compiz crashed with SIGSEGV in Glib::Source::prepare_vfunc()

[y.srinivas]

crashed while operating compiz config.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: compiz-core 1:0.9.7.0~bzr2995-0ubuntu5
ProcVersionSignature: Ubuntu 3.2.0-18.29-generic 3.2.9
Uname: Linux 3.2.0-18-generic x86_64
NonfreeKernelModules: wl
.tmp.unity.support.test.0:

ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
CompizPlugins: [core,composite,opengl,decor,resize,regex,dbus,move,snap,compiztoolbox,grid,imgpng,vpswitch,unitymtgrabhandles,animation,gnomecompat,place,expo,mousepoll,workarounds,wall,fade,ezoom,session,scale,unityshell]
CompositorRunning: compiz
CrashCounter: 1
Date: Mon Mar 12 17:43:05 2012
DistUpgraded: Log time: 2012-03-08 17:45:05.453087
DistroCodename: precise
DistroVariant: ubuntu
DkmsStatus: bcmwl, 5.100.82.38+bdcom, 3.2.0-18-generic, x86_64: installed
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 Advanced Micro Devices [AMD] nee ATI Manhattan [Mobility Radeon HD 5400 Series] [1002:68e0] (prog-if 00 [VGA controller])
   Subsystem: Dell Device [1028:0413]
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
Lsusb:
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
 Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
 Bus 001 Device 003: ID 0c45:6417 Microdia Integrated Webcam
MachineType: Dell Inc. Studio 1558
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=en_IN:en
 LANG=en_IN
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-18-generic root=UUID=7e9f23ed-8f58-490d-ba13-ab21cb98662b ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7f5c452c4b6f <_ZN4Glib6Source13prepare_vfuncEP8_GSourcePi+15>: mov (%rdi),%rax
 PC (0x7f5c452c4b6f) 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:
 Glib::Source::prepare_vfunc(_GSource*, int*) () from /usr/lib/x86_64-linux-gnu/libglibmm-2.4.so.1
 g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 main ()
Title: compiz crashed with SIGSEGV in Glib::Source::prepare_vfunc()
UpgradeStatus: Upgraded to precise on 2012-03-10 (2 days ago)
UserGroups: adm admin cdrom dialout lpadmin netdev plugdev sambashare
dmi.bios.date: 03/30/2011
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A12
dmi.board.name: 0874P6
dmi.board.vendor: Dell Inc.
dmi.board.version: A12
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: A12
dmi.modalias: dmi:bvnDellInc.:bvrA12:bd03/30/2011:svnDellInc.:pnStudio1558:pvrA12:rvnDellInc.:rn0874P6:rvrA12:cvnDellInc.:ct8:cvrA12:
dmi.product.name: Studio 1558
dmi.product.version: A12
dmi.sys.vendor: Dell Inc.
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 2:1.11.4-0ubuntu6
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 #947325, 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.