unity-panel-service crashed with SIGSEGV in g_main_context_dispatch()

[Christopher Dönselmann-Theile]

compiz crashed

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: unity-services 5.6.0-0ubuntu4
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,decor,mousepoll,vpswitch,regex,animation,snap,expo,move,compiztoolbox,place,grid,imgpng,gnomecompat,wall,ezoom,workarounds,resize,fade,unitymtgrabhandles,scale,session,unityshell]
CompositorRunning: compiz
CrashCounter: 1
Date: Sun Mar 18 02:25:08 2012
DistUpgraded: Fresh install
DistroCodename: precise
DistroVariant: ubuntu
EcryptfsInUse: Yes
ExecutablePath: /usr/lib/unity/unity-panel-service
GraphicsCard:
 Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller])
   Subsystem: AOPEN Inc. Device [a0a0:0809]
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120218)
MachineType: FUJITSU ESPRIMO Q900
ProcCmdline: /usr/lib/unity/unity-panel-service
ProcEnviron:
 SHELL=/bin/bash
 LANG=de_DE.UTF-8
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-18-generic root=UUID=63be2dc4-f452-46be-91c7-b62b21d9bf1a ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x405d02: cmp %rsi,(%rdx)
 PC (0x00405d02) ok
 source "%rsi" ok
 destination "(%rdx)" (0xc1f7f889480f8b48) not located in a known VMA region (needed writable region)!
SegvReason: writing unknown VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 ?? ()
 ?? () from /usr/lib/x86_64-linux-gnu/gtk-3.0/modules/libatk-bridge.so
 g_main_context_dispatch () 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
Title: unity-panel-service crashed with SIGSEGV in g_main_context_dispatch()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
dmi.bios.date: 10/06/2011
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1.05.1009
dmi.board.asset.tag: 13102455JEA1
dmi.board.name: D1009
dmi.board.vendor: AOpen Inc.
dmi.board.version: A1A4
dmi.chassis.type: 3
dmi.chassis.vendor: AOpen Inc.
dmi.chassis.version: MPC-D1009
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1.05.1009:bd10/06/2011:svnFUJITSU:pnESPRIMOQ900:pvr:rvnAOpenInc.:rnD1009:rvrA1A4:cvnAOpenInc.:ct3:cvrMPC-D1009:
dmi.product.name: ESPRIMO Q900
dmi.sys.vendor: FUJITSU
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 2:1.11.4-0ubuntu6
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)]

StacktraceTop:
 panel_indicator_entry_accessible_get_n_children (accessible=<optimized out>) at /build/buildd/unity-5.6.0/services/panel-indicator-entry-accessible.c:254
 ?? ()
 ?? ()
 ?? ()
 ?? ()