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

[Mike L]

Running a Precise development branch with the latest updates. I'm running the latest of everything.

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,bailer,detection,composite,opengl,compiztoolbox,decor,imgpng,move,regex,snap,animation,vpswitch,gnomecompat,expo,resize,place,grid,mousepoll,workarounds,ezoom,wall,session,fade,scale,unityshell]
CompositorRunning: compiz
CrashCounter: 1
Date: Thu Mar 15 17:03:07 2012
DistUpgraded: Fresh install
DistroCodename: precise
DistroVariant: ubuntu
DkmsStatus:
 vboxhost, 4.1.8, 3.2.0-17-generic, x86_64: installed
 vboxhost, 4.1.8, 3.2.0-18-generic, x86_64: installed
ExecutablePath: /usr/lib/unity/unity-panel-service
GraphicsCard:
 Advanced Micro Devices [AMD] nee ATI Wrestler [Radeon HD 6320] [1002:9806] (prog-if 00 [VGA controller])
   Subsystem: Acer Incorporated [ALI] Device [1025:0592]
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120213)
MachineType: Acer Aspire X1430
ProcCmdline: /usr/lib/unity/unity-panel-service
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-18-generic root=UUID=d0d409f5-9f79-4904-beb2-bc8e61959ee9 ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7ff4872c7ee5 <g_datalist_id_set_data_full+341>: mov 0x0(%r13),%esi
 PC (0x7ff4872c7ee5) ok
 source "0x0(%r13)" (0xaaaaaaaaaaaaaaa8) not located in a known VMA region (needed readable region)!
 destination "%esi" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 g_datalist_id_set_data_full () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 g_object_unref () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? ()
 g_object_unref () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: unity-panel-service crashed with SIGSEGV in g_datalist_id_set_data_full()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom debian-tor dip lpadmin plugdev sambashare sudo vboxusers
dmi.bios.date: 08/03/2011
dmi.bios.vendor: AMI
dmi.bios.version: P01-B2
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: Aspire X1430
dmi.board.vendor: Acer
dmi.chassis.type: 3
dmi.chassis.vendor: Acer
dmi.modalias: dmi:bvnAMI:bvrP01-B2:bd08/03/2011:svnAcer:pnAspireX1430:pvr:rvnAcer:rnAspireX1430:rvr:cvnAcer:ct3:cvr:
dmi.product.name: Aspire X1430
dmi.sys.vendor: Acer
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 8.0.1-0ubuntu4
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 8.0.1-0ubuntu4
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)]

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 #928228, 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.