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

[Martin Reszat]

crashed out of the blue

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: unity-services 5.10.0-0ubuntu3
ProcVersionSignature: Ubuntu 3.2.0-23.36-generic 3.2.14
Uname: Linux 3.2.0-23-generic x86_64
.tmp.unity.support.test.0:

ApportVersion: 2.0.1-0ubuntu3
Architecture: amd64
CompizPlugins: [core,bailer,detection,composite,opengl,decor,move,compiztoolbox,imgpng,gnomecompat,snap,regex,place,grid,mousepoll,resize,vpswitch,session,animation,unitymtgrabhandles,wall,workarounds,expo,ezoom,fade,scale,unityshell]
CompositorRunning: compiz
CrashCounter: 1
Date: Sun Apr 15 22:48:59 2012
DistUpgraded: Fresh install
DistroCodename: precise
DistroVariant: ubuntu
DkmsStatus: virtualbox, 4.1.12, 3.2.0-23-generic, x86_64: installed
ExecutablePath: /usr/lib/unity/unity-panel-service
GraphicsCard:
 Intel Corporation Core Processor Integrated Graphics Controller [8086:0046] (rev 02) (prog-if 00 [VGA controller])
   Subsystem: Fujitsu Limited. Device [10cf:150a]
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427)
MachineType: FUJITSU LIFEBOOK AH530
ProcCmdline: /usr/lib/unity/unity-panel-service
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-23-generic root=UUID=1281aceb-9897-45b0-8cf5-7fd5b9276994 ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x40636d: mov (%rbx),%rdx
 PC (0x0040636d) ok
 source "(%rbx)" (0x203a293936) not located in a known VMA region (needed readable region)!
 destination "%rdx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 ?? ()
 ?? ()
 ?? ()
Title: unity-panel-service crashed with SIGSEGV
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin mythtv plugdev sambashare
dmi.bios.date: 04/15/2011
dmi.bios.vendor: FUJITSU // Phoenix Technologies Ltd.
dmi.bios.version: Version 1.18
dmi.board.name: FJNBB06
dmi.board.vendor: FUJITSU
dmi.chassis.type: 10
dmi.chassis.vendor: FUJITSU
dmi.modalias: dmi:bvnFUJITSU//PhoenixTechnologiesLtd.:bvrVersion1.18:bd04/15/2011:svnFUJITSU:pnLIFEBOOKAH530:pvr:rvnFUJITSU:rnFJNBB06:rvr:cvnFUJITSU:ct10:cvr:
dmi.product.name: LIFEBOOK AH530
dmi.sys.vendor: FUJITSU
version.compiz: compiz 1:0.9.7.6-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.32-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 8.0.2-0ubuntu3
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 8.0.2-0ubuntu3
version.xserver-xorg-core: xserver-xorg-core 2:1.11.4-0ubuntu10
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-5.10.0/services/panel-indicator-entry-accessible.c:256
 ?? ()
 ?? ()