compiz crashed with SIGSEGV in GridScreen::handleEvent()

[Mote Mokhotla]

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ProblemType: Crash
DistroRelease: Ubuntu 13.04
Package: compiz-core 1:0.9.9~daily13.03.01-0ubuntu1
ProcVersionSignature: Ubuntu 3.5.0-26.40-generic 3.5.7.6
Uname: Linux 3.5.0-26-generic i686
ApportVersion: 2.9-0ubuntu2
Architecture: i386
CompizPlugins: [core,composite,opengl,compiztoolbox,decor,vpswitch,snap,mousepoll,resize,place,move,wall,grid,regex,imgpng,session,gnomecompat,animation,fade,unitymtgrabhandles,workarounds,scale,expo,ezoom,unityshell]
CompositorRunning: compiz
CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
CompositorUnredirectFSW: true
CrashCounter: 1
Date: Tue Mar 5 21:57:00 2013
DistUpgraded: 2013-03-05 08:00:24,510 DEBUG enabling apt cron job
DistroCodename: raring
DistroVariant: ubuntu
DkmsStatus: nvidia-304, 304.84, 3.5.0-26-generic, i686: installed
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 Advanced Micro Devices [AMD] nee ATI RC410 [Radeon Xpress 200] [1002:5a61] (prog-if 00 [VGA controller])
   Subsystem: Dell Device [1028:01e5]
InstallationDate: Installed on 2012-10-08 (148 days ago)
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release i386 (20120423)
MachineType: Dell Inc. OptiPlex 320
MarkForUpload: True
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=en_ZA:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_ZA.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-26-generic root=UUID=3b338f32-9087-4688-b8e4-401b961da60e ro splash quiet vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0xb30dbbef <_ZN10GridScreen11handleEventEP7_XEvent+2447>: mov 0x28(%eax),%edx
 PC (0xb30dbbef) ok
 source "0x28(%eax)" (0x00000028) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 GridScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libgrid.so
 CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20130125
 SessionScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libsession.so
 CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20130125
 VPSwitchScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libvpswitch.so
Title: compiz crashed with SIGSEGV in GridScreen::handleEvent()
UnitySupportTest:
 Error: command ['/usr/lib/nux/unity_support_test', '-p', '-f'] failed with exit code 5: Xlib: extension "GLX" missing on display ":0".
 Error: GLX is not available on the system
UpgradeStatus: Upgraded to raring on 2013-03-05 (0 days ago)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
dmi.bios.date: 03/27/2007
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.1.5
dmi.board.name: 0CU395
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 7
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr1.1.5:bd03/27/2007:svnDellInc.:pnOptiPlex320:pvr:rvnDellInc.:rn0CU395:rvr:cvnDellInc.:ct7:cvr:
dmi.product.name: OptiPlex 320
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.9~daily13.03.01-0ubuntu1
version.libdrm2: libdrm2 2.4.42-0ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 9.0.2-0ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 9.0.2-0ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.13.2-0ubuntu2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.1.0-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.21.3-0ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.6-0ubuntu3
xserver.bootTime: Tue Mar 5 21:52:27 2013
xserver.configfile: default
xserver.devices:
 input Power Button KEYBOARD, id 6
 input Power Button KEYBOARD, id 7
 input KYE Genius USB Wheel Mouse MOUSE, id 8
 input USB Keyboard KEYBOARD, id 9
 input USB Keyboard KEYBOARD, id 10
xserver.errors: Failed to initialize GLX extension (Compatible NVIDIA X driver not found)
xserver.logfile: /var/log/Xorg.0.log
xserver.version: 2:1.13.2-0ubuntu2
xserver.video_driver: radeon

[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 #1054049, 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.