gnome-control-center crashed with SIGSEGV in on_properties_changed()

[J]

automatic report

ProblemType: Crash
DistroRelease: Ubuntu 13.10
Package: activity-log-manager 0.9.7-0ubuntu4
ProcVersionSignature: Ubuntu 3.11.0-3.7-generic 3.11.0-rc6
Uname: Linux 3.11.0-3-generic i686
ApportVersion: 2.12.1-0ubuntu2
Architecture: i386
Date: Thu Aug 22 09:52:57 2013
ExecutablePath: /usr/bin/gnome-control-center
ExecutableTimestamp: 1377103397
MarkForUpload: True
ProcCmdline: gnome-control-center region layouts
ProcCwd: /home/phoenix
SegvAnalysis:
 Segfault happened at: 0xabaf54ef: mov 0x0(%ebp),%eax
 PC (0xabaf54ef) ok
 source "0x0(%ebp)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: activity-log-manager
StacktraceTop:
 ?? () from /usr/lib/i386-linux-gnu/control-center-1/panels/libactivity-log-manager.so
 ffi_call_SYSV () from /usr/lib/i386-linux-gnu/libffi.so.6
 ffi_call () from /usr/lib/i386-linux-gnu/libffi.so.6
 g_cclosure_marshal_generic () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
 g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
Title: gnome-control-center crashed with SIGSEGV in ffi_call_SYSV()
UpgradeStatus: Upgraded to saucy on 2013-07-12 (40 days ago)
UserGroups: adm cdrom dip fuse lp lpadmin plugdev sambashare sudo vboxusers video www-data

[Apport retracing service (apport)]

StacktraceTop:
 on_properties_changed (interface=0xb9724ed8, changed_properties=0xb9c29598, invalidated_properties=0xb9b99078, user_data=0xb9ade590) at diagnostics-widget.c:154
 ffi_closure_SYSV () at ../src/x86/sysv.S:216
 ffi_prep_incoming_args_SYSV (cif=0x0, avalue=0xabaf54b0 <on_properties_changed>, rvalue=0xbf8b0bf4, stack=0xabaf54b0 <on_properties_changed> "UWVS\350w\223\376\377\201\303G\313") at ../src/x86/ffi.c:531
 ffi_closure_SYSV_inner (closure=0xbf8b0b80, respp=0xbf8b0bf4, args=0xabaf54b0 <on_properties_changed>) at ../src/x86/ffi.c:494
 g_cclosure_marshal_generic (closure=0xb9b5e118, return_gvalue=0x0, n_param_values=3, param_values=0xbf8b0d60, invocation_hint=0xbf8b0d0c, marshal_data=0x0) at /build/buildd/glib2.0-2.37.6/./gobject/gclosure.c:1454