Forwarding this bug from Ubuntu reporter Tumaini:
http://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/980964

[Problem]
OpenGL-related lockup sometimes with black screen.  Hang occurs several times a week, starting within the last week or two (user installed Ubuntu about 3 weeks ago on 28 Mar).

[Original Description]
Screen freezes or becomes black occasionally when using programs that render via OpenGL.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: xserver-xorg-video-intel 2:2.17.0-1ubuntu4
ProcVersionSignature: Ubuntu 3.2.0-22.35-generic-pae 3.2.14
Uname: Linux 3.2.0-22-generic-pae i686
.tmp.unity.support.test.0:
 
ApportVersion: 2.0.1-0ubuntu2
Architecture: i386
Chipset: i965gm
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
Date: Fri Apr 13 17:48:20 2012
DistUpgraded: Fresh install
DistroCodename: precise
DistroVariant: ubuntu
DkmsStatus: virtualbox, 4.1.10, 3.2.0-22-generic-pae, i686: installed
DuplicateSignature: [i965gm] GPU lockup  render.IPEHR: 0xa80003bd Ubuntu 12.04
ExecutablePath: /usr/share/apport/apport-gpu-error-intel.py
ExtraDebuggingInterest: Yes, whatever it takes to get this fixed in Ubuntu
GpuHangFrequency: Several times a week
GpuHangReproducibility: Occurs more often under certain circumstances
GpuHangStarted: Within the last week or two
GraphicsCard:
 Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (primary) [8086:2a02] (rev 0c) (prog-if 00 [VGA controller])
   Subsystem: Hewlett-Packard Company Compaq 6710b [103c:30c0]
   Subsystem: Hewlett-Packard Company Compaq 6710b [103c:30c0]
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta i386 (20120328)
InterpreterPath: /usr/bin/python2.7
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   no card
ProcCmdline: /usr/bin/python /usr/share/apport/apport-gpu-error-intel.py
ProcEnviron:
 
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.2.0-22-generic-pae root=UUID=068c43e3-c8f8-4ed7-866d-d0cf6d8666ea ro quiet splash vt.handoff=7
RelatedPackageVersions:
 xserver-xorg             1:7.6+12ubuntu1
 libdrm2                  2.4.32-1ubuntu1
 xserver-xorg-video-intel 2:2.17.0-1ubuntu4
SourcePackage: xserver-xorg-video-intel
Title: [i965gm] GPU lockup  render.IPEHR: 0xa80003bd
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
 
dmi.bios.date: 01/15/2009
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: 68DDU Ver. F.15
dmi.board.name: 30C0
dmi.board.vendor: Hewlett-Packard
dmi.board.version: KBC Version 71.2E
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.modalias: dmi:bvnHewlett-Packard:bvr68DDUVer.F.15:bd01/15/2009:svnHewlett-Packard:pn:pvrF.15:rvnHewlett-Packard:rn30C0:rvrKBCVersion71.2E:cvnHewlett-Packard:ct10:cvr:
dmi.product.version: F.15
dmi.sys.vendor: Hewlett-Packard
version.compiz: compiz 1:0.9.7.4-0ubuntu3
version.libdrm2: libdrm2 2.4.32-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 8.0.2-0ubuntu3
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 8.0.2-0ubuntu3
version.xserver-xorg-core: xserver-xorg-core 2:1.11.4-0ubuntu10
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.0-0ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.99~git20111219.aacbd629-0ubuntu2
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.17.0-1ubuntu4
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20111201+b5534a1-1build2