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SharkBay(Desktop):
BIOS:HSWLPTU1.86C.0092.R02.1209220303
Kernel: 3.8.0-12-generic
OS: Ubuntu Raring Ringtail (development branch)

SharkBay(Mobile):
BIOS:HSWLPTU1.86C.0097.R00.1210222040
Kernel: 3.8.0-12-generic
OS: Ubuntu Raring Ringtail (development branch)

SharkBay-ULT:
BIOS: HSWLPTU1.86C.0087.R01.1208151750
CPU: Pre-release Intel MCP processor code named Hasswell M,(2+2) 2 cores,GT2,B0
Chipset :Lynx Point-LP A0(QDBY)
Baseboard: Intel ULT board code named Whitetip Mountain Fab 3.
Kernel: 3.8.0-12-generic
OS: Ubuntu Raring Ringtail (development branch)

Details:
whatever set the resolution by "xrandr -s [0..3]" or by the GUI to set the
resolution, the screen will become garbage screen. And the demsg will appear
"[drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung"

Reproducible: always

Steps to Reproduce:
1.login the system
2.set the resolution

Actual Results: 
Garbage screen became.

Reason: It is the issue of xf86-video-intel package, upstream xf86
-video-intel hasn't this issue. Both of them have a version of 2.21.4, I
compared the source code of ubuntu 13.04 and upstream xf86-video-intel,
they are the same. But the configure.ac files are different.

** Affects: xserver-xorg-video-intel (Ubuntu)
     Importance: Undecided
         Status: New

-- 
 [Ubuntu13.04]GPU hang after set the resolution rate on all sharkbay platforms
https://bugs.launchpad.net/bugs/1156679
You received this bug notification because you are a member of Ubuntu-X, which 
is subscribed to xserver-xorg-video-intel in Ubuntu.

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