compiz crashed with SIGSEGV in PluginClassHandler<GridWindow, CompWindow, 0>::get()

Modified setting in compiz-plugin

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: compiz-core 1:0.9.6+bzr20110929-0ubuntu6.1
ProcVersionSignature: Ubuntu 3.0.0-16.28-generic 3.0.17
Uname: Linux 3.0.0-16-generic x86_64
NonfreeKernelModules: nvidia
.proc.driver.nvidia.gpus.0: Error: [Errno 21] Is a directory: '/proc/driver/nvidia/gpus/0'
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86_64 Kernel Module 285.05.09 Fri Sep 23 17:31:57 PDT 2011
 GCC version: gcc version 4.6.1 (Ubuntu/Linaro 4.6.1-9ubuntu3)
.tmp.unity.support.test.0:

ApportVersion: 1.23-0ubuntu4
Architecture: amd64
CompizPlugins: [core,bailer,detection,composite,opengl,debugspew,imgjpeg,compiztoolbox,decor,scale,place,grid,imgsvg,session,mousepoll,obs,staticswitcher,snap,wall,commands,move,text,imgpng,opacify,unitymtgrabhandles,vpswitch,resize,regex,animation,scaleaddon,workarounds,expo,unityshell]
CompositorRunning: compiz
CrashCounter: 1
Date: Tue Jan 31 08:42:22 2012
DistUpgraded: Fresh install
DistroCodename: oneiric
DistroVariant: ubuntu
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 nVidia Corporation GF106GL [Quadro 2000] [10de:0dd8] (rev a1) (prog-if 00 [VGA controller])
   Subsystem: nVidia Corporation Device [10de:084a]
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
JockeyStatus:
 xorg:nvidia_173 - NVIDIA accelerated graphics driver (Proprietary, Disabled, Not in use)
 xorg:nvidia_current - NVIDIA accelerated graphics driver (Proprietary, Disabled, Not in use)
 xorg:nvidia_current_updates - NVIDIA accelerated graphics driver (post-release updates) (Proprietary, Enabled, In use)
MachineType: LENOVO 4105R9U
ProcCmdline: compiz
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-16-generic root=UUID=9dc90f5c-23c9-47f5-bb6f-7474fe32221c ro vga=799 quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7ffa0e66dd6a <_ZN18PluginClassHandlerI10GridWindow10CompWindowLi0EE3getEPS1_+410>: mov 0x30(%r12),%rax
 PC (0x7ffa0e66dd6a) ok
 source "0x30(%r12)" (0x00000030) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 PluginClassHandler<GridWindow, CompWindow, 0>::get(CompWindow*) () from /usr/lib/compiz/libgrid.so
 GridScreen::snapbackOptionChanged(CompOption*, GridOptions::Options) () from /usr/lib/compiz/libgrid.so
 GridOptions::setOption(std::string const&, CompOption::Value&) () from /usr/lib/compiz/libgrid.so
 CompScreen::setOptionForPlugin(char const*, char const*, CompOption::Value&) ()
 CcpScreen::setOptionForPlugin(char const*, char const*, CompOption::Value&) () from /usr/lib/compiz/libccp.so
Title: compiz crashed with SIGSEGV in PluginClassHandler<GridWindow, CompWindow, 0>::get()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XorgConf:
 Section "Device"
  Identifier "Default Device"
  Option "NoLogo" "True"
 EndSection
dmi.bios.date: 04/08/2011
dmi.bios.vendor: LENOVO
dmi.bios.version: 60KT43AUS
dmi.board.name: LENOVO
dmi.board.vendor: LENOVO
dmi.board.version: NONE
dmi.chassis.asset.tag: ��������������������������
dmi.chassis.type: 7
dmi.chassis.vendor: LENOVO
dmi.chassis.version: NONE
dmi.modalias: dmi:bvnLENOVO:bvr60KT43AUS:bd04/08/2011:svnLENOVO:pn4105R9U:pvrThinkStationS20:rvnLENOVO:rnLENOVO:rvrNONE:cvnLENOVO:ct7:cvrNONE:
dmi.product.name: 4105R9U
dmi.product.version: ThinkStation S20
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.6+bzr20110929-0ubuntu6.1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.26-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 7.11-0ubuntu3
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 7.11-0ubuntu3
version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
version.xserver-xorg: xserver-xorg 1:7.6+7ubuntu7.1
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.6.0-1ubuntu13
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.99~git20110811.g93fc084-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.15.901-1ubuntu2.1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110411+8378443-1