compiz crashed with SIGSEGV in XDefineCursor()

[Benji York]

Compiz crash just after starting Unity.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: compiz-core 1:0.9.7.0~bzr2995-0ubuntu5
ProcVersionSignature: Ubuntu 3.2.0-17.27-generic-pae 3.2.6
Uname: Linux 3.2.0-17-generic-pae i686
.tmp.unity.support.test.0:

ApportVersion: 1.93-0ubuntu2
Architecture: i386
CompizPlugins: [core,bailer,detection,composite,opengl,decor,gnomecompat,vpswitch,place,compiztoolbox,grid,session,snap,imgpng,mousepoll,move,resize,regex,animation,expo,ezoom,workarounds,staticswitcher,wall,fade,scale,unityshell]
CompositorRunning: compiz
CrashCounter: 1
Date: Thu Mar 1 14:24:47 2012
DistUpgraded: Log time: 2012-01-24 14:35:24.915122
DistroCodename: precise
DistroVariant: ubuntu
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 Intel Corporation Core Processor Integrated Graphics Controller [8086:0046] (rev 02) (prog-if 00 [VGA controller])
   Subsystem: Lenovo Device [17aa:215a]
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
MachineType: LENOVO 4313CTO
ProcCmdline: compiz --replace
ProcEnviron:
 TERM=screen
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/usr/bin/zsh
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-17-generic-pae root=UUID=8469c78f-d0fc-4564-a009-eed59bd1fdff ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0xb724f004 <XDefineCursor+20>: mov 0x4d0(%esi),%eax
 PC (0xb724f004) 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 2012-02-21 (9 days ago)
UserGroups: adm admin cdrom dialout libvirtd lpadmin plugdev sambashare
dmi.bios.date: 10/26/2010
dmi.bios.vendor: LENOVO
dmi.bios.version: 6MET81WW (1.41 )
dmi.board.name: 4313CTO
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvr6MET81WW(1.41):bd10/26/2010:svnLENOVO:pn4313CTO:pvrThinkPadT510:rvnLENOVO:rn4313CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 4313CTO
dmi.product.version: ThinkPad T510
dmi.sys.vendor: LENOVO
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.