kernel-packages team mailing list archive

[Brad Figg <brad.figg@xxxxxxxxxxxxx>]

This bug is missing log files that will aid in diagnosing the problem.
>From a terminal window please run:

apport-collect 1392071

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.

** Changed in: linux (Ubuntu)
       Status: New => Incomplete

** Tags added: trusty

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1392071

Title:
  sane (scanimage -L) hangs

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  dmesg:

  [ 3600.928077] INFO: task saned:8150 blocked for more than 120 seconds.
  [ 3600.928089]       Not tainted 3.13.0-39-generic #66-Ubuntu
  [ 3600.928091] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
  [ 3600.928094] saned           D da5d1540     0  8150   1185 0x00000000
  [ 3600.928102]  c649fec8 00200086 c108a36a da5d1540 00000000 c1a92540 4a81b2d8 000002bb
  [ 3600.928109]  c1a92540 d67a4e00 da23c100 da5d1540 00000000 da23c144 da23c144 0000241d
  [ 3600.928115]  c649fecc c1088fab da5d1540 da5d1540 da08a700 da5d1540 da5d1540 c649feb4
  [ 3600.928122] Call Trace:
  [ 3600.928140]  [<c108a36a>] ? check_preempt_wakeup+0x1aa/0x250
  [ 3600.928145]  [<c1088fab>] ? update_curr+0x12b/0x1e0
  [ 3600.928154]  [<c10864bd>] ? __enqueue_entity+0x6d/0x80
  [ 3600.928179]  [<c16578d3>] schedule_preempt_disabled+0x23/0x60
  [ 3600.928184]  [<c165921d>] __mutex_lock_slowpath+0x10d/0x171
  [ 3600.928190]  [<c165874c>] mutex_lock+0x1c/0x28
  [ 3600.928198]  [<dc88cbfb>] pp_ioctl+0x1b/0x40 [ppdev]
  [ 3600.928203]  [<dc88cbe0>] ? pp_do_ioctl+0x860/0x860 [ppdev]
  [ 3600.928211]  [<c118a252>] do_vfs_ioctl+0x2e2/0x4d0
  [ 3600.928215]  [<c16570b8>] ? __schedule+0x358/0x770
  [ 3600.928219]  [<c118718d>] ? final_putname+0x1d/0x40
  [ 3600.928223]  [<c1187334>] ? putname+0x24/0x40
  [ 3600.928234]  [<c1178c06>] ? do_sys_open+0x196/0x260
  [ 3600.928238]  [<c118a4a0>] SyS_ioctl+0x60/0x80
  [ 3600.928248]  [<c1661c8d>] sysenter_do_call+0x12/0x12
  [ 3600.928254] INFO: task scanimage:8549 blocked for more than 120 seconds.
  [ 3600.928256]       Not tainted 3.13.0-39-generic #66-Ubuntu
  [ 3600.928258] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
  [ 3600.928260] scanimage       D d467db00     0  8549   8422 0x00000000
  [ 3600.928264]  d52dfec8 00000082 d467db00 d467db00 d52dfef4 c1a92540 c1924a00 00000024
  [ 3600.928270]  c1a92540 c1924a00 d467db00 da5d1540 00000000 00000008 db026aa4 00000000
  [ 3600.928276]  d52dfef4 c0190d20 d52dfee0 c1186d00 d52dff80 d52dfec0 daf01000 00000000
  [ 3600.928282] Call Trace:
  [ 3600.928287]  [<c1186d00>] ? path_openat+0xb0/0x520
  [ 3600.928293]  [<c16578d3>] schedule_preempt_disabled+0x23/0x60
  [ 3600.928297]  [<c165921d>] __mutex_lock_slowpath+0x10d/0x171
  [ 3600.928302]  [<c165874c>] mutex_lock+0x1c/0x28
  [ 3600.928307]  [<dc88cbfb>] pp_ioctl+0x1b/0x40 [ppdev]
  [ 3600.928312]  [<dc88cbe0>] ? pp_do_ioctl+0x860/0x860 [ppdev]
  [ 3600.928316]  [<c118a252>] do_vfs_ioctl+0x2e2/0x4d0
  [ 3600.928320]  [<c118718d>] ? final_putname+0x1d/0x40
  [ 3600.928324]  [<c118718d>] ? final_putname+0x1d/0x40
  [ 3600.928327]  [<c1187334>] ? putname+0x24/0x40
  [ 3600.928331]  [<c1178c06>] ? do_sys_open+0x196/0x260
  [ 3600.928336]  [<c118a4a0>] SyS_ioctl+0x60/0x80
  [ 3600.928340]  [<c1661c8d>] sysenter_do_call+0x12/0x12

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1392071/+subscriptions