This seems very similar to the bug I'm experiencing, on an Asus Eee PC 1000HE, with 945GME.
I can get out of it with magic SysRq R-E. If it is, in fact, the same, we can at least drop the amd64 tag. [ 9960.352098] INFO: task i915:246 blocked for more than 120 seconds. [ 9960.352110] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 9960.352121] i915 D 00001110 0 246 2 0x00000000 [ 9960.352138] f6a97ed0 00000046 00000336 00001110 00000000 c0846740 f6a642bc c0846740 [ 9960.352162] 96b1f240 000008e7 c0846740 c0846740 f6a642bc c0846740 c0846740 f522ca80 [ 9960.352184] 96b1cf46 000008e7 f6a64010 f686ec14 f686ec18 ffffffff f6a97efc c058a556 [ 9960.352206] Call Trace: [ 9960.352230] [<c058a556>] __mutex_lock_slowpath+0xc6/0x130 [ 9960.352244] [<c058a475>] mutex_lock+0x25/0x40 [ 9960.352317] [<f82f9673>] intel_idle_update+0x33/0x180 [i915] [ 9960.352334] [<c013eff3>] ? finish_task_switch+0x43/0xc0 [ 9960.352346] [<c058955c>] ? schedule+0x44c/0x840 [ 9960.352361] [<c016369e>] run_workqueue+0x8e/0x150 [ 9960.352421] [<f82f9640>] ? intel_idle_update+0x0/0x180 [i915] [ 9960.352435] [<c01637e4>] worker_thread+0x84/0xe0 [ 9960.352449] [<c0167740>] ? autoremove_wake_function+0x0/0x50 [ 9960.352462] [<c0163760>] ? worker_thread+0x0/0xe0 [ 9960.352473] [<c01674b4>] kthread+0x74/0x80 [ 9960.352485] [<c0167440>] ? kthread+0x0/0x80 [ 9960.352499] [<c0104087>] kernel_thread_helper+0x7/0x10 [ 9960.352537] INFO: task Xorg:964 blocked for more than 120 seconds. [ 9960.352545] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 9960.352554] Xorg D 0001ada4 0 964 918 0x00400004 [ 9960.352568] f3d8fe20 00203086 00000034 0001ada4 00000000 c0846740 f3d59c4c c0846740 [ 9960.352590] 78cc19be 000008e7 c0846740 c0846740 f3d59c4c c0846740 c0846740 f5198700 [ 9960.352612] 78caf886 000008e7 f3d599a0 f686ec14 f686ec18 ffffffff f3d8fe4c c058a556 [ 9960.352634] Call Trace: [ 9960.352647] [<c058a556>] __mutex_lock_slowpath+0xc6/0x130 [ 9960.352660] [<c058a475>] mutex_lock+0x25/0x40 [ 9960.352716] [<f82ea220>] i915_gem_throttle_ioctl+0x30/0x70 [i915] [ 9960.352771] [<f81527cd>] drm_ioctl+0x25d/0x3e0 [drm] [ 9960.352841] [<f82ea1f0>] ? i915_gem_throttle_ioctl+0x0/0x70 [i915] [ 9960.352870] [<c01410f9>] ? update_curr+0x169/0x2a0 [ 9960.352883] [<c016d4f5>] ? sched_clock_local+0xa5/0x180 [ 9960.352897] [<c016aaaf>] ? __remove_hrtimer+0x2f/0xa0 [ 9960.352910] [<c016ae38>] ? lock_hrtimer_base+0x28/0x50 [ 9960.352923] [<c016bc86>] ? hrtimer_try_to_cancel+0x36/0xb0 [ 9960.352974] [<f8152570>] ? drm_ioctl+0x0/0x3e0 [drm] [ 9960.353001] [<c0216231>] vfs_ioctl+0x21/0x90 [ 9960.353023] [<c058955c>] ? schedule+0x44c/0x840 [ 9960.353040] [<c0216519>] do_vfs_ioctl+0x79/0x310 [ 9960.353058] [<c0150ca0>] ? sys_setitimer+0x40/0x90 [ 9960.353075] [<c0216817>] sys_ioctl+0x67/0x80 [ 9960.353093] [<c01033ec>] syscall_call+0x7/0xb -- [i945gm] Random X hang https://bugs.launchpad.net/bugs/560376 You received this bug notification because you are a member of Ubuntu-X, which is the registrant for xf86-video-intel. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
