gtk-window-decorator crashed with SIGSEGV in max_window_name_width()

[Pravin Paratey]

I used the arrow keys to select a window after hitting Win+W

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: compiz-gnome 1:0.9.7.0+bzr3035-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-19.30-generic 3.2.11
Uname: Linux 3.2.0-19-generic x86_64
.tmp.unity.support.test.0:

ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
CompizPlugins: [core,bailer,detection,composite,opengl,decor,mousepoll,regex,snap,vpswitch,move,gnomecompat,animation,place,compiztoolbox,imgpng,resize,workarounds,grid,wall,unitymtgrabhandles,session,expo,fade,ezoom,scale,unityshell]
CompositorRunning: compiz
Date: Wed Mar 21 15:46:52 2012
DistUpgraded: 2012-03-16 13:21:37,610 DEBUG enabling apt cron job
DistroCodename: precise
DistroVariant: ubuntu
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/gtk-window-decorator
GraphicsCard:
 Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0116] (rev 09) (prog-if 00 [VGA controller])
   Subsystem: Lenovo Device [17aa:21dd]
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
MachineType: LENOVO 7859CTO
ProcCmdline: /usr/bin/gtk-window-decorator
ProcEnviron:
 LANGUAGE=en_GB:en
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.2.0-19-generic root=UUID=c7ce4391-82f7-4456-8080-e51730fe089d ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x419534 <max_window_name_width+36>: cmpq $0x0,0x2d8(%rax)
 PC (0x00419534) ok
 source "$0x0" ok
 destination "0x2d8(%rax)" (0x000002d8) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 max_window_name_width ()
 update_window_decoration_size ()
 ?? ()
 g_cclosure_marshal_VOID__OBJECTv () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: gtk-window-decorator crashed with SIGSEGV in max_window_name_width()
UpgradeStatus: Upgraded to precise on 2012-03-16 (5 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 11/04/2011
dmi.bios.vendor: LENOVO
dmi.bios.version: 8GET38WW (1.15 )
dmi.board.name: 7859CTO
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:bvr8GET38WW(1.15):bd11/04/2011:svnLENOVO:pn7859CTO:pvrThinkPadL520:rvnLENOVO:rn7859CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 7859CTO
dmi.product.version: ThinkPad L520
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.7.0+bzr3035-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.30-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 8.0.1-0ubuntu5
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 8.0.1-0ubuntu5
version.xserver-xorg-core: xserver-xorg-core 2:1.11.4-0ubuntu7
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.0-0ubuntu1
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 #948580, 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.