> Ocfs2-users at oss.oracle.com
>>> http://oss.oracle.com/mailman/listinfo/ocfs2-users
>>>
>>>
>>>
>>
>>
>
>
> --
> WBR, Dzianis Kahanovich AKA Denis Kaganovich, http://mahatma.bspu.unibel.by/
>
> _______________________________________________
> Ocfs2-users mailing list
> Ocfs2-users at oss.oracle.com
> http://oss.oracle.com/mailman/listinfo/ocfs2-users

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