Comment 64 for bug 727594

Hmm, I think I'm seeing this too on my X41T:

Recently upgraded Debian and kernel and got gpu hangs again.
I upgraded to latest libdrm2 and xf86-video-intel, but still getting gpu hangs.
Especially chrome seems to have a knack for causing these (aggressive use of acceleration features I guess).

Linux navi 2.6.38-rc7 #64 PREEMPT Sun Mar 6 14:32:50 CET 2011 i686 GNU/Linux

ii libdrm2 2.4.24-1 Userspace interface to kernel DRM services -
ii xserver-xorg-v 2:2.14.901-1 X.Org X server -- Intel i8xx, i9xx display d

(Both built myself from newest upstream packages released last week).

intel_gpu_dump:
ACTHD: 0xffffffff
EIR: 0x00000000
EMR: 0xffffffed
ESR: 0x00000001
PGTBL_ER: 0x00000000
IPEHR: 0x02000004
IPEIR: 0x00000000
INSTDONE: 0x038ff8c1
    busy: IDCT
    busy: IQ
    busy: PR
    busy: VLD
    busy: Instruction parser
    busy: Setup engine
    busy: Windowizer
    busy: Intermediate Z
    busy: Bypass FIFO
    busy: Pixel shader
    busy: Color calculator
Ringbuffer: Reminder: head pointer is GPU read, tail pointer is CPU write
ringbuffer at 0x00000000:
(copy&paste from terminal, forgot to redirect into file before resetting the gpu with a suspend-resume cycle).

dmesg:
[29103.032023] [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
[29103.032023] [drm:i915_do_wait_request] *ERROR* i915_do_wait_request returns -11 (awaiting 1775973 at 1775971, next 1775974)
[29103.032023] [drm:i915_reset] *ERROR* Failed to reset chip.

00:02.0 VGA compatible controller: Intel Corporation Mobile 915GM/GMS/910GML Express Graphics Controller (rev 03)
00:02.1 Display controller: Intel Corporation Mobile 915GM/GMS/910GML Express Graphics Controller (rev 03)

00:02.0 0300: 8086:2592 (rev 03)
00:02.1 0380: 8086:2792 (rev 03)

Vendor: 0x8086, Device: 0x2592, Revision: 0x03 (B1/C0)