compiz crashed with SIGSEGV in GLScreen::GLScreen()

[Greg A]

No Unity desktop it seems.

ProblemType: Crash
DistroRelease: Ubuntu 12.10
Package: compiz-core 1:0.9.8.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.5.0-10.10-generic 3.5.1
Uname: Linux 3.5.0-10-generic x86_64
ApportVersion: 2.5.1-0ubuntu7
Architecture: amd64
Date: Fri Sep 14 21:15:00 2012
DistUpgraded: 2012-04-14 11:29:22,701 DEBUG enabling apt cron job
DistroCodename: quantal
DistroVariant: ubuntu
DkmsStatus: nvidia-current, 304.43, 3.5.0-14-generic, x86_64: installed
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 NVIDIA Corporation G84 [GeForce 8600 GTS] [10de:0400] (rev a1) (prog-if 00 [VGA controller])
   Subsystem: NVIDIA Corporation Device [10de:0438]
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Alpha amd64 (20100217)
MachineType: Dell Inc. Dell DXP061
ProcCmdline: Compiz
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-10-generic root=UUID=6136e36a-180b-4aec-9e52-a9cb5f7a3c68 ro quiet splash
SegvAnalysis:
 Segfault happened at: 0x7f6a31b2f9c4: movzbl (%rdi),%eax
 PC (0x7f6a31b2f9c4) ok
 source "(%rdi)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 ?? () from /lib/x86_64-linux-gnu/libc.so.6
 GLScreen::GLScreen(CompScreen*) () from /usr/lib/compiz/libopengl.so
 PluginClassHandler<GLScreen, CompScreen, 5>::get(CompScreen*) () from /usr/lib/compiz/libopengl.so
 CompPlugin::VTableForScreenAndWindow<GLScreen, GLWindow>::initScreen(CompScreen*) () from /usr/lib/compiz/libopengl.so
 CompManager::initPlugin(CompPlugin*) () from /usr/lib/libcompiz_core.so.ABI-20120603
Title: compiz crashed with SIGSEGV in GLScreen::GLScreen()
UpgradeStatus: Upgraded to quantal on 2012-04-14 (153 days ago)
UserGroups: adm lpadmin sambashare sudo
dmi.bios.date: 11/22/2007
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 2.5.3
dmi.board.name: 0WG855
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 7
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr2.5.3:bd11/22/2007:svnDellInc.:pnDellDXP061:pvr:rvnDellInc.:rn0WG855:rvr:cvnDellInc.:ct7:cvr:
dmi.product.name: Dell DXP061
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.8.0-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.39-0ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 9.0~git20120903.e1673d20.is.git20120821.c1114c61-0ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 9.0~git20120903.e1673d20.is.git20120821.c1114c61-0ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.13.0-0ubuntu1
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.99.99~git20120713.6ef1ad6a-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.20.7-0ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #944653, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.