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

[caliban]

Binary package hint: compiz

touching compizconfig

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: compiz-core 1:0.9.4+bzr20110407-0ubuntu2
ProcVersionSignature: Ubuntu 2.6.38-8.41-generic-pae 2.6.38.2
Uname: Linux 2.6.38-8-generic-pae i686
NonfreeKernelModules: nvidia
.proc.driver.nvidia.gpus.0: Error: [Errno 21] Es un directorio: '/proc/driver/nvidia/gpus/0'
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86 Kernel Module 270.30 Fri Feb 25 14:34:41 PST 2011
 GCC version: gcc version 4.5.2 (Ubuntu/Linaro 4.5.2-8ubuntu1)
Architecture: i386
CompizPlugins: [core,composite,opengl,compiztoolbox,decor,gnomecompat,shift,regex,shelf,addhelper,session,mousepoll,animation,wobbly,ezoom,animationaddon,thumbnail,cube,td,rotate,scale,switcher,cubeaddon,ring,scalefilter]
CompositorRunning: compiz
Date: Mon Apr 11 13:18:57 2011
DistUpgraded: Log time: 2011-03-26 09:06:08.291126
DistroCodename: natty
DistroVariant: ubuntu
DkmsStatus:
 virtualbox-ose, 4.0.4, 2.6.38-7-generic-pae, i686: installed
 virtualbox-ose, 4.0.4, 2.6.38-8-generic-pae, i686: installed
 nvidia-current, 270.30, 2.6.38-7-generic-pae, i686: installed
 nvidia-current, 270.30, 2.6.38-8-generic-pae, i686: installed
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 nVidia Corporation G84 [GeForce 8600 GTS] [10de:0400] (rev a1) (prog-if 00 [VGA controller])
   Subsystem: XFX Pine Group Inc. Device [1682:2280]
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110323)
InstallationMedia_: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110323)
JockeyStatus: xorg:nvidia_current - Controlador para tarjetas gráficas NVIDIA (Privativo, Habilitado, En uso)
MachineType: System manufacturer System Product Name
ProcCmdline: /usr/bin/compiz
ProcEnviron:
 LANGUAGE=es_ES:C:en
 LANG=es_ES.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-8-generic-pae root=UUID=70d773bc-6606-4742-b8e6-84302803546a ro quiet splash vt.handoff=7
ProcVersionSignature_: Ubuntu 2.6.38-8.41-generic-pae 2.6.38.2
Renderer: Unknown
SegvAnalysis:
 Segfault happened at: 0xb6312b72 <_ZN18PluginClassHandlerI11DecorWindow10CompWindowLi0EE3getEPS1_+290>: mov 0x18(%ecx),%edx
 PC (0xb6312b72) ok
 source "0x18(%ecx)" (0x00000018) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 PluginClassHandler<DecorWindow, CompWindow, 0>::get(CompWindow*) () from /usr/lib/compiz/libdecor.so
 DecorScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libdecor.so
 CompScreen::handleEvent(_XEvent*) ()
 RegexScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libregex.so
 CompScreen::handleEvent(_XEvent*) ()
Title: compiz crashed with SIGSEGV in PluginClassHandler<DecorWindow, CompWindow, 0>::get()
UpgradeStatus: Upgraded to natty on 2011-03-26 (16 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XsessionErrors: (nautilus:1311): GConf-CRITICAL **: gconf_value_free: assertion `value != NULL' failed
dmi.bios.date: 01/03/2011
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1102
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: P7P55 LX
dmi.board.vendor: ASUSTeK Computer INC.
dmi.board.version: Rev X.0x
dmi.chassis.asset.tag: Asset-1234567890
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1102:bd01/03/2011:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP7P55LX:rvrRevX.0x:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: System Product Name
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer
version.compiz: compiz 1:0.9.4+bzr20110407-0ubuntu2
version.libdrm2: libdrm2 2.4.23-1ubuntu6
version.libgl1-mesa-dri: libgl1-mesa-dri 7.10.1-0ubuntu3
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.1-0ubuntu3
version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
version.xserver-xorg: xserver-xorg 1:7.6+4ubuntu3
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu4
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-4ubuntu6
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu6

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #755248, 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.