[Bug 533788] Re: Freezing of tasks failed after 20.00 seconds (1 tasks refused to freeze)

[Matej Kenda]

There are a lot of stack traces like this in the attached kern.log files
(tar.gz):


Mar  7 10:47:35 knd kernel: [ 5347.832081] Freezing user space processes ... 2599]  f11afe88 00000086 f11b8000 00000bcb 00000000 c087c6e0 f11b0f7c c087c6e0
Mar  7 10:47:35 knd kernel: [ 5367.842607]  23b17e8f 000004dd c087c6e0 c087c6e0 f11b0f7c c087c6e0 c087c6e0 f22388c0
Mar  7 10:47:35 knd kernel: [ 5367.842614]  00000000 000004dd f11b0cd0 f11b0cd0 00000000 00000002 f11afe9c c016d88d
Mar  7 10:47:35 knd kernel: [ 5367.842622] Call Trace:
Mar  7 10:47:35 knd kernel: [ 5367.842626]  [<c016d88d>] refrigerator+0xad/0xe0
Mar  7 10:47:35 knd kernel: [ 5367.842631]  [<c015da3d>] get_signal_to_deliver+0x23d/0x3c0
Mar  7 10:47:35 knd kernel: [ 5367.842635]  [<c05a5947>] ? unlock_kernel+0x27/0x30
Mar  7 10:47:35 knd kernel: [ 5367.842640]  [<c03b8bbf>] ? vt_ioctl+0x3f/0x16a0
Mar  7 10:47:35 knd kernel: [ 5367.842644]  [<c0200b1b>] ? __mem_cgroup_try_charge+0x3b/0x1c0
Mar  7 10:47:35 knd kernel: [ 5367.842648]  [<c01030a3>] do_signal+0x73/0x170
Mar  7 10:47:35 knd kernel: [ 5367.842653]  [<c01d06a1>] ? lru_cache_add_lru+0x21/0x40
Mar  7 10:47:35 knd kernel: [ 5367.842658]  [<c01ea914>] ? page_add_new_anon_rmap+0x64/0x70
Mar  7 10:47:35 knd kernel: [ 5367.842663]  [<c03b8b80>] ? vt_ioctl+0x0/0x16a0
Mar  7 10:47:35 knd kernel: [ 5367.842667]  [<c03af5ec>] ? tty_ioctl+0x7c/0x630
Mar  7 10:47:35 knd kernel: [ 5367.842672]  [<c03af570>] ? tty_ioctl+0x0/0x630
Mar  7 10:47:35 knd kernel: [ 5367.842677]  [<c0213a11>] ? vfs_ioctl+0x21/0x90
Mar  7 10:47:35 knd kernel: [ 5367.842682]  [<c0213cf9>] ? do_vfs_ioctl+0x79/0x310
Mar  7 10:47:35 knd kernel: [ 5367.842686]  [<c05a7bb2>] ? do_page_fault+0x152/0x380
Mar  7 10:47:35 knd kernel: [ 5367.842691]  [<c01031f5>] do_notify_resume+0x55/0x80
Mar  7 10:47:35 knd kernel: [ 5367.842695]  [<c01034c8>] work_notifysig+0x13/0x1b

-- 
Freezing of tasks failed after 20.00 seconds (1 tasks refused to freeze)
https://bugs.launchpad.net/bugs/533788
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