compiz crashed with SIGSEGV in CompOption::~CompOption()

[Johannes Fröhlich]

xubuntu with compiz and emerald

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 x86_64
ApportVersion: 1.94-0ubuntu2
Architecture: amd64
CompizPlugins: [core,composite,opengl,compiztoolbox,decor,imgpng,regex,vpswitch,mousepoll,grid,snap,obs,animation,resize,gnomecompat,move,place,wall,session,workarounds,expo,ezoom,fade,scale,unityshell]
CompositorRunning: compiz
CrashCounter: 1
Date: Wed Mar 7 11:02:48 2012
DistUpgraded: Log time: 2012-02-08 20:28:33.581820
DistroCodename: precise
DistroVariant: ubuntu
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a42] (rev 07) (prog-if 00 [VGA controller])
   Subsystem: Lenovo Device [17aa:2114]
   Subsystem: Lenovo Device [17aa:2114]
InstallationMedia: Xubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20110202)
MachineType: LENOVO 20552CG
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   no card
ProcCmdline: compiz --replace ccp
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-18-generic root=UUID=b66a425e-8a42-4854-8eb2-3d936afbe1db ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7f94d0553aed <_ZN10CompOptionD2Ev+109>: mov (%rdi),%rax
 PC (0x7f94d0553aed) ok
 source "(%rdi)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 CompOption::~CompOption() () from /usr/lib/libcompiz_core.so.ABI-20120216
 CoreOptions::~CoreOptions() () from /usr/lib/libcompiz_core.so.ABI-20120216
 PrivateScreen::~PrivateScreen() () from /usr/lib/libcompiz_core.so.ABI-20120216
 PrivateScreen::~PrivateScreen() () from /usr/lib/libcompiz_core.so.ABI-20120216
 CompScreenImpl::~CompScreenImpl() () from /usr/lib/libcompiz_core.so.ABI-20120216
Title: compiz crashed with SIGSEGV in CompOption::~CompOption()
UpgradeStatus: Upgraded to precise on 2012-02-24 (11 days ago)
UserGroups: adm admin cdrom dialout dip lpadmin netdev nopasswdlogin plugdev sambashare www-data
dmi.bios.date: 11/26/2009
dmi.bios.vendor: LENOVO
dmi.bios.version: 6FET82WW (3.12 )
dmi.board.name: 20552CG
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:bvr6FET82WW(3.12):bd11/26/2009:svnLENOVO:pn20552CG:pvrThinkPadT500:rvnLENOVO:rn20552CG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 20552CG
dmi.product.version: ThinkPad T500
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.7.0~bzr2995-0ubuntu5
version.ia32-libs: ia32-libs 20090808ubuntu33
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 #933735, 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.