[Bug 57136] [GM45 regression] GPU hang during disk io

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=57136

--- Comment #26 from Tom London <selinux at gmail.com> ---
Created attachment 72677
  --> https://bugs.freedesktop.org/attachment.cgi?id=72677&action=edit
tar.gz containing dmesg, i915_error_state, Xorg.0.log, /var/log/gdm/*.log

Hang/crash continues with kernel-3.8.0-0.rc2.git2.2.fc19.x86_64 and
xorg-x11-drv-intel-2.20.17-1.fc19.x86_64.


[  368.708039] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[  368.708047] [drm] capturing error event; look for more information in
/debug/dri/0/i915_error_state
[  376.708382] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[  376.759026] [drm:init_ring_common] *ERROR* render ring initialization failed
ctl 0001f001 head 00003000 tail 00000000 start 00003000
[  378.704039] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[  378.704541] [drm:i915_reset] *ERROR* GPU hanging too fast, declaring wedged!
[  378.704543] [drm:i915_reset] *ERROR* Failed to reset chip.
[  403.384220] gnome-shell[1981]: segfault at 230 ip 00007f40b0fb989f sp
00007fff1db58130 error 4 in i965_dri.so[7f40b0f67000+b3000]

Here are the first 20 lines of i915_error_state:

Time: 1357655991 s 435476 us
PCI ID: 0x2a42
EIR: 0x00000000
IER: 0x02028c53
PGTBL_ER: 0x00000000
CCID: 0x00000000
  fence[0] = 00000000
  fence[1] = 00000000
  fence[2] = 00000000
  fence[3] = 591e0000511f0dd
  fence[4] = 00000000
  fence[5] = 00000000
  fence[6] = 00000000
  fence[7] = 00000000
  fence[8] = 00000000
  fence[9] = 00000000
  fence[10] = 00000000
  fence[11] = 00000000
  fence[12] = 00000000
  fence[13] = 00000000


I attach tar.gz containing dmesg output, /var/log/gdm/*.log, Xorg.0.log and
i915_error_state.

More I can do?

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