ubuntu-x-swat team mailing list archive

[Franck <alci@xxxxxxxxxx>]

Hi,

I encounter the same problem on a Sony Vaio (SZ4MN) with i945GM.

lspci -v

00:02.0 VGA compatible controller: Intel Corporation Mobile 945GM/GMS, 943/940GML Express Integrated Graphics Controller (rev 03)
	Subsystem: Sony Corporation Device 81e6
	Flags: bus master, fast devsel, latency 0, IRQ 16
	Memory at f8300000 (32-bit, non-prefetchable) [size=512K]
	I/O ports at 1800 [size=8]
	Memory at d0000000 (32-bit, prefetchable) [size=256M]
	Memory at f8400000 (32-bit, non-prefetchable) [size=256K]
	Capabilities: <access denied>
	Kernel driver in use: i915
	Kernel modules: i915


The output in /var/log/message is :

Oct 13 09:42:05 franck-laptop kernel: [  447.870056] i2c-adapter i2c-1: unable
to read EDID block.
Oct 13 09:42:05 franck-laptop kernel: [  447.870061] i915 0000:00:02.0:
LVDS-1: no EDID data
Oct 13 09:42:05 franck-laptop kernel: [  447.911682] [drm] TV-12: set mode
NTSC 480i 0
Oct 13 09:42:05 franck-laptop kernel: [  448.054970] [drm] TV-12: set mode
NTSC 480i 0
Oct 13 09:42:05 franck-laptop kernel: [  448.303017] [drm] DAC-6: set mode  17
Oct 13 09:42:05 franck-laptop kernel: [  600.630104] i915/1        D
0000000000000000     0   356      2 0x00000000
Oct 13 09:42:05 franck-laptop kernel: [  600.630114]  ffff8800798fdd70
0000000000000046 0000000000000000 0000000000015580
Oct 13 09:42:05 franck-laptop kernel: [  600.630123]  ffff88007a3347c0
0000000000015580 0000000000015580 0000000000015580
Oct 13 09:42:05 franck-laptop kernel: [  600.630131]  0000000000015580
ffff88007a3347c0 0000000000015580 0000000000015580
Oct 13 09:42:05 franck-laptop kernel: [  600.630139] Call Trace:
Oct 13 09:42:05 franck-laptop kernel: [  600.630154]  [<ffffffff81523387>]
__mutex_lock_slowpath+0xd7/0x160
Oct 13 09:42:05 franck-laptop kernel: [  600.630161]  [<ffffffff81523286>]
mutex_lock+0x26/0x50
Oct 13 09:42:05 franck-laptop kernel: [  600.630201]  [<ffffffffa00a08d8>]
i915_gem_retire_work_handler+0x38/0x90 [i915]
Oct 13 09:42:05 franck-laptop kernel: [  600.630223]  [<ffffffffa00a08a0>] ?
i915_gem_retire_work_handler+0x0/0x90 [i915]
Oct 13 09:42:05 franck-laptop kernel: [  600.630232]  [<ffffffff8106f725>]
run_workqueue+0x95/0x170
Oct 13 09:42:05 franck-laptop kernel: [  600.630239]  [<ffffffff8106f8a4>]
worker_thread+0xa4/0x120
Oct 13 09:42:05 franck-laptop kernel: [  600.630246]  [<ffffffff81074ab0>] ?
autoremove_wake_function+0x0/0x40
Oct 13 09:42:05 franck-laptop kernel: [  600.630252]  [<ffffffff8106f800>] ?
worker_thread+0x0/0x120
Oct 13 09:42:05 franck-laptop kernel: [  600.630258]  [<ffffffff810746c6>]
kthread+0xa6/0xb0
Oct 13 09:42:05 franck-laptop kernel: [  600.630266]  [<ffffffff8101308a>]
child_rip+0xa/0x20
Oct 13 09:42:05 franck-laptop kernel: [  600.630272]  [<ffffffff81074620>] ?
kthread+0x0/0xb0
Oct 13 09:42:05 franck-laptop kernel: [  600.630278]  [<ffffffff81013080>] ?
child_rip+0x0/0x20
Oct 13 09:42:05 franck-laptop kernel: [  600.630307] Xorg          D
0000000000000000     0  1110   1085 0x00400004
Oct 13 09:42:05 franck-laptop kernel: [  600.630315]  ffff880076debcb8
0000000000000082 ffff880076debc90 0000000000015580
Oct 13 09:42:05 franck-laptop kernel: [  600.630323]  ffff880076dc9a60
0000000000015580 0000000000015580 0000000000015580
Oct 13 09:42:05 franck-laptop kernel: [  600.630331]  0000000000015580
ffff880076dc9a60 0000000000015580 0000000000015580
Oct 13 09:42:05 franck-laptop kernel: [  600.630339] Call Trace:
Oct 13 09:42:05 franck-laptop kernel: [  600.630346]  [<ffffffff81523387>]
__mutex_lock_slowpath+0xd7/0x160
Oct 13 09:42:05 franck-laptop kernel: [  600.630355]  [<ffffffff814240a0>] ?
sock_aio_write+0x0/0x150
Oct 13 09:42:05 franck-laptop kernel: [  600.630361]  [<ffffffff81523286>]
mutex_lock+0x26/0x50
Oct 13 09:42:05 franck-laptop kernel: [  600.630382]  [<ffffffffa00a0bc6>]
i915_gem_throttle_ioctl+0x36/0x90 [i915]
Oct 13 09:42:05 franck-laptop kernel: [  600.630414]  [<ffffffffa0066cae>]
drm_ioctl+0x17e/0x3a0 [drm]
Oct 13 09:42:05 franck-laptop kernel: [  600.630423]  [<ffffffff81032419>] ?
default_spin_lock_flags+0x9/0x10

-- 
[i945gme] attaching external monitor: laptop display is black, external monitor too, with frozen mouse coursor
https://bugs.launchpad.net/bugs/419328
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which is the registrant for xf86-video-intel.