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

[Steve Langasek]

Don't know what triggered this or when; was shown the crash dialog after my system hard-powered down due to heat issues.

ProblemType: Crash
DistroRelease: Ubuntu 13.04
Package: unity-services 6.12.0daily13.03.05-0ubuntu1
ProcVersionSignature: Ubuntu 3.8.0-10.19-generic 3.8.2
Uname: Linux 3.8.0-10-generic x86_64
ApportVersion: 2.9-0ubuntu2
Architecture: amd64
CompizPlugins: [core,composite,opengl,compiztoolbox,decor,imgpng,snap,place,grid,resize,regex,mousepoll,gnomecompat,unitymtgrabhandles,vpswitch,move,animation,expo,session,wall,ezoom,staticswitcher,workarounds,fade,scale,unityshell]
Date: Wed Mar 6 06:28:55 2013
ExecutablePath: /usr/lib/unity/unity-panel-service
InstallationDate: Installed on 2010-09-24 (894 days ago)
InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release amd64 (20100816.1)
MarkForUpload: True
ProcCmdline: /usr/lib/unity/unity-panel-service
SegvAnalysis:
 Segfault happened at: 0x7fa872cb8cc8 <g_dbus_proxy_call_internal+56>: mov (%rbx),%rdx
 PC (0x7fa872cb8cc8) ok
 source "(%rbx)" (0xaaaaaaaaaaaaaaaa) not located in a known VMA region (needed readable region)!
 destination "%rdx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 g_dbus_proxy_call_internal (proxy=0xaaaaaaaaaaaaaaaa, method_name=0x7fa866292bda "AboutToShowGroup", parameters=0x7fa86008cb00, flags=G_DBUS_CALL_FLAGS_NONE, timeout_msec=-1, fd_list=fd_list@entry=0x0, cancellable=0x0, callback=callback@entry=0x0, user_data=user_data@entry=0x0) at /build/buildd/glib2.0-2.35.8/./gio/gdbusproxy.c:2705
 g_dbus_proxy_call (proxy=<optimized out>, method_name=<optimized out>, parameters=<optimized out>, flags=<optimized out>, timeout_msec=<optimized out>, cancellable=<optimized out>, callback=0x0, user_data=0x0) at /build/buildd/glib2.0-2.35.8/./gio/gdbusproxy.c:3017
 ?? () from /usr/lib/x86_64-linux-gnu/libdbusmenu-glib.so.4
 g_main_dispatch (context=0xa30c40) at /build/buildd/glib2.0-2.35.8/./glib/gmain.c:3054
 g_main_context_dispatch (context=context@entry=0xa30c40) at /build/buildd/glib2.0-2.35.8/./glib/gmain.c:3630
Title: unity-panel-service crashed with SIGSEGV in g_dbus_proxy_call_internal()
UpgradeStatus: Upgraded to quantal on 2013-01-25 (39 days ago)
UserGroups: adm admin cdrom dialout libvirtd lpadmin mythtv plugdev sambashare src sudo

[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 #1055172, 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.