[OpenAFS] openafs hang
Troy Benjegerdes
hozer@hozed.org
Thu, 9 Aug 2012 10:19:07 -0500
I have had this problem, but I attributed it to intermittent network
connectivity to the server.
There might be a real problem here though... What is your network connection
to the afs & kerberos servers like?
On Thu, Aug 09, 2012 at 11:48:25AM +0200, Alexander 'Leo' Bergolth wrote:
> Hi!
>
> My box, using openafs-1.6.1 and kernel-2.6.32-131.17.1.el6.i686 on Centos 6, just hung completely and had to be rebooted.
> It looks like the problem was caused by a locking problem of the openafs kernel module, all processes that e.g. used AFS authentication got stuck inside libafs. (See the kernel call-traces below.)
>
> A similar hang occured on the same box about one month ago.
>
> Is there any known bug that matches this description?
>
> Cheers,
> --leo
>
> -------------------- 8< --------------------
> Aug 9 09:44:43 strike kernel: : INFO: task afs_rxevent:1580 blocked for more than 120 seconds.
> Aug 9 09:44:43 strike kernel: : "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> Aug 9 09:44:43 strike kernel: : afs_rxevent D 00065252 0 1580 2 0x00000000
> Aug 9 09:44:43 strike kernel: : f4b39030 00000046 c09fc560 00065252 c0ae1120 c0ae1120 f4b392d8 000015d1
> Aug 9 09:44:43 strike kernel: : 00000000 c16b0c80 00065252 8423fcb1 00065252 c0ae1120 c0ae1120 f4b392d8
> Aug 9 09:44:43 strike kernel: : c0ae1120 c0adcb54 c0ae1120 f4b392d8 f47a4000 f49ac0e4 f38b5ef4 f9a49aef
> Aug 9 09:44:43 strike kernel: : Call Trace:
> Aug 9 09:44:43 strike kernel: : [<f9a49aef>] ? _rxevent_Post+0x1ff/0x330 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c0462ba7>] ? lock_timer_base+0x27/0x50
> Aug 9 09:44:43 strike kernel: : [<c04635d2>] ? try_to_del_timer_sync+0x62/0xb0
> Aug 9 09:44:43 strike kernel: : [<c0463631>] ? del_timer_sync+0x11/0x20
> Aug 9 09:44:43 strike kernel: : [<c08223c3>] ? schedule_timeout+0x133/0x250
> Aug 9 09:44:43 strike kernel: : [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> Aug 9 09:44:43 strike kernel: : [<c08229ad>] ? mutex_lock+0x1d/0x40
> Aug 9 09:44:43 strike kernel: : [<f9a5180b>] ? afs_osi_TimedSleep+0xdb/0x180 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c044be70>] ? default_wake_function+0x0/0x10
> Aug 9 09:44:43 strike kernel: : [<f9a51b37>] ? afs_osi_Wait+0x67/0xb0 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9ab007b>] ? PSetTokens+0x16b/0x2c0 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9a4a869>] ? afs_rxevent_daemon+0x69/0x100 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9aaa2e5>] ? afsd_thread+0x555/0x650 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9aa9d90>] ? afsd_thread+0x0/0x650 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c040a13f>] ? kernel_thread_helper+0x7/0x10
> Aug 9 09:44:43 strike kernel: : INFO: task afsd:1583 blocked for more than 120 seconds.
> Aug 9 09:44:43 strike kernel: : "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> Aug 9 09:44:43 strike kernel: : afsd D 0006524e 0 1583 2 0x00000000
> Aug 9 09:44:43 strike kernel: : f4a18570 00000046 c09fc560 0006524e c0ae1120 c0ae1120 f4a18818 000017f4
> Aug 9 09:44:43 strike kernel: : 00000000 c16b0c80 00065252 82697e5f 00065252 c0ae1120 c0ae1120 f4a18818
> Aug 9 09:44:43 strike kernel: : c0ae1120 c0adcb54 c0ae1120 f4a18818 f47a4000 00000000 f9a3c07f 00000246
> Aug 9 09:44:43 strike kernel: : Call Trace:
> Aug 9 09:44:43 strike kernel: : [<f9a3c07f>] ? afs_lhash_enter+0x2f/0x130 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9a50398>] ? osi_linux_alloc+0x58/0x3f0 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c0462ba7>] ? lock_timer_base+0x27/0x50
> Aug 9 09:44:43 strike kernel: : [<c04635d2>] ? try_to_del_timer_sync+0x62/0xb0
> Aug 9 09:44:43 strike kernel: : [<c0463631>] ? del_timer_sync+0x11/0x20
> Aug 9 09:44:43 strike kernel: : [<c08223c3>] ? schedule_timeout+0x133/0x250
> Aug 9 09:44:43 strike kernel: : [<f9a9eff1>] ? osi_rdwr+0x131/0x150 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> Aug 9 09:44:43 strike kernel: : [<c08229ad>] ? mutex_lock+0x1d/0x40
> Aug 9 09:44:43 strike kernel: : [<f9a5180b>] ? afs_osi_TimedSleep+0xdb/0x180 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c044be70>] ? default_wake_function+0x0/0x10
> Aug 9 09:44:43 strike kernel: : [<f9a51b37>] ? afs_osi_Wait+0x67/0xb0 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9a5cef3>] ? afs_Daemon+0x353/0x5f0 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9aaa03a>] ? afsd_thread+0x2aa/0x650 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9aa9d90>] ? afsd_thread+0x0/0x650 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c040a13f>] ? kernel_thread_helper+0x7/0x10
> Aug 9 09:44:43 strike kernel: : INFO: task afs_checkserver:1593 blocked for more than 120 seconds.
> Aug 9 09:44:43 strike kernel: : "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> Aug 9 09:44:43 strike kernel: : afs_checkserv D 0006524e 0 1593 2 0x00000000
> Aug 9 09:44:43 strike kernel: : c1421570 00000046 c09fc560 0006524e c0ae1120 c0ae1120 c1421818 00001e4e
> Aug 9 09:44:43 strike kernel: : 00000000 c1620040 00065255 069e8428 00065255 c0ae1120 c0ae1120 c1421818
> Aug 9 09:44:43 strike kernel: : c0ae1120 c0adcb54 c0ae1120 c1421818 f47a4000 d5ef6640 00000001 00000001
> Aug 9 09:44:43 strike kernel: : Call Trace:
> Aug 9 09:44:43 strike kernel: : [<c0462ba7>] ? lock_timer_base+0x27/0x50
> Aug 9 09:44:43 strike kernel: : [<c04635d2>] ? try_to_del_timer_sync+0x62/0xb0
> Aug 9 09:44:43 strike kernel: : [<c0463631>] ? del_timer_sync+0x11/0x20
> Aug 9 09:44:43 strike kernel: : [<c08223c3>] ? schedule_timeout+0x133/0x250
> Aug 9 09:44:43 strike kernel: : [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> Aug 9 09:44:43 strike kernel: : [<c08229ad>] ? mutex_lock+0x1d/0x40
> Aug 9 09:44:43 strike kernel: : [<f9a5180b>] ? afs_osi_TimedSleep+0xdb/0x180 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c044be70>] ? default_wake_function+0x0/0x10
> Aug 9 09:44:43 strike kernel: : [<f9a51b37>] ? afs_osi_Wait+0x67/0xb0 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9a5d282>] ? afs_CheckServerDaemon+0xf2/0x170 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9aaa173>] ? afsd_thread+0x3e3/0x650 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9aa9d90>] ? afsd_thread+0x0/0x650 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c040a13f>] ? kernel_thread_helper+0x7/0x10
> Aug 9 09:44:43 strike kernel: : INFO: task auth:29030 blocked for more than 120 seconds.
> Aug 9 09:44:43 strike kernel: : "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> Aug 9 09:44:43 strike kernel: : auth D efd77e18 0 29030 29027 0x00000000
> Aug 9 09:44:43 strike kernel: : ead0dab0 00200082 00000002 efd77e18 c1e03b54 00000000 efd77eb0 c0a38f60
> Aug 9 09:44:43 strike kernel: : 00000040 c16b0c80 00065252 7f404b2f 00065252 c0ae1120 c0ae1120 ead0dd58
> Aug 9 09:44:43 strike kernel: : c0ae1120 c0adcb54 c0ae1120 ead0dd58 c1e03b54 c076f6e5 6a0a5d48 ead0dab0
> Aug 9 09:44:43 strike kernel: : Call Trace:
> Aug 9 09:44:43 strike kernel: : [<c076f6e5>] ? sock_recvmsg+0xf5/0x130
> Aug 9 09:44:43 strike kernel: : [<c04dc80d>] ? find_get_page+0x1d/0x90
> Aug 9 09:44:43 strike kernel: : [<c04deaaa>] ? filemap_fault+0xba/0x450
> Aug 9 09:44:43 strike kernel: : [<c0438cca>] ? kmap_atomic_prot+0x11a/0x150
> Aug 9 09:44:43 strike kernel: : [<c053c598>] ? __d_lookup+0x88/0x100
> Aug 9 09:44:43 strike kernel: : [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> Aug 9 09:44:43 strike kernel: : [<c08229ad>] ? mutex_lock+0x1d/0x40
> Aug 9 09:44:43 strike kernel: : [<f9a3d742>] ? afs_syscall+0x232/0x490 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c052585f>] ? __dentry_open+0x1af/0x2a0
> Aug 9 09:44:43 strike kernel: : [<f9a51c60>] ? afs_unlocked_ioctl+0x0/0x70 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9a51cbf>] ? afs_unlocked_ioctl+0x5f/0x70 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c0574763>] ? proc_reg_unlocked_ioctl+0x63/0xe0
> Aug 9 09:44:43 strike kernel: : [<c0574700>] ? proc_reg_unlocked_ioctl+0x0/0xe0
> Aug 9 09:44:43 strike kernel: : [<c0537b0b>] ? vfs_ioctl+0x1b/0xa0
> Aug 9 09:44:43 strike kernel: : [<c0537cec>] ? do_vfs_ioctl+0x6c/0x5c0
> Aug 9 09:44:43 strike kernel: : [<c052530c>] ? fd_install+0x2c/0x60
> Aug 9 09:44:43 strike kernel: : [<c05255bc>] ? do_sys_open+0xfc/0x130
> Aug 9 09:44:43 strike kernel: : [<c05382b6>] ? sys_ioctl+0x76/0x90
> Aug 9 09:44:43 strike kernel: : [<c0409bdf>] ? sysenter_do_call+0x12/0x28
> Aug 9 09:44:43 strike kernel: : INFO: task auth:29031 blocked for more than 120 seconds.
> Aug 9 09:44:43 strike kernel: : "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> Aug 9 09:44:43 strike kernel: : auth D d93f5e18 0 29031 29028 0x00000000
> Aug 9 09:44:43 strike kernel: : eafd6030 00200082 00000002 d93f5e18 c1e03b54 00000000 d93f5eb0 c0a38f60
> Aug 9 09:44:43 strike kernel: : 00000040 c15d9c80 00065252 7e74baac 00065252 c0ae1120 c0ae1120 eafd62d8
> Aug 9 09:44:43 strike kernel: : c0ae1120 c0adcb54 c0ae1120 eafd62d8 c1e03b54 c076f6e5 6a0a5d37 eafd6030
> Aug 9 09:44:43 strike kernel: : Call Trace:
> Aug 9 09:44:43 strike kernel: : [<c076f6e5>] ? sock_recvmsg+0xf5/0x130
> Aug 9 09:44:43 strike kernel: : [<c04dc80d>] ? find_get_page+0x1d/0x90
> Aug 9 09:44:43 strike kernel: : [<c04deaaa>] ? filemap_fault+0xba/0x450
> Aug 9 09:44:43 strike kernel: : [<c0438cca>] ? kmap_atomic_prot+0x11a/0x150
> Aug 9 09:44:43 strike kernel: : [<c053c598>] ? __d_lookup+0x88/0x100
> Aug 9 09:44:43 strike kernel: : [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> Aug 9 09:44:43 strike kernel: : [<c08229ad>] ? mutex_lock+0x1d/0x40
> Aug 9 09:44:43 strike kernel: : [<f9a3d742>] ? afs_syscall+0x232/0x490 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c052585f>] ? __dentry_open+0x1af/0x2a0
> Aug 9 09:44:43 strike kernel: : [<f9a51c60>] ? afs_unlocked_ioctl+0x0/0x70 [libafs]
> Aug 9 09:44:43 strike kernel: : [<f9a51cbf>] ? afs_unlocked_ioctl+0x5f/0x70 [libafs]
> Aug 9 09:44:43 strike kernel: : [<c0574763>] ? proc_reg_unlocked_ioctl+0x63/0xe0
> Aug 9 09:44:43 strike kernel: : [<c0574700>] ? proc_reg_unlocked_ioctl+0x0/0xe0
> Aug 9 09:44:43 strike kernel: : [<c0537b0b>] ? vfs_ioctl+0x1b/0xa0
> Aug 9 09:44:43 strike kernel: : [<c0537cec>] ? do_vfs_ioctl+0x6c/0x5c0
> Aug 9 09:44:43 strike kernel: : [<c052530c>] ? fd_install+0x2c/0x60
> Aug 9 09:44:43 strike kernel: : [<c05255bc>] ? do_sys_open+0xfc/0x130
> Aug 9 09:44:43 strike kernel: : [<c05382b6>] ? sys_ioctl+0x76/0x90
> Aug 9 09:44:43 strike kernel: : [<c0409bdf>] ? sysenter_do_call+0x12/0x28
> Aug 9 09:44:43 strike kernel: : INFO: task auth:29032 blocked for more than 120 seconds.
> Aug 9 09:44:43 strike kernel: : "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> Aug 9 09:44:43 strike kernel: : auth D d936dedc 0 29032 29026 0x00000000
> Aug 9 09:44:43 strike kernel: : eaf8cab0 00200082 00000000 d936dedc 00000069 00000000 d936deb0 c0a38f60
> Aug 9 09:44:43 strike kernel: : 00000040 f4415040 00065252 7d6b340f 00065252 c0ae1120 c0ae1120 eaf8cd58
> Aug 9 09:44:43 strike kernel: : c0ae1120 c0adcb54 c0ae1120 eaf8cd58 d936deb0 c076f6e5 00000800 00000040
> Aug 9 09:44:43 strike kernel: : Call Trace:
> Aug 9 09:44:43 strike kernel: : [<c076f6e5>] ? sock_recvmsg+0xf5/0x130
> Aug 9 09:44:43 strike kernel: : [<c04dc80d>] ? find_get_page+0x1d/0x90
> Aug 9 09:44:43 strike kernel: : [<c04deaaa>] ? filemap_fault+0xba/0x450
> Aug 9 09:44:43 strike kernel: : [<c0438cca>] ? kmap_atomic_prot+0x11a/0x150
> Aug 9 09:44:44 strike kernel: : [<c053c598>] ? __d_lookup+0x88/0x100
> Aug 9 09:44:44 strike kernel: : [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> Aug 9 09:44:44 strike kernel: : [<c08229ad>] ? mutex_lock+0x1d/0x40
> Aug 9 09:44:44 strike kernel: : [<f9a3d742>] ? afs_syscall+0x232/0x490 [libafs]
> Aug 9 09:44:44 strike kernel: : [<c052585f>] ? __dentry_open+0x1af/0x2a0
> Aug 9 09:44:44 strike kernel: : [<f9a51c60>] ? afs_unlocked_ioctl+0x0/0x70 [libafs]
> Aug 9 09:44:44 strike kernel: : [<f9a51cbf>] ? afs_unlocked_ioctl+0x5f/0x70 [libafs]
> Aug 9 09:44:44 strike kernel: : [<c0574763>] ? proc_reg_unlocked_ioctl+0x63/0xe0
> Aug 9 09:44:44 strike kernel: : [<c0574700>] ? proc_reg_unlocked_ioctl+0x0/0xe0
> Aug 9 09:44:44 strike kernel: : [<c0537b0b>] ? vfs_ioctl+0x1b/0xa0
> Aug 9 09:44:44 strike kernel: : [<c0537cec>] ? do_vfs_ioctl+0x6c/0x5c0
> Aug 9 09:44:44 strike kernel: : [<c052530c>] ? fd_install+0x2c/0x60
> Aug 9 09:44:44 strike kernel: : [<c05255bc>] ? do_sys_open+0xfc/0x130
> Aug 9 09:44:44 strike kernel: : [<c05382b6>] ? sys_ioctl+0x76/0x90
> Aug 9 09:44:44 strike kernel: : [<c0409bdf>] ? sysenter_do_call+0x12/0x28
> Aug 9 09:44:44 strike kernel: : INFO: task auth:29033 blocked for more than 120 seconds.
> Aug 9 09:44:44 strike kernel: : "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> Aug 9 09:44:44 strike kernel: : auth D 00000009 0 29033 29029 0x00000000
> Aug 9 09:44:44 strike kernel: : ebbcd570 00200082 000000ca 00000009 00000000 000000ca 20000608 000004c0
> Aug 9 09:44:44 strike kernel: : 00000000 f4bdc040 00065252 00000000 00065252 c0ae1120 c0ae1120 ebbcd818
> Aug 9 09:44:44 strike kernel: : c0ae1120 c0adcb54 c0ae1120 ebbcd818 d936c000 d9225dd8 00000000 00000000
> Aug 9 09:44:44 strike kernel: : Call Trace:
> Aug 9 09:44:44 strike kernel: : [<f9a92645>] ? afs_GetVolume+0x35/0x150 [libafs]
> Aug 9 09:44:44 strike kernel: : [<c08229a1>] ? mutex_lock+0x11/0x40
> Aug 9 09:44:44 strike kernel: : [<f9a779a7>] ? afs_PutVCache+0x67/0x120 [libafs]
> Aug 9 09:44:44 strike kernel: : [<c0541a45>] ? mntput_no_expire+0x15/0xd0
> Aug 9 09:44:44 strike kernel: : [<f9a83620>] ? afs_PutFakeStat+0x30/0x60 [libafs]
> Aug 9 09:44:44 strike kernel: : [<c05f9f33>] ? copy_to_user+0x33/0x110
> Aug 9 09:44:44 strike kernel: : [<c08229a1>] ? mutex_lock+0x11/0x40
> Aug 9 09:44:44 strike kernel: : [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> Aug 9 09:44:44 strike kernel: : [<c08229ad>] ? mutex_lock+0x1d/0x40
> Aug 9 09:44:44 strike kernel: : [<f9aa120d>] ? afs_dentry_iput+0x1d/0xf0 [libafs]
> Aug 9 09:44:44 strike kernel: : [<c053b23a>] ? dentry_iput+0x5a/0xe0
> Aug 9 09:44:44 strike kernel: : [<c053b362>] ? d_kill+0x22/0x50
> Aug 9 09:44:44 strike kernel: : [<c053c76d>] ? dput+0x5d/0x110
> Aug 9 09:44:44 strike kernel: : [<f9aae35c>] ? afs_syscall_pioctl+0x10c/0x350 [libafs]
> Aug 9 09:44:44 strike kernel: : [<f9a3d775>] ? afs_syscall+0x265/0x490 [libafs]
> Aug 9 09:44:44 strike kernel: : [<c052585f>] ? __dentry_open+0x1af/0x2a0
> Aug 9 09:44:44 strike kernel: : [<f9a51c60>] ? afs_unlocked_ioctl+0x0/0x70 [libafs]
> Aug 9 09:44:44 strike kernel: : [<f9a51cbf>] ? afs_unlocked_ioctl+0x5f/0x70 [libafs]
> Aug 9 09:44:44 strike kernel: : [<c0574763>] ? proc_reg_unlocked_ioctl+0x63/0xe0
> Aug 9 09:44:44 strike kernel: : [<c0574700>] ? proc_reg_unlocked_ioctl+0x0/0xe0
> Aug 9 09:44:44 strike kernel: : [<c0537b0b>] ? vfs_ioctl+0x1b/0xa0
> Aug 9 09:44:44 strike kernel: : [<c0537cec>] ? do_vfs_ioctl+0x6c/0x5c0
> Aug 9 09:44:44 strike kernel: : [<c052530c>] ? fd_install+0x2c/0x60
> Aug 9 09:44:44 strike kernel: : [<c05255bc>] ? do_sys_open+0xfc/0x130
> Aug 9 09:44:44 strike kernel: : [<c05382b6>] ? sys_ioctl+0x76/0x90
> Aug 9 09:44:44 strike kernel: : [<c0409bdf>] ? sysenter_do_call+0x12/0x28
> Aug 9 09:46:44 strike kernel: : INFO: task afs_rxevent:1580 blocked for more than 120 seconds.
> Aug 9 09:46:44 strike kernel: : "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> Aug 9 09:46:44 strike kernel: : afs_rxevent D 00065252 0 1580 2 0x00000000
> Aug 9 09:46:44 strike kernel: : f4b39030 00000046 c09fc560 00065252 c0ae1120 c0ae1120 f4b392d8 000015d1
> Aug 9 09:46:44 strike kernel: : 00000000 c16b0c80 00065252 8423fcb1 00065252 c0ae1120 c0ae1120 f4b392d8
> Aug 9 09:46:44 strike kernel: : c0ae1120 c0adcb54 c0ae1120 f4b392d8 f47a4000 f49ac0e4 f38b5ef4 f9a49aef
> Aug 9 09:46:44 strike kernel: : Call Trace:
> Aug 9 09:46:44 strike kernel: : [<f9a49aef>] ? _rxevent_Post+0x1ff/0x330 [libafs]
> Aug 9 09:46:44 strike kernel: : [<c0462ba7>] ? lock_timer_base+0x27/0x50
> Aug 9 09:46:44 strike kernel: : [<c04635d2>] ? try_to_del_timer_sync+0x62/0xb0
> Aug 9 09:46:44 strike kernel: : [<c0463631>] ? del_timer_sync+0x11/0x20
> Aug 9 09:46:44 strike kernel: : [<c08223c3>] ? schedule_timeout+0x133/0x250
> Aug 9 09:46:44 strike kernel: : [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> Aug 9 09:46:44 strike kernel: : [<c08229ad>] ? mutex_lock+0x1d/0x40
> Aug 9 09:46:44 strike kernel: : [<f9a5180b>] ? afs_osi_TimedSleep+0xdb/0x180 [libafs]
> Aug 9 09:46:44 strike kernel: : [<c044be70>] ? default_wake_function+0x0/0x10
> Aug 9 09:46:44 strike kernel: : [<f9a51b37>] ? afs_osi_Wait+0x67/0xb0 [libafs]
> Aug 9 09:46:44 strike kernel: : [<f9ab007b>] ? PSetTokens+0x16b/0x2c0 [libafs]
> Aug 9 09:46:44 strike kernel: : [<f9a4a869>] ? afs_rxevent_daemon+0x69/0x100 [libafs]
> Aug 9 09:46:44 strike kernel: : [<f9aaa2e5>] ? afsd_thread+0x555/0x650 [libafs]
> Aug 9 09:46:44 strike kernel: : [<f9aa9d90>] ? afsd_thread+0x0/0x650 [libafs]
> Aug 9 09:46:44 strike kernel: : [<c040a13f>] ? kernel_thread_helper+0x7/0x10
> Aug 9 09:46:44 strike kernel: : INFO: task afsd:1583 blocked for more than 120 seconds.
> Aug 9 09:46:44 strike kernel: : "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> Aug 9 09:46:44 strike kernel: : afsd D 0006524e 0 1583 2 0x00000000
> Aug 9 09:46:44 strike kernel: : f4a18570 00000046 c09fc560 0006524e c0ae1120 c0ae1120 f4a18818 000017f4
> Aug 9 09:46:44 strike kernel: : 00000000 c16b0c80 00065252 82697e5f 00065252 c0ae1120 c0ae1120 f4a18818
> Aug 9 09:46:44 strike kernel: : c0ae1120 c0adcb54 c0ae1120 f4a18818 f47a4000 00000000 f9a3c07f 00000246
> Aug 9 09:46:44 strike kernel: : Call Trace:
> Aug 9 09:46:44 strike kernel: : [<f9a3c07f>] ? afs_lhash_enter+0x2f/0x130 [libafs]
> Aug 9 09:46:44 strike kernel: : [<f9a50398>] ? osi_linux_alloc+0x58/0x3f0 [libafs]
> Aug 9 09:46:44 strike kernel: : [<c0462ba7>] ? lock_timer_base+0x27/0x50
> Aug 9 09:46:44 strike kernel: : [<c04635d2>] ? try_to_del_timer_sync+0x62/0xb0
> Aug 9 09:46:44 strike kernel: : [<c0463631>] ? del_timer_sync+0x11/0x20
> Aug 9 09:46:44 strike kernel: : [<c08223c3>] ? schedule_timeout+0x133/0x250
> Aug 9 09:46:44 strike kernel: : [<f9a9eff1>] ? osi_rdwr+0x131/0x150 [libafs]
> Aug 9 09:46:44 strike kernel: : [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> Aug 9 09:46:44 strike kernel: : [<c08229ad>] ? mutex_lock+0x1d/0x40
> Aug 9 09:46:44 strike kernel: : [<f9a5180b>] ? afs_osi_TimedSleep+0xdb/0x180 [libafs]
> Aug 9 09:46:44 strike kernel: : [<c044be70>] ? default_wake_function+0x0/0x10
> Aug 9 09:46:44 strike kernel: : [<f9a51b37>] ? afs_osi_Wait+0x67/0xb0 [libafs]
> Aug 9 09:46:44 strike kernel: : [<f9a5cef3>] ? afs_Daemon+0x353/0x5f0 [libafs]
> Aug 9 09:46:44 strike kernel: : [<f9aaa03a>] ? afsd_thread+0x2aa/0x650 [libafs]
> Aug 9 09:46:44 strike kernel: : [<f9aa9d90>] ? afsd_thread+0x0/0x650 [libafs]
> Aug 9 09:46:44 strike kernel: : [<c040a13f>] ? kernel_thread_helper+0x7/0x10
> Aug 9 09:46:44 strike kernel: : INFO: task afs_checkserver:1593 blocked for more than 120 seconds.
> Aug 9 09:46:44 strike kernel: : "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> Aug 9 09:46:44 strike kernel: : afs_checkserv D 0006524e 0 1593 2 0x00000000
> Aug 9 09:46:44 strike kernel: : c1421570 00000046 c09fc560 0006524e c0ae1120 c0ae1120 c1421818 00001e4e
> Aug 9 09:46:44 strike kernel: : 00000000 c1620040 00065255 069e8428 00065255 c0ae1120 c0ae1120 c1421818
> Aug 9 09:46:44 strike kernel: : c0ae1120 c0adcb54 c0ae1120 c1421818 f47a4000 d5ef6640 00000001 00000001
> Aug 9 09:46:44 strike kernel: : Call Trace:
> Aug 9 09:46:44 strike kernel: : [<c0462ba7>] ? lock_timer_base+0x27/0x50
> Aug 9 09:46:44 strike kernel: : [<c04635d2>] ? try_to_del_timer_sync+0x62/0xb0
> Aug 9 09:46:44 strike kernel: : [<c0463631>] ? del_timer_sync+0x11/0x20
> Aug 9 09:46:44 strike kernel: : [<c08223c3>] ? schedule_timeout+0x133/0x250
> Aug 9 09:46:44 strike kernel: : [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> Aug 9 09:46:44 strike kernel: : [<c08229ad>] ? mutex_lock+0x1d/0x40
> Aug 9 09:46:44 strike kernel: : [<f9a5180b>] ? afs_osi_TimedSleep+0xdb/0x180 [libafs]
> Aug 9 09:46:44 strike kernel: : [<c044be70>] ? default_wake_function+0x0/0x10
> Aug 9 09:46:44 strike kernel: : [<f9a51b37>] ? afs_osi_Wait+0x67/0xb0 [libafs]
> Aug 9 09:46:44 strike kernel: : [<f9a5d282>] ? afs_CheckServerDaemon+0xf2/0x170 [libafs]
> Aug 9 09:46:44 strike kernel: : [<f9aaa173>] ? afsd_thread+0x3e3/0x650 [libafs]
> Aug 9 09:46:44 strike kernel: : [<f9aa9d90>] ? afsd_thread+0x0/0x650 [libafs]
> Aug 9 09:46:44 strike kernel: : [<c040a13f>] ? kernel_thread_helper+0x7/0x10
>
> -------------------- 8< --------------------
> 2012-07-19 18:49:19 INFO: task afs_rxevent:2657 blocked for more than 120 seconds.
> 2012-07-19 18:49:19 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> 2012-07-19 18:49:19 afs_rxevent D 0000a32d 0 2657 2 0x00000000
> 2012-07-19 18:49:19 f3c85570 00000046 f7083ab0 0000a32d c0ae1120 c0ae1120 f3c85818 00001fb7
> 2012-07-19 18:49:19 00000000 f42bf580 0000a32e 01ccb26d 0000a32e c0ae1120 c0ae1120 f3c85818
> 2012-07-19 18:49:19 c0ae1120 c0adcb54 c0ae1120 f3c85818 c1694000 f3bb2c80 f142bef4 f9b6aaef
> 2012-07-19 18:49:19 Call Trace:
> 2012-07-19 18:49:19 [<f9b6aaef>] ? _rxevent_Post+0x1ff/0x330 [libafs]
> 2012-07-19 18:49:19 [<c0462ba7>] ? lock_timer_base+0x27/0x50
> 2012-07-19 18:49:19 [<c04635d2>] ? try_to_del_timer_sync+0x62/0xb0
> 2012-07-19 18:49:19 [<c0463631>] ? del_timer_sync+0x11/0x20
> 2012-07-19 18:49:19 [<c08223c3>] ? schedule_timeout+0x133/0x250
> 2012-07-19 18:49:19 [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> 2012-07-19 18:49:19 [<c08229ad>] ? mutex_lock+0x1d/0x40
> 2012-07-19 18:49:19 [<f9b7280b>] ? afs_osi_TimedSleep+0xdb/0x180 [libafs]
> 2012-07-19 18:49:19 [<c044be70>] ? default_wake_function+0x0/0x10
> 2012-07-19 18:49:19 [<f9b72b37>] ? afs_osi_Wait+0x67/0xb0 [libafs]
> 2012-07-19 18:49:19 [<f9b6b869>] ? afs_rxevent_daemon+0x69/0x100 [libafs]
> 2012-07-19 18:49:19 [<f9bcb2e5>] ? afsd_thread+0x555/0x650 [libafs]
> 2012-07-19 18:49:19 [<f9bcad90>] ? afsd_thread+0x0/0x650 [libafs]
> 2012-07-19 18:49:19 [<c040a13f>] ? kernel_thread_helper+0x7/0x10
> 2012-07-19 18:49:19 INFO: task afsd:2660 blocked for more than 120 seconds.
> 2012-07-19 18:49:19 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> 2012-07-19 18:49:19 afsd D 0000a32c 0 2660 2 0x00000000
> 2012-07-19 18:49:19 f4088ab0 00000046 f7083ab0 0000a32c c0ae1120 c0ae1120 f4088d58 00002c41
> 2012-07-19 18:49:19 00000000 f4ab4740 0000a330 7a71882d 0000a330 c0ae1120 c0ae1120 f4088d58
> 2012-07-19 18:49:19 c0ae1120 c0adcb54 c0ae1120 f4088d58 c1694000 fa1ac840 f9b5d07f 00000246
> 2012-07-19 18:49:19 Call Trace:
> 2012-07-19 18:49:19 [<f9b5d07f>] ? afs_lhash_enter+0x2f/0x130 [libafs]
> 2012-07-19 18:49:19 [<f9b71398>] ? osi_linux_alloc+0x58/0x3f0 [libafs]
> 2012-07-19 18:49:19 [<c0462ba7>] ? lock_timer_base+0x27/0x50
> 2012-07-19 18:49:19 [<c04635d2>] ? try_to_del_timer_sync+0x62/0xb0
> 2012-07-19 18:49:19 [<c0463631>] ? del_timer_sync+0x11/0x20
> 2012-07-19 18:49:19 [<c08223c3>] ? schedule_timeout+0x133/0x250
> 2012-07-19 18:49:19 [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> 2012-07-19 18:49:19 [<c08229ad>] ? mutex_lock+0x1d/0x40
> 2012-07-19 18:49:19 [<f9b7280b>] ? afs_osi_TimedSleep+0xdb/0x180 [libafs]
> 2012-07-19 18:49:19 [<c044be70>] ? default_wake_function+0x0/0x10
> 2012-07-19 18:49:19 [<f9b72b37>] ? afs_osi_Wait+0x67/0xb0 [libafs]
> 2012-07-19 18:49:19 [<f9b7def3>] ? afs_Daemon+0x353/0x5f0 [libafs]
> 2012-07-19 18:49:19 [<f9bcb03a>] ? afsd_thread+0x2aa/0x650 [libafs]
> 2012-07-19 18:49:19 [<f9bcad90>] ? afsd_thread+0x0/0x650 [libafs]
> 2012-07-19 18:49:19 [<c040a13f>] ? kernel_thread_helper+0x7/0x10
> 2012-07-19 18:49:19 INFO: task afs_checkserver:2670 blocked for more than 120 seconds.
> 2012-07-19 18:49:19 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> 2012-07-19 18:49:19 afs_checkserv D 0000a32c 0 2670 2 0x00000000
> 2012-07-19 18:49:19 f1457030 00000046 f7083ab0 0000a32c c0ae1120 c0ae1120 f14572d8 00001a1a
> 2012-07-19 18:49:19 00000000 c156e740 0000a333 2564a5f6 0000a333 c0ae1120 c0ae1120 f14572d8
> 2012-07-19 18:49:19 c0ae1120 c0adcb54 c0ae1120 f14572d8 c1694000 f14eacc0 00000001 00000001
> 2012-07-19 18:49:19 Call Trace:
> 2012-07-19 18:49:19 [<c0462ba7>] ? lock_timer_base+0x27/0x50
> 2012-07-19 18:49:19 [<c04635d2>] ? try_to_del_timer_sync+0x62/0xb0
> 2012-07-19 18:49:19 [<c0463631>] ? del_timer_sync+0x11/0x20
> 2012-07-19 18:49:19 [<c08223c3>] ? schedule_timeout+0x133/0x250
> 2012-07-19 18:49:19 [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> 2012-07-19 18:49:19 [<c08229ad>] ? mutex_lock+0x1d/0x40
> 2012-07-19 18:49:19 [<f9b7280b>] ? afs_osi_TimedSleep+0xdb/0x180 [libafs]
> 2012-07-19 18:49:19 [<c0474161>] ? remove_wait_queue+0x21/0x40
> 2012-07-19 18:49:19 [<c044be70>] ? default_wake_function+0x0/0x10
> 2012-07-19 18:49:19 [<f9b72b37>] ? afs_osi_Wait+0x67/0xb0 [libafs]
> 2012-07-19 18:49:19 [<f9b7e282>] ? afs_CheckServerDaemon+0xf2/0x170 [libafs]
> 2012-07-19 18:49:19 [<f9bcb173>] ? afsd_thread+0x3e3/0x650 [libafs]
> 2012-07-19 18:49:19 [<f9bcad90>] ? afsd_thread+0x0/0x650 [libafs]
> 2012-07-19 18:49:19 [<c040a13f>] ? kernel_thread_helper+0x7/0x10
> 2012-07-19 18:49:19 INFO: task auth:5668 blocked for more than 120 seconds.
> 2012-07-19 18:49:19 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> 2012-07-19 18:49:19 auth D d2ccfe18 0 5668 5666 0x00000000
> 2012-07-19 18:49:19 f3071ab0 00200082 00000002 d2ccfe18 c1e03b54 00000000 d2ccfeb0 c0a38f60
> 2012-07-19 18:49:19 00000040 f3d02c80 0000a32d f48d9685 0000a32d c0ae1120 c0ae1120 f3071d58
> 2012-07-19 18:49:19 c0ae1120 c0adcb54 c0ae1120 f3071d58 c1e03b54 c076f6e5 0aad1ecc f3071ab0
> 2012-07-19 18:49:19 Call Trace:
> 2012-07-19 18:49:19 [<c076f6e5>] ? sock_recvmsg+0xf5/0x130
> 2012-07-19 18:49:19 [<c04dc80d>] ? find_get_page+0x1d/0x90
> 2012-07-19 18:49:19 [<c04deaaa>] ? filemap_fault+0xba/0x450
> 2012-07-19 18:49:19 [<c0438cca>] ? kmap_atomic_prot+0x11a/0x150
> 2012-07-19 18:49:19 [<c053c598>] ? __d_lookup+0x88/0x100
> 2012-07-19 18:49:19 [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> 2012-07-19 18:49:20 [<c08229ad>] ? mutex_lock+0x1d/0x40
> 2012-07-19 18:49:20 [<f9b5e742>] ? afs_syscall+0x232/0x490 [libafs]
> 2012-07-19 18:49:20 [<c052585f>] ? __dentry_open+0x1af/0x2a0
> 2012-07-19 18:49:20 [<f9b72c60>] ? afs_unlocked_ioctl+0x0/0x70 [libafs]
> 2012-07-19 18:49:20 [<f9b72cbf>] ? afs_unlocked_ioctl+0x5f/0x70 [libafs]
> 2012-07-19 18:49:20 [<c0574763>] ? proc_reg_unlocked_ioctl+0x63/0xe0
> 2012-07-19 18:49:20 [<c0574700>] ? proc_reg_unlocked_ioctl+0x0/0xe0
> 2012-07-19 18:49:20 [<c0537b0b>] ? vfs_ioctl+0x1b/0xa0
> 2012-07-19 18:49:20 [<c0537cec>] ? do_vfs_ioctl+0x6c/0x5c0
> 2012-07-19 18:49:20 [<c052530c>] ? fd_install+0x2c/0x60
> 2012-07-19 18:49:20 [<c05255bc>] ? do_sys_open+0xfc/0x130
> 2012-07-19 18:49:20 [<c05382b6>] ? sys_ioctl+0x76/0x90
> 2012-07-19 18:49:20 [<c0409bdf>] ? sysenter_do_call+0x12/0x28
> 2012-07-19 18:49:20 INFO: task auth:5669 blocked for more than 120 seconds.
> 2012-07-19 18:49:20 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> 2012-07-19 18:49:20 auth D d2df3e18 0 5669 5665 0x00000000
> 2012-07-19 18:49:20 cf584030 00200086 00000002 d2df3e18 c1e03b54 00000000 d2df3eb0 c0a38f60
> 2012-07-19 18:49:20 00000040 f3d02ac0 0000a32d f042d4df 0000a32d c0ae1120 c0ae1120 cf5842d8
> 2012-07-19 18:49:20 c0ae1120 c0adcb54 c0ae1120 cf5842d8 c1e03b54 c076f6e5 0aad1e74 cf584030
> 2012-07-19 18:49:20 Call Trace:
> 2012-07-19 18:49:20 [<c076f6e5>] ? sock_recvmsg+0xf5/0x130
> 2012-07-19 18:49:20 [<c04dc80d>] ? find_get_page+0x1d/0x90
> 2012-07-19 18:49:20 [<c04deaaa>] ? filemap_fault+0xba/0x450
> 2012-07-19 18:49:20 [<c0438cca>] ? kmap_atomic_prot+0x11a/0x150
> 2012-07-19 18:49:20 [<c053c598>] ? __d_lookup+0x88/0x100
> 2012-07-19 18:49:20 [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> 2012-07-19 18:49:20 [<c08229ad>] ? mutex_lock+0x1d/0x40
> 2012-07-19 18:49:20 [<f9b5e742>] ? afs_syscall+0x232/0x490 [libafs]
> 2012-07-19 18:49:20 [<c052585f>] ? __dentry_open+0x1af/0x2a0
> 2012-07-19 18:49:20 [<f9b72c60>] ? afs_unlocked_ioctl+0x0/0x70 [libafs]
> 2012-07-19 18:49:20 [<f9b72cbf>] ? afs_unlocked_ioctl+0x5f/0x70 [libafs]
> 2012-07-19 18:49:20 [<c0574763>] ? proc_reg_unlocked_ioctl+0x63/0xe0
> 2012-07-19 18:49:20 [<c0574700>] ? proc_reg_unlocked_ioctl+0x0/0xe0
> 2012-07-19 18:49:20 [<c0537b0b>] ? vfs_ioctl+0x1b/0xa0
> 2012-07-19 18:49:20 [<c0537cec>] ? do_vfs_ioctl+0x6c/0x5c0
> 2012-07-19 18:49:20 [<c052530c>] ? fd_install+0x2c/0x60
> 2012-07-19 18:49:20 [<c05255bc>] ? do_sys_open+0xfc/0x130
> 2012-07-19 18:49:20 [<c05382b6>] ? sys_ioctl+0x76/0x90
> 2012-07-19 18:49:20 [<c0409bdf>] ? sysenter_do_call+0x12/0x28
> 2012-07-19 18:49:20 INFO: task auth:5670 blocked for more than 120 seconds.
> 2012-07-19 18:49:20 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> 2012-07-19 18:49:20 auth D d2e8de18 0 5670 5664 0x00000000
> 2012-07-19 18:49:20 f1738ab0 00200082 00000002 d2e8de18 c1e03b54 00000000 d2e8deb0 c0a38f60
> 2012-07-19 18:49:20 00000040 f4b8d040 0000a32d f79a92d3 0000a32d c0ae1120 c0ae1120 f1738d58
> 2012-07-19 18:49:20 c0ae1120 c0adcb54 c0ae1120 f1738d58 c1e03b54 c076f6e5 0aad1ef1 f1738ab0
> 2012-07-19 18:49:20 Call Trace:
> 2012-07-19 18:49:20 [<c076f6e5>] ? sock_recvmsg+0xf5/0x130
> 2012-07-19 18:49:20 [<c04dc80d>] ? find_get_page+0x1d/0x90
> 2012-07-19 18:49:20 [<c04deaaa>] ? filemap_fault+0xba/0x450
> 2012-07-19 18:49:20 [<c0438cca>] ? kmap_atomic_prot+0x11a/0x150
> 2012-07-19 18:49:20 [<c053c598>] ? __d_lookup+0x88/0x100
> 2012-07-19 18:49:20 [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> 2012-07-19 18:49:20 [<c08229ad>] ? mutex_lock+0x1d/0x40
> 2012-07-19 18:49:20 [<f9b5e742>] ? afs_syscall+0x232/0x490 [libafs]
> 2012-07-19 18:49:20 [<c052585f>] ? __dentry_open+0x1af/0x2a0
> 2012-07-19 18:49:20 [<f9b72c60>] ? afs_unlocked_ioctl+0x0/0x70 [libafs]
> 2012-07-19 18:49:20 [<f9b72cbf>] ? afs_unlocked_ioctl+0x5f/0x70 [libafs]
> 2012-07-19 18:49:20 [<c0574763>] ? proc_reg_unlocked_ioctl+0x63/0xe0
> 2012-07-19 18:49:20 [<c0574700>] ? proc_reg_unlocked_ioctl+0x0/0xe0
> 2012-07-19 18:49:20 [<c0537b0b>] ? vfs_ioctl+0x1b/0xa0
> 2012-07-19 18:49:20 [<c0537cec>] ? do_vfs_ioctl+0x6c/0x5c0
> 2012-07-19 18:49:20 [<c052530c>] ? fd_install+0x2c/0x60
> 2012-07-19 18:49:20 [<c05255bc>] ? do_sys_open+0xfc/0x130
> 2012-07-19 18:49:20 [<c05382b6>] ? sys_ioctl+0x76/0x90
> 2012-07-19 18:49:20 [<c0409bdf>] ? sysenter_do_call+0x12/0x28
> 2012-07-19 18:49:20 INFO: task auth:5671 blocked for more than 120 seconds.
> 2012-07-19 18:49:20 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> 2012-07-19 18:49:20 auth D 00000009 0 5671 5667 0x00000000
> 2012-07-19 18:49:20 c14c0570 00200086 000000ca 00000009 00000000 000000ca 20000608 00000398
> 2012-07-19 18:49:20 00000000 c15c1900 0000a32d 00000001 0000a32d c0ae1120 c0ae1120 c14c0818
> 2012-07-19 18:49:20 c0ae1120 c0adcb54 c0ae1120 c14c0818 f4176000 d2e6fdd8 00000000 00000000
> 2012-07-19 18:49:20 Call Trace:
> 2012-07-19 18:49:20 [<f9bb3645>] ? afs_GetVolume+0x35/0x150 [libafs]
> 2012-07-19 18:49:20 [<c08229a1>] ? mutex_lock+0x11/0x40
> 2012-07-19 18:49:20 [<f9b989a7>] ? afs_PutVCache+0x67/0x120 [libafs]
> 2012-07-19 18:49:20 [<f9b71ddc>] ? osi_get_keyring_pag+0xcc/0xe0 [libafs]
> 2012-07-19 18:49:20 [<c0541a45>] ? mntput_no_expire+0x15/0xd0
> 2012-07-19 18:49:20 [<f9ba4620>] ? afs_PutFakeStat+0x30/0x60 [libafs]
> 2012-07-19 18:49:20 [<c05f9f33>] ? copy_to_user+0x33/0x110
> 2012-07-19 18:49:20 [<c08229a1>] ? mutex_lock+0x11/0x40
> 2012-07-19 18:49:20 [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> 2012-07-19 18:49:20 [<c08229ad>] ? mutex_lock+0x1d/0x40
> 2012-07-19 18:49:20 [<f9bc220d>] ? afs_dentry_iput+0x1d/0xf0 [libafs]
> 2012-07-19 18:49:20 [<c053b23a>] ? dentry_iput+0x5a/0xe0
> 2012-07-19 18:49:20 [<c053b362>] ? d_kill+0x22/0x50
> 2012-07-19 18:49:20 [<c053c76d>] ? dput+0x5d/0x110
> 2012-07-19 18:49:20 [<f9bcf35c>] ? afs_syscall_pioctl+0x10c/0x350 [libafs]
> 2012-07-19 18:49:20 [<f9b5e775>] ? afs_syscall+0x265/0x490 [libafs]
> 2012-07-19 18:49:20 [<c052585f>] ? __dentry_open+0x1af/0x2a0
> 2012-07-19 18:49:20 [<f9b72c60>] ? afs_unlocked_ioctl+0x0/0x70 [libafs]
> 2012-07-19 18:49:20 [<f9b72cbf>] ? afs_unlocked_ioctl+0x5f/0x70 [libafs]
> 2012-07-19 18:49:20 [<c0574763>] ? proc_reg_unlocked_ioctl+0x63/0xe0
> 2012-07-19 18:49:20 [<c0574700>] ? proc_reg_unlocked_ioctl+0x0/0xe0
> 2012-07-19 18:49:20 [<c0537b0b>] ? vfs_ioctl+0x1b/0xa0
> 2012-07-19 18:49:20 [<c0537cec>] ? do_vfs_ioctl+0x6c/0x5c0
> 2012-07-19 18:49:20 [<c052530c>] ? fd_install+0x2c/0x60
> 2012-07-19 18:49:20 [<c05255bc>] ? do_sys_open+0xfc/0x130
> 2012-07-19 18:49:20 [<c05382b6>] ? sys_ioctl+0x76/0x90
> 2012-07-19 18:49:20 [<c0409bdf>] ? sysenter_do_call+0x12/0x28
> 2012-07-19 18:49:20 INFO: task auth:5675 blocked for more than 120 seconds.
> 2012-07-19 18:49:20 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> 2012-07-19 18:49:20 auth D c0482def 0 5675 2116 0x00000000
> 2012-07-19 18:49:20 d2c49030 00200086 f7017c64 c0482def cf784aae 0000a33e 00000001 002a9caf
> 2012-07-19 18:49:20 00000000 f163e200 0000a33e cf846ba6 0000a33e c0ae1120 c0ae1120 d2c492d8
> 2012-07-19 18:49:20 c0ae1120 c0adcb54 c0ae1120 d2c492d8 c1694000 00000036 fffff000 80000000
> 2012-07-19 18:49:20 Call Trace:
> 2012-07-19 18:49:20 [<c0482def>] ? tick_dev_program_event+0x6f/0xd0
> 2012-07-19 18:49:20 [<c0438d1c>] ? kmap_atomic+0x1c/0x30
> 2012-07-19 18:49:20 [<c053c786>] ? dput+0x76/0x110
> 2012-07-19 18:49:20 [<c0532d5e>] ? __follow_mount+0x4e/0x80
> 2012-07-19 18:49:20 [<c0541a45>] ? mntput_no_expire+0x15/0xd0
> 2012-07-19 18:49:20 [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> 2012-07-19 18:49:20 [<c08229ad>] ? mutex_lock+0x1d/0x40
> 2012-07-19 18:49:20 [<f9bc49ea>] ? afs_linux_getattr+0x4a/0x1a0 [libafs]
> 2012-07-19 18:49:20 [<c0534cf6>] ? user_path_at+0x46/0x80
> 2012-07-19 18:49:20 [<c052cb84>] ? vfs_getattr+0x44/0x70
> 2012-07-19 18:49:20 [<f9bc49a0>] ? afs_linux_getattr+0x0/0x1a0 [libafs]
> 2012-07-19 18:49:20 [<c052cc0f>] ? vfs_fstatat+0x5f/0x70
> 2012-07-19 18:49:20 [<c052cd28>] ? vfs_stat+0x18/0x20
> 2012-07-19 18:49:20 [<c052cd3f>] ? sys_stat64+0xf/0x30
> 2012-07-19 18:49:20 [<c0409bdf>] ? sysenter_do_call+0x12/0x28
> 2012-07-19 18:49:20 INFO: task auth:5680 blocked for more than 120 seconds.
> 2012-07-19 18:49:20 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> 2012-07-19 18:49:20 auth D d2f99e5c 0 5680 2116 0x00000000
> 2012-07-19 18:49:20 f07dfab0 00200082 00000002 d2f99e5c c1e43b54 00000000 00000000 d04f20bc
> 2012-07-19 18:49:20 d2efcac0 c14e6040 0000a33e d523a75a 0000a33e c0ae1120 c0ae1120 f07dfd58
> 2012-07-19 18:49:20 c0ae1120 c0adcb54 c0ae1120 f07dfd58 c1e43b54 00000036 0aae39f7 f07dfab0
> 2012-07-19 18:49:20 Call Trace:
> 2012-07-19 18:49:20 [<c0438d1c>] ? kmap_atomic+0x1c/0x30
> 2012-07-19 18:49:20 [<c053c786>] ? dput+0x76/0x110
> 2012-07-19 18:49:20 [<c0532d5e>] ? __follow_mount+0x4e/0x80
> 2012-07-19 18:49:20 [<c0541a45>] ? mntput_no_expire+0x15/0xd0
> 2012-07-19 18:49:20 [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> 2012-07-19 18:49:20 [<c08229ad>] ? mutex_lock+0x1d/0x40
> 2012-07-19 18:49:20 [<f9bc49ea>] ? afs_linux_getattr+0x4a/0x1a0 [libafs]
> 2012-07-19 18:49:20 [<c0534cf6>] ? user_path_at+0x46/0x80
> 2012-07-19 18:49:20 [<c052cb84>] ? vfs_getattr+0x44/0x70
> 2012-07-19 18:49:20 [<f9bc49a0>] ? afs_linux_getattr+0x0/0x1a0 [libafs]
> 2012-07-19 18:49:20 [<c052cc0f>] ? vfs_fstatat+0x5f/0x70
> 2012-07-19 18:49:20 [<c052cd28>] ? vfs_stat+0x18/0x20
> 2012-07-19 18:49:20 [<c052cd3f>] ? sys_stat64+0xf/0x30
> 2012-07-19 18:49:20 [<c0409bdf>] ? sysenter_do_call+0x12/0x28
> 2012-07-19 18:51:20 INFO: task afs_rxevent:2657 blocked for more than 120 seconds.
> 2012-07-19 18:51:20 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> 2012-07-19 18:51:20 afs_rxevent D 0000a32d 0 2657 2 0x00000000
> 2012-07-19 18:51:20 f3c85570 00000046 f7083ab0 0000a32d c0ae1120 c0ae1120 f3c85818 00001fb7
> 2012-07-19 18:51:20 00000000 f42bf580 0000a32e 01ccb26d 0000a32e c0ae1120 c0ae1120 f3c85818
> 2012-07-19 18:51:20 c0ae1120 c0adcb54 c0ae1120 f3c85818 c1694000 f3bb2c80 f142bef4 f9b6aaef
> 2012-07-19 18:51:20 Call Trace:
> 2012-07-19 18:51:20 [<f9b6aaef>] ? _rxevent_Post+0x1ff/0x330 [libafs]
> 2012-07-19 18:51:20 [<c0462ba7>] ? lock_timer_base+0x27/0x50
> 2012-07-19 18:51:20 [<c04635d2>] ? try_to_del_timer_sync+0x62/0xb0
> 2012-07-19 18:51:20 [<c0463631>] ? del_timer_sync+0x11/0x20
> 2012-07-19 18:51:20 [<c08223c3>] ? schedule_timeout+0x133/0x250
> 2012-07-19 18:51:20 [<c0822aa8>] ? __mutex_lock_slowpath+0xd8/0x140
> 2012-07-19 18:51:20 [<c08229ad>] ? mutex_lock+0x1d/0x40
> 2012-07-19 18:51:20 [<f9b7280b>] ? afs_osi_TimedSleep+0xdb/0x180 [libafs]
> 2012-07-19 18:51:20 [<c044be70>] ? default_wake_function+0x0/0x10
> 2012-07-19 18:51:20 [<f9b72b37>] ? afs_osi_Wait+0x67/0xb0 [libafs]
> 2012-07-19 18:51:20 [<f9b6b869>] ? afs_rxevent_daemon+0x69/0x100 [libafs]
> 2012-07-19 18:51:20 [<f9bcb2e5>] ? afsd_thread+0x555/0x650 [libafs]
> 2012-07-19 18:51:20 [<f9bcad90>] ? afsd_thread+0x0/0x650 [libafs]
> 2012-07-19 18:51:20 [<c040a13f>] ? kernel_thread_helper+0x7/0x10
> -------------------- 8< --------------------
>
> --
> e-mail ::: Leo.Bergolth (at) wu.ac.at
> fax ::: +43-1-31336-906050
> location ::: IT-Services | Vienna University of Economics | Austria
>
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