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

[Dr. Uwe Engeland]

Just installed bumblebee. Seems to work, but after a while compiz crashes.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: compiz-gnome 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
.tmp.unity.support.test.0:

ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
CompizPlugins: [core,composite,opengl,compiztoolbox,decor,vpswitch,snap,mousepoll,resize,place,move,wall,grid,regex,imgpng,session,gnomecompat,animation,fade,unitymtgrabhandles,workarounds,scale,expo,ezoom,unityshell]
CompositorRunning: compiz
CrashCounter: 1
Date: Sun Mar 11 11:10:07 2012
DistUpgraded: Log time: 2012-03-10 17:45:20.887799
DistroCodename: precise
DistroVariant: ubuntu
DkmsStatus:
 bbswitch, 0.4.1, 3.2.0-18-generic, x86_64: installed
 nvidia-current, 295.20, 3.2.0-17-generic, x86_64: installed
 nvidia-current, 295.20, 3.2.0-18-generic, x86_64: installed
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: Acer Incorporated [ALI] Device [1025:0566]
 NVIDIA Corporation GF106 [GeForce GT 555M] [10de:0dce] (rev ff) (prog-if ff)
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120301)
MachineType: Acer Aspire 8951G
ProcCmdline: /usr/bin/gtk-window-decorator
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-18-generic root=UUID=b38fc7c4-fb59-4ea0-995d-7d147ad5b2e9 ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x4194c4 <max_window_name_width+36>: cmpq $0x0,0x2d8(%rax)
 PC (0x004194c4) 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 2012-03-10 (0 days ago)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
XorgConf:
 Section "Device"
  Identifier "Default Device"
  Option "NoLogo" "True"
 EndSection
dmi.bios.date: 12/30/2011
dmi.bios.vendor: INSYDE
dmi.bios.version: V1.13
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: SM81_HR
dmi.board.vendor: Acer
dmi.board.version: Base Board Version
dmi.chassis.type: 10
dmi.chassis.vendor: Chassis Manufacturer
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnINSYDE:bvrV1.13:bd12/30/2011:svnAcer:pnAspire8951G:pvrV1.13:rvnAcer:rnSM81_HR:rvrBaseBoardVersion:cvnChassisManufacturer:ct10:cvrChassisVersion:
dmi.product.name: Aspire 8951G
dmi.product.version: V1.13
dmi.sys.vendor: Acer
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 #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.