compiz crashed with SIGSEGV in GLScreen::GLScreen()

[SteVe Cook]

This appeared on boot up. No top panel or launcher appeared.

ProblemType: Crash
DistroRelease: Ubuntu 12.10
Package: compiz-core 1:0.9.8.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.5.0-14.15-generic 3.5.3
Uname: Linux 3.5.0-14-generic i686
ApportVersion: 2.5.1-0ubuntu7
Architecture: i386
CrashCounter: 1
Date: Sun Sep 9 11:08:06 2012
DistUpgraded: Fresh install
DistroCodename: quantal
DistroVariant: ubuntu
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 NVIDIA Corporation NV18 [GeForce4 MX 440 AGP 8x] [10de:0181] (rev a2) (prog-if 00 [VGA controller])
   Subsystem: NVIDIA Corporation Device [10de:01b6]
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha i386 (20120627)
MachineType: Viglen GENIE D875PBZ
ProcCmdline: Compiz
ProcEnviron:
 LANGUAGE=en_GB:en
 PATH=(custom, no user)
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-14-generic root=UUID=bc654cfa-8329-4ae8-9200-7ca1c5f9f152 ro quiet splash
SegvAnalysis:
 Segfault happened at: 0xb742b946: movzbl 0x0(%ebp),%eax
 PC (0xb742b946) ok
 source "0x0(%ebp)" (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/i386-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: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
dmi.bios.date: 03/31/2005
dmi.bios.vendor: Intel Corp.
dmi.bios.version: BZ87510A.86A.0125.P34.0503312215
dmi.board.name: D875PBZ
dmi.board.vendor: Intel Corporation
dmi.board.version: AAC27085-206
dmi.chassis.asset.tag: NONE
dmi.chassis.type: 2
dmi.modalias: dmi:bvnIntelCorp.:bvrBZ87510A.86A.0125.P34.0503312215:bd03/31/2005:svnViglen:pnGENIED875PBZ:pvr0007E945E799:rvnIntelCorporation:rnD875PBZ:rvrAAC27085-206:cvn:ct2:cvr:
dmi.product.name: GENIE D875PBZ
dmi.product.version: 00:07:E9:45:E7:99
dmi.sys.vendor: Viglen
version.compiz: compiz 1:0.9.8.0-0ubuntu1
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 2:2.20.6-0ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.1-4~ubuntu1

[SteVe Cook (yorvyk)]

Also, when a drop down menu is selected form a window moving the mouse pointer down the menu causes it to disappear.

[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 #1047907, 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.