Hi - sorry for losing track of this bug. The freezes persist in raring
with all the latest updates, so I'm reopening this bug. I've done a
little research and have managed to obtain a kernel log with
drm.debug=6. Perhaps this helps? If you need any other info please let
me know.
Feb 2 22:56:45 fourish kernel: [ 721.108138] INFO: task Xorg:1059 blocked for
more than 120 seconds.
Feb 2 22:56:45 fourish kernel: [ 721.108157] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 2 22:56:45 fourish kernel: [ 721.108167] Xorg D f7400100 0
1059 1025 0x00400004
Feb 2 22:56:45 fourish kernel: [ 721.108187] cb4fdd54 00203086 e25d4ce0
f7400100 f7400100 cb4fdcf8 c19c2100 0d3071d7
Feb 2 22:56:45 fourish kernel: [ 721.108217] 00000086 c19c2100 f7400100
f68599a0 00000001 00000001 c9f4a0c4 00000001
Feb 2 22:56:45 fourish kernel: [ 721.108243] 00000000 c9e74400 000bdd3c
c9e74c00 cb4fdd2c c103ce48 cb4fdd40 cb4fdd38
Feb 2 22:56:45 fourish kernel: [ 721.108271] Call Trace:
Feb 2 22:56:45 fourish kernel: [ 721.108303] [<c103ce48>] ?
default_spin_lock_flags+0x8/0x10
Feb 2 22:56:45 fourish kernel: [ 721.108321] [<c103ce48>] ?
default_spin_lock_flags+0x8/0x10
Feb 2 22:56:45 fourish kernel: [ 721.108339] [<c16103ed>] ?
_raw_spin_lock_irqsave+0x2d/0x40
Feb 2 22:56:45 fourish kernel: [ 721.108355] [<c160f533>] schedule+0x23/0x60
Feb 2 22:56:45 fourish kernel: [ 721.108453] [<f88d31d5>]
intel_crtc_wait_for_pending_flips+0x55/0xa0 [i915]
Feb 2 22:56:45 fourish kernel: [ 721.108471] [<c106bc20>] ?
finish_wait+0x70/0x70
Feb 2 22:56:45 fourish kernel: [ 721.108550] [<f88d597a>]
i9xx_crtc_disable+0x6a/0x150 [i915]
Feb 2 22:56:45 fourish kernel: [ 721.108632] [<f88d9ede>]
intel_crtc_update_dpms+0x5e/0x90 [i915]
Feb 2 22:56:45 fourish kernel: [ 721.108712] [<f88dfa56>]
intel_crt_dpms+0x66/0xa0 [i915]
Feb 2 22:56:45 fourish kernel: [ 721.108780] [<f8653505>]
drm_mode_obj_set_property_ioctl+0x385/0x3a0 [drm]
Feb 2 22:56:45 fourish kernel: [ 721.108797] [<c160e098>] ?
mutex_lock+0x18/0x40
Feb 2 22:56:45 fourish kernel: [ 721.108857] [<f8653557>]
drm_mode_connector_property_set_ioctl+0x37/0x50 [drm]
Feb 2 22:56:45 fourish kernel: [ 721.108917] [<f8653520>] ?
drm_mode_obj_set_property_ioctl+0x3a0/0x3a0 [drm]
Feb 2 22:56:45 fourish kernel: [ 721.108971] [<f8643eda>]
drm_ioctl+0x42a/0x490 [drm]
Feb 2 22:56:45 fourish kernel: [ 721.109036] [<f8653520>] ?
drm_mode_obj_set_property_ioctl+0x3a0/0x3a0 [drm]
Feb 2 22:56:45 fourish kernel: [ 721.109059] [<c115f187>] ?
do_sync_read+0x97/0xd0
Feb 2 22:56:45 fourish kernel: [ 721.109114] [<f8643ab0>] ?
drm_copy_field+0x80/0x80 [drm]
Feb 2 22:56:45 fourish kernel: [ 721.109131] [<c116f0a0>]
do_vfs_ioctl+0x80/0x580
Feb 2 22:56:45 fourish kernel: [ 721.109149] [<c109a0bb>] ?
ktime_get_ts+0x4b/0x150
Feb 2 22:56:45 fourish kernel: [ 721.109165] [<c116f60b>] sys_ioctl+0x6b/0x80
Feb 2 22:56:45 fourish kernel: [ 721.109182] [<c161758d>]
sysenter_do_call+0x12/0x28
** Changed in: xserver-xorg-video-intel (Ubuntu)
Status: Expired => New
** Attachment added: "kernel.log"
https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/1048230/+attachment/3512626/+files/kernel.log
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https://bugs.launchpad.net/bugs/1048230
Title:
display freezes
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