compiz crashed with SIGSEGV in XDefineCursor()

[tr33m4n]

Not too sure what caused it, had a lot of applications running and tried to unhide the Unity taskbar

Description: Ubuntu precise (development branch)
Release: 12.04
compiz:
  Installed: 1:0.9.7.0~bzr2995-0ubuntu5
  Candidate: 1:0.9.7.0~bzr2995-0ubuntu5
  Version table:
 *** 1:0.9.7.0~bzr2995-0ubuntu5 0
        500 http://gb.archive.ubuntu.com/ubuntu/ precise/main i386 Packages
        100 /var/lib/dpkg/status

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: compiz-core 1:0.9.7.0~bzr2995-0ubuntu5
ProcVersionSignature: Ubuntu 3.2.0-18.28-generic 3.2.9
Uname: Linux 3.2.0-18-generic i686
.tmp.unity.support.test.0:

ApportVersion: 1.94-0ubuntu1
Architecture: i386
CompizPlugins: [core,bailer,detection,composite,opengl,decor,gnomecompat,move,mousepoll,resize,place,imgpng,vpswitch,compiztoolbox,session,grid,regex,snap,unitymtgrabhandles,wall,animation,workarounds,fade,scale,expo,ezoom,unityshell]
CompositorRunning: compiz
Date: Tue Mar 6 07:59:20 2012
DistUpgraded: Log time: 2012-02-13 19:33:45.415110
DistroCodename: precise
DistroVariant: ubuntu
DkmsStatus:
 virtualbox, 4.1.8, 3.2.0-17-generic, i686: installed
 virtualbox, 4.1.8, 3.2.0-18-generic, i686: installed
 virtualbox, 4.1.8, 3.2.0-18-generic-pae, i686: installed
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 Intel Corporation Mobile 945GM/GMS, 943/940GML Express Integrated Graphics Controller [8086:27a2] (rev 03) (prog-if 00 [VGA controller])
   Subsystem: Intel Corporation Device [8086:7270]
   Subsystem: Intel Corporation Device [8086:7270]
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
MachineType: Apple Computer, Inc. MacBook1,1
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=en_GB:en
 PATH=(custom, no user)
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-18-generic root=UUID=6e36fade-d5c6-477e-bb7a-6d5917a7aaab ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x431054 <XDefineCursor+20>: mov 0x4d0(%esi),%eax
 PC (0x00431054) ok
 source "0x4d0(%esi)" (0x000004d0) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 XDefineCursor () from /usr/lib/i386-linux-gnu/libX11.so.6
 PrivateScreen::updateStartupFeedback() () from /usr/lib/libcompiz_core.so.ABI-20120216
 PrivateScreen::removeAllSequences() () from /usr/lib/libcompiz_core.so.ABI-20120216
 CompScreenImpl::~CompScreenImpl() () from /usr/lib/libcompiz_core.so.ABI-20120216
 CompScreenImpl::~CompScreenImpl() () from /usr/lib/libcompiz_core.so.ABI-20120216
Title: compiz crashed with SIGSEGV in XDefineCursor()
UpgradeStatus: Upgraded to precise on 2012-02-13 (21 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 10/12/06
dmi.bios.vendor: Apple Computer, Inc.
dmi.bios.version: MB11.88Z.0061.B03.0610121324
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: Mac-F4208CC8
dmi.board.vendor: Apple Computer, Inc.
dmi.board.version: PVT
dmi.chassis.asset.tag: Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: Apple Computer, Inc.
dmi.chassis.version: Mac-F4208CC8
dmi.modalias: dmi:bvnAppleComputer,Inc.:bvrMB11.88Z.0061.B03.0610121324:bd10/12/06:svnAppleComputer,Inc.:pnMacBook1,1:pvr1.0:rvnAppleComputer,Inc.:rnMac-F4208CC8:rvrPVT:cvnAppleComputer,Inc.:ct10:cvrMac-F4208CC8:
dmi.product.name: MacBook1,1
dmi.product.version: 1.0
dmi.sys.vendor: Apple Computer, Inc.
version.compiz: compiz 1:0.9.7.0~bzr2995-0ubuntu5
version.libdrm2: libdrm2 2.4.30-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 8.0.1-0ubuntu2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 8.0.1-0ubuntu2
version.xserver-xorg-core: xserver-xorg-core 2:1.11.4-0ubuntu4
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.6.99.901+git20120126-0ubuntu2
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

[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 #936487, 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.