Public bug reported:
Gnome desktop has been locked. And system hangs after about 40 minutes.
Trace in /var/log/messages
Jan 15 11:51:34 it16 kernel: [ 8573.561635] lo: Disabled Privacy Extensions
Jan 15 11:51:34 it16 kernel: [ 8573.648928] lo: Disabled Privacy Extensions
Jan 15 13:38:41 it16 kernel: [15000.432526] i915/1 D c08145c0 0
291 2 0x00000000
Jan 15 13:38:41 it16 kernel: [15000.432531] f6bc7f04 00000046 f6b4cb8c
c08145c0 f6b4cdf8 c08145c0 7b235355 00000d6d
Jan 15 13:38:41 it16 kernel: [15000.432540] c08145c0 c08145c0 f6b4cdf8
c08145c0 7b23498f 00000d6d c08145c0 f67fea80
Jan 15 13:38:41 it16 kernel: [15000.432547] f6b4cb60 f68fb414 f68fb418
ffffffff f6bc7f30 c056fc86 f703e480 f68fb41c
Jan 15 13:38:41 it16 kernel: [15000.432555] Call Trace:
Jan 15 13:38:41 it16 kernel: [15000.432564] [<c056fc86>]
__mutex_lock_slowpath+0xc6/0x130
Jan 15 13:38:41 it16 kernel: [15000.432568] [<c056fba0>] mutex_lock+0x20/0x40
Jan 15 13:38:41 it16 kernel: [15000.432592] [<f830ac0a>]
i915_gem_retire_work_handler+0x2a/0x70 [i915]
Jan 15 13:38:41 it16 kernel: [15000.432598] [<c01579ce>]
run_workqueue+0x6e/0x140
Jan 15 13:38:41 it16 kernel: [15000.432620] [<f830abe0>] ?
i915_gem_retire_work_handler+0x0/0x70 [i915]
Jan 15 13:38:41 it16 kernel: [15000.432624] [<c0157b28>]
worker_thread+0x88/0xe0
Jan 15 13:38:41 it16 kernel: [15000.432627] [<c015c170>] ?
autoremove_wake_function+0x0/0x40
Jan 15 13:38:41 it16 kernel: [15000.432630] [<c0157aa0>] ?
worker_thread+0x0/0xe0
Jan 15 13:38:41 it16 kernel: [15000.432633] [<c015be7c>] kthread+0x7c/0x90
Jan 15 13:38:41 it16 kernel: [15000.432635] [<c015be00>] ? kthread+0x0/0x90
Jan 15 13:38:41 it16 kernel: [15000.432638] [<c0104007>]
kernel_thread_helper+0x7/0x10
Jan 15 13:38:41 it16 kernel: [15000.432663] compiz.real D c08145c0 0
2409 2348 0x00000000
Jan 15 13:38:41 it16 kernel: [15000.432667] f5167e20 00200082 c050ce44
c08145c0 f5735a88 c08145c0 8a30002b 00000d6f
Jan 15 13:38:41 it16 kernel: [15000.432672] c08145c0 c08145c0 f5735a88
c08145c0 8a2e5fad 00000d6f c08145c0 f51db340
Jan 15 13:38:41 it16 kernel: [15000.432677] f57357f0 f68fb414 f68fb418
ffffffff f5167e4c c056fc86 00000000 f68fb41c
Jan 15 13:38:41 it16 kernel: [15000.432682] Call Trace:
Jan 15 13:38:41 it16 kernel: [15000.432686] [<c050ce44>] ?
unix_stream_recvmsg+0x1d4/0x440
Jan 15 13:38:41 it16 kernel: [15000.432689] [<c056fc86>]
__mutex_lock_slowpath+0xc6/0x130
Jan 15 13:38:41 it16 kernel: [15000.432692] [<c056fba0>] mutex_lock+0x20/0x40
Jan 15 13:38:41 it16 kernel: [15000.432706] [<f830bc46>]
i915_gem_set_domain_ioctl+0x86/0x110 [i915]
Jan 15 13:38:41 it16 kernel: [15000.432723] [<f82066c0>] drm_ioctl+0x180/0x360
[drm]
Jan 15 13:38:41 it16 kernel: [15000.432738] [<f830bbc0>] ?
i915_gem_set_domain_ioctl+0x0/0x110 [i915]
Jan 15 13:38:41 it16 kernel: [15000.432742] [<c015c170>] ?
autoremove_wake_function+0x0/0x40
Jan 15 13:38:41 it16 kernel: [15000.432746] [<c02c801f>] ?
security_file_permission+0xf/0x20
Jan 15 13:38:41 it16 kernel: [15000.432755] [<c01f51f3>] vfs_ioctl+0x73/0x90
Jan 15 13:38:41 it16 kernel: [15000.432757] [<c01f54c1>]
do_vfs_ioctl+0x71/0x310
Jan 15 13:38:41 it16 kernel: [15000.432761] [<c01e8725>] ? vfs_writev+0x45/0x60
Jan 15 13:38:41 it16 kernel: [15000.432763] [<c01f57bf>] sys_ioctl+0x5f/0x80
Jan 15 13:38:41 it16 kernel: [15000.432766] [<c010336c>] syscall_call+0x7/0xb
Jan 15 13:40:41 it16 kernel: [15120.432525] i915/1 D c08145c0 0
291 2 0x00000000
Jan 15 13:40:41 it16 kernel: [15120.432531] f6bc7f04 00000046 f6b4cb8c
c08145c0 f6b4cdf8 c08145c0 7b235355 00000d6d
Jan 15 13:40:41 it16 kernel: [15120.432539] c08145c0 c08145c0 f6b4cdf8
c08145c0 7b23498f 00000d6d c08145c0 f67fea80
Jan 15 13:40:41 it16 kernel: [15120.432546] f6b4cb60 f68fb414 f68fb418
ffffffff f6bc7f30 c056fc86 f703e480 f68fb41c
Jan 15 13:40:41 it16 kernel: [15120.432554] Call Trace:
Jan 15 13:40:41 it16 kernel: [15120.432563] [<c056fc86>]
__mutex_lock_slowpath+0xc6/0x130
Jan 15 13:40:41 it16 kernel: [15120.432567] [<c056fba0>] mutex_lock+0x20/0x40
Jan 15 13:40:41 it16 kernel: [15120.432591] [<f830ac0a>]
i915_gem_retire_work_handler+0x2a/0x70 [i915]
Jan 15 13:40:41 it16 kernel: [15120.432597] [<c01579ce>]
run_workqueue+0x6e/0x140
Jan 15 13:40:41 it16 kernel: [15120.432620] [<f830abe0>] ?
i915_gem_retire_work_handler+0x0/0x70 [i915]
Jan 15 13:40:41 it16 kernel: [15120.432623] [<c0157b28>]
worker_thread+0x88/0xe0
Jan 15 13:40:41 it16 kernel: [15120.432627] [<c015c170>] ?
autoremove_wake_function+0x0/0x40
Jan 15 13:40:41 it16 kernel: [15120.432630] [<c0157aa0>] ?
worker_thread+0x0/0xe0
Jan 15 13:40:41 it16 kernel: [15120.432632] [<c015be7c>] kthread+0x7c/0x90
Jan 15 13:40:41 it16 kernel: [15120.432635] [<c015be00>] ? kthread+0x0/0x90
Jan 15 13:40:41 it16 kernel: [15120.432638] [<c0104007>]
kernel_thread_helper+0x7/0x10
Jan 15 13:40:41 it16 kernel: [15120.432663] compiz.real D c08145c0 0
2409 2348 0x00000000
Jan 15 13:40:41 it16 kernel: [15120.432667] f5167e20 00200082 c050ce44
c08145c0 f5735a88 c08145c0 8a30002b 00000d6f
Jan 15 13:40:41 it16 kernel: [15120.432672] c08145c0 c08145c0 f5735a88
c08145c0 8a2e5fad 00000d6f c08145c0 f51db340
Jan 15 13:40:41 it16 kernel: [15120.432677] f57357f0 f68fb414 f68fb418
ffffffff f5167e4c c056fc86 00000000 f68fb41c
Jan 15 13:40:41 it16 kernel: [15120.432682] Call Trace:
Jan 15 13:40:41 it16 kernel: [15120.432686] [<c050ce44>] ?
unix_stream_recvmsg+0x1d4/0x440
Jan 15 13:40:41 it16 kernel: [15120.432689] [<c056fc86>]
__mutex_lock_slowpath+0xc6/0x130
Jan 15 13:40:41 it16 kernel: [15120.432692] [<c056fba0>] mutex_lock+0x20/0x40
Jan 15 13:40:41 it16 kernel: [15120.432706] [<f830bc46>]
i915_gem_set_domain_ioctl+0x86/0x110 [i915]
Jan 15 13:40:41 it16 kernel: [15120.432723] [<f82066c0>] drm_ioctl+0x180/0x360
[drm]
Jan 15 13:40:41 it16 kernel: [15120.432739] [<f830bbc0>] ?
i915_gem_set_domain_ioctl+0x0/0x110 [i915]
Jan 15 13:40:41 it16 kernel: [15120.432742] [<c015c170>] ?
autoremove_wake_function+0x0/0x40
Jan 15 13:40:41 it16 kernel: [15120.432747] [<c02c801f>] ?
security_file_permission+0xf/0x20
Jan 15 13:40:41 it16 kernel: [15120.432755] [<c01f51f3>] vfs_ioctl+0x73/0x90
Jan 15 13:40:41 it16 kernel: [15120.432758] [<c01f54c1>]
do_vfs_ioctl+0x71/0x310
Jan 15 13:40:41 it16 kernel: [15120.432761] [<c01e8725>] ? vfs_writev+0x45/0x60
Jan 15 13:40:41 it16 kernel: [15120.432764] [<c01f57bf>] sys_ioctl+0x5f/0x80
Jan 15 13:40:41 it16 kernel: [15120.432767] [<c010336c>] syscall_call+0x7/0xb
Jan 15 13:44:41 it16 kernel: [15360.432524] i915/1 D c08145c0 0
291 2 0x00000000
Jan 15 13:44:41 it16 kernel: [15360.432530] f6bc7f04 00000046 f6b4cb8c
c08145c0 f6b4cdf8 c08145c0 f847b257 00000dd9
Jan 15 13:44:41 it16 kernel: [15360.432538] c08145c0 c08145c0 f6b4cdf8
c08145c0 f847a7b1 00000dd9 c08145c0 f51dac40
Jan 15 13:44:41 it16 kernel: [15360.432546] f6b4cb60 f68fb414 f68fb418
ffffffff f6bc7f30 c056fc86 f703e480 f68fb41c
Jan 15 13:44:41 it16 kernel: [15360.432554] Call Trace:
Jan 15 13:44:41 it16 kernel: [15360.432572] [<c056fc86>]
__mutex_lock_slowpath+0xc6/0x130
Jan 15 13:44:41 it16 kernel: [15360.432576] [<c056fba0>] mutex_lock+0x20/0x40
Jan 15 13:44:41 it16 kernel: [15360.432594] [<f830ac0a>]
i915_gem_retire_work_handler+0x2a/0x70 [i915]
Jan 15 13:44:41 it16 kernel: [15360.432600] [<c01579ce>]
run_workqueue+0x6e/0x140
Jan 15 13:44:41 it16 kernel: [15360.432623] [<f830abe0>] ?
i915_gem_retire_work_handler+0x0/0x70 [i915]
Jan 15 13:44:41 it16 kernel: [15360.432627] [<c0157b28>]
worker_thread+0x88/0xe0
Jan 15 13:44:41 it16 kernel: [15360.432630] [<c015c170>] ?
autoremove_wake_function+0x0/0x40
Jan 15 13:44:41 it16 kernel: [15360.432633] [<c0157aa0>] ?
worker_thread+0x0/0xe0
Jan 15 13:44:41 it16 kernel: [15360.432636] [<c015be7c>] kthread+0x7c/0x90
Jan 15 13:44:41 it16 kernel: [15360.432638] [<c015be00>] ? kthread+0x0/0x90
Jan 15 13:44:41 it16 kernel: [15360.432642] [<c0104007>]
kernel_thread_helper+0x7/0x10
Jan 15 13:44:41 it16 kernel: [15360.432667] compiz.real D c08145c0 0
2409 2348 0x00000000
Jan 15 13:44:41 it16 kernel: [15360.432670] f5167e20 00200082 c050ce44
c08145c0 f5735a88 c08145c0 bcdbb175 00000dd9
Jan 15 13:44:41 it16 kernel: [15360.432676] c08145c0 c08145c0 f5735a88
c08145c0 bcdba54a 00000dd9 c08145c0 f51db340
Jan 15 13:44:41 it16 kernel: [15360.432681] f57357f0 f68fb414 f68fb418
ffffffff f5167e4c c056fc86 00000000 f68fb41c
Jan 15 13:44:41 it16 kernel: [15360.432686] Call Trace:
Jan 15 13:44:41 it16 kernel: [15360.432690] [<c050ce44>] ?
unix_stream_recvmsg+0x1d4/0x440
Jan 15 13:44:41 it16 kernel: [15360.432693] [<c056fc86>]
__mutex_lock_slowpath+0xc6/0x130
Jan 15 13:44:41 it16 kernel: [15360.432696] [<c056fba0>] mutex_lock+0x20/0x40
Jan 15 13:44:41 it16 kernel: [15360.432710] [<f830bc46>]
i915_gem_set_domain_ioctl+0x86/0x110 [i915]
Jan 15 13:44:41 it16 kernel: [15360.432727] [<f82066c0>] drm_ioctl+0x180/0x360
[drm]
Jan 15 13:44:41 it16 kernel: [15360.432742] [<f830bbc0>] ?
i915_gem_set_domain_ioctl+0x0/0x110 [i915]
Jan 15 13:44:41 it16 kernel: [15360.432745] [<c015c170>] ?
autoremove_wake_function+0x0/0x40
Jan 15 13:44:41 it16 kernel: [15360.432750] [<c02c801f>] ?
security_file_permission+0xf/0x20
Jan 15 13:44:41 it16 kernel: [15360.432758] [<c01f51f3>] vfs_ioctl+0x73/0x90
Jan 15 13:44:41 it16 kernel: [15360.432761] [<c01f54c1>]
do_vfs_ioctl+0x71/0x310
Jan 15 13:44:41 it16 kernel: [15360.432764] [<c01e8725>] ? vfs_writev+0x45/0x60
Jan 15 13:44:41 it16 kernel: [15360.432767] [<c01f57bf>] sys_ioctl+0x5f/0x80
Jan 15 13:44:41 it16 kernel: [15360.432770] [<c010336c>] syscall_call+0x7/0xb
Jan 15 13:46:41 it16 kernel: [15480.432525] i915/1 D c08145c0 0
291 2 0x00000000
Jan 15 13:46:41 it16 kernel: [15480.432531] f6bc7f04 00000046 f6b4cb8c
c08145c0 f6b4cdf8 c08145c0 f847b257 00000dd9
Jan 15 13:46:41 it16 kernel: [15480.432539] c08145c0 c08145c0 f6b4cdf8
c08145c0 f847a7b1 00000dd9 c08145c0 f51dac40
Jan 15 13:46:41 it16 kernel: [15480.432547] f6b4cb60 f68fb414 f68fb418
ffffffff f6bc7f30 c056fc86 f703e480 f68fb41c
Jan 15 13:46:41 it16 kernel: [15480.432555] Call Trace:
Jan 15 13:46:41 it16 kernel: [15480.432573] [<c056fc86>]
__mutex_lock_slowpath+0xc6/0x130
Jan 15 13:46:41 it16 kernel: [15480.432578] [<c056fba0>] mutex_lock+0x20/0x40
Jan 15 13:46:41 it16 kernel: [15480.432595] [<f830ac0a>]
i915_gem_retire_work_handler+0x2a/0x70 [i915]
Jan 15 13:46:41 it16 kernel: [15480.432601] [<c01579ce>]
run_workqueue+0x6e/0x140
Jan 15 13:46:41 it16 kernel: [15480.432623] [<f830abe0>] ?
i915_gem_retire_work_handler+0x0/0x70 [i915]
Jan 15 13:46:41 it16 kernel: [15480.432626] [<c0157b28>]
worker_thread+0x88/0xe0
Jan 15 13:46:41 it16 kernel: [15480.432630] [<c015c170>] ?
autoremove_wake_function+0x0/0x40
Jan 15 13:46:41 it16 kernel: [15480.432633] [<c0157aa0>] ?
worker_thread+0x0/0xe0
Jan 15 13:46:41 it16 kernel: [15480.432635] [<c015be7c>] kthread+0x7c/0x90
Jan 15 13:46:41 it16 kernel: [15480.432638] [<c015be00>] ? kthread+0x0/0x90
Jan 15 13:46:41 it16 kernel: [15480.432641] [<c0104007>]
kernel_thread_helper+0x7/0x10
Jan 15 13:46:41 it16 kernel: [15480.432666] compiz.real D c08145c0 0
2409 2348 0x00000000
Jan 15 13:46:41 it16 kernel: [15480.432670] f5167e20 00200082 c050ce44
c08145c0 f5735a88 c08145c0 bcdbb175 00000dd9
Jan 15 13:46:41 it16 kernel: [15480.432675] c08145c0 c08145c0 f5735a88
c08145c0 bcdba54a 00000dd9 c08145c0 f51db340
Jan 15 13:46:41 it16 kernel: [15480.432680] f57357f0 f68fb414 f68fb418
ffffffff f5167e4c c056fc86 00000000 f68fb41c
Jan 15 13:46:41 it16 kernel: [15480.432685] Call Trace:
Jan 15 13:46:41 it16 kernel: [15480.432689] [<c050ce44>] ?
unix_stream_recvmsg+0x1d4/0x440
Jan 15 13:46:41 it16 kernel: [15480.432692] [<c056fc86>]
__mutex_lock_slowpath+0xc6/0x130
Jan 15 13:46:41 it16 kernel: [15480.432695] [<c056fba0>] mutex_lock+0x20/0x40
Jan 15 13:46:41 it16 kernel: [15480.432710] [<f830bc46>]
i915_gem_set_domain_ioctl+0x86/0x110 [i915]
Jan 15 13:46:41 it16 kernel: [15480.432727] [<f82066c0>] drm_ioctl+0x180/0x360
[drm]
Jan 15 13:46:41 it16 kernel: [15480.432742] [<f830bbc0>] ?
i915_gem_set_domain_ioctl+0x0/0x110 [i915]
Jan 15 13:46:41 it16 kernel: [15480.432746] [<c015c170>] ?
autoremove_wake_function+0x0/0x40
Jan 15 13:46:41 it16 kernel: [15480.432750] [<c02c801f>] ?
security_file_permission+0xf/0x20
Jan 15 13:46:41 it16 kernel: [15480.432759] [<c01f51f3>] vfs_ioctl+0x73/0x90
Jan 15 13:46:41 it16 kernel: [15480.432761] [<c01f54c1>]
do_vfs_ioctl+0x71/0x310
Jan 15 13:46:41 it16 kernel: [15480.432765] [<c01e8725>] ? vfs_writev+0x45/0x60
Jan 15 13:46:41 it16 kernel: [15480.432767] [<c01f57bf>] sys_ioctl+0x5f/0x80
Jan 15 13:46:41 it16 kernel: [15480.432770] [<c010336c>] syscall_call+0x7/0xb
Jan 15 13:48:41 it16 kernel: [15600.432656] i915/1 D c08145c0 0
291 2 0x00000000
Jan 15 13:48:41 it16 kernel: [15600.432660] f6bc7f04 00000046 f6b4cb8c
c08145c0 f6b4cdf8 c08145c0 f847b257 00000dd9
Jan 15 13:48:41 it16 kernel: [15600.432665] c08145c0 c08145c0 f6b4cdf8
c08145c0 f847a7b1 00000dd9 c08145c0 f51dac40
Jan 15 13:48:41 it16 kernel: [15600.432671] f6b4cb60 f68fb414 f68fb418
ffffffff f6bc7f30 c056fc86 f703e480 f68fb41c
Jan 15 13:48:41 it16 kernel: [15600.432676] Call Trace:
Jan 15 13:48:41 it16 kernel: [15600.432692] [<c056fc86>]
__mutex_lock_slowpath+0xc6/0x130
Jan 15 13:48:41 it16 kernel: [15600.432695] [<c056fba0>] mutex_lock+0x20/0x40
Jan 15 13:48:41 it16 kernel: [15600.432707] [<f830ac0a>]
i915_gem_retire_work_handler+0x2a/0x70 [i915]
Jan 15 13:48:41 it16 kernel: [15600.432711] [<c01579ce>]
run_workqueue+0x6e/0x140
Jan 15 13:48:41 it16 kernel: [15600.432725] [<f830abe0>] ?
i915_gem_retire_work_handler+0x0/0x70 [i915]
Jan 15 13:48:41 it16 kernel: [15600.432729] [<c0157b28>]
worker_thread+0x88/0xe0
Jan 15 13:48:41 it16 kernel: [15600.432732] [<c015c170>] ?
autoremove_wake_function+0x0/0x40
Jan 15 13:48:41 it16 kernel: [15600.432735] [<c0157aa0>] ?
worker_thread+0x0/0xe0
Jan 15 13:48:41 it16 kernel: [15600.432738] [<c015be7c>] kthread+0x7c/0x90
Jan 15 13:48:41 it16 kernel: [15600.432740] [<c015be00>] ? kthread+0x0/0x90
Jan 15 13:48:41 it16 kernel: [15600.432744] [<c0104007>]
kernel_thread_helper+0x7/0x10
Jan 15 13:48:41 it16 kernel: [15600.432769] compiz.real D c08145c0 0
2409 2348 0x00000000
Jan 15 13:48:41 it16 kernel: [15600.432772] f5167e20 00200082 c050ce44
c08145c0 f5735a88 c08145c0 bcdbb175 00000dd9
Jan 15 13:48:41 it16 kernel: [15600.432777] c08145c0 c08145c0 f5735a88
c08145c0 bcdba54a 00000dd9 c08145c0 f51db340
Jan 15 13:48:41 it16 kernel: [15600.432783] f57357f0 f68fb414 f68fb418
ffffffff f5167e4c c056fc86 00000000 f68fb41c
Jan 15 13:48:41 it16 kernel: [15600.432788] Call Trace:
Jan 15 13:48:41 it16 kernel: [15600.432791] [<c050ce44>] ?
unix_stream_recvmsg+0x1d4/0x440
Jan 15 13:48:41 it16 kernel: [15600.432795] [<c056fc86>]
__mutex_lock_slowpath+0xc6/0x130
Jan 15 13:48:41 it16 kernel: [15600.432797] [<c056fba0>] mutex_lock+0x20/0x40
Jan 15 13:48:41 it16 kernel: [15600.432812] [<f830bc46>]
i915_gem_set_domain_ioctl+0x86/0x110 [i915]
Jan 15 13:48:41 it16 kernel: [15600.432829] [<f82066c0>] drm_ioctl+0x180/0x360
[drm]
Jan 15 13:48:41 it16 kernel: [15600.432844] [<f830bbc0>] ?
i915_gem_set_domain_ioctl+0x0/0x110 [i915]
Jan 15 13:48:41 it16 kernel: [15600.432848] [<c015c170>] ?
autoremove_wake_function+0x0/0x40
Jan 15 13:48:41 it16 kernel: [15600.432852] [<c02c801f>] ?
security_file_permission+0xf/0x20
Jan 15 13:48:41 it16 kernel: [15600.432860] [<c01f51f3>] vfs_ioctl+0x73/0x90
Jan 15 13:48:41 it16 kernel: [15600.432863] [<c01f54c1>]
do_vfs_ioctl+0x71/0x310
Jan 15 13:48:41 it16 kernel: [15600.432867] [<c01e8725>] ? vfs_writev+0x45/0x60
Jan 15 13:48:41 it16 kernel: [15600.432869] [<c01f57bf>] sys_ioctl+0x5f/0x80
Jan 15 13:48:41 it16 kernel: [15600.432872] [<c010336c>] syscall_call+0x7/0xb
** Affects: ubuntu
Importance: Undecided
Status: New
--
i915 crash, black screen, system halted
https://bugs.launchpad.net/bugs/507903
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