gnome-control-center crash when click on network section

[Dick Tang]

gnome-control-center crash when click on network section
need repeated trial (2-10 times) to reproduce the error.

GDB Log:
(gdb) attach
...
...
(gdb) c
Program received signal SIGSEGV, Segmentation fault.
0x00007fe51f82f246 in nm_device_get_udi () from /usr/lib/libnm-glib.so.4
(gdb) bt
#0 0x00007fe51f82f246 in nm_device_get_udi () from /usr/lib/libnm-glib.so.4
#1 0x00007fe51fee143a in ?? ()
   from /usr/lib/control-center-1/panels/libnetwork.so
#2 0x00007fe5460a5ca2 in g_closure_invoke ()
   from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#3 0x00007fe5460b6d71 in ?? ()
   from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#4 0x00007fe5460bf099 in g_signal_emit_valist ()
   from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#5 0x00007fe5460bf242 in g_signal_emit ()
   from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#6 0x00007fe5460aa957 in ?? ()
   from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#7 0x00007fe5460ac233 in g_object_notify ()
   from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#8 0x00007fe51f82808b in ?? () from /usr/lib/libnm-glib.so.4
#9 0x00007fe545de8d53 in g_main_context_dispatch ()
   from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fe545de90a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fe545de9164 in g_main_context_iteration ()
   from /lib/x86_64-linux-gnu/libglib-2.0.so.0

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: gnome-control-center 1:3.4.2-0ubuntu0.11
ProcVersionSignature: Ubuntu 3.5.0-28.48~precise1-generic 3.5.7.9
Uname: Linux 3.5.0-28-generic x86_64
ApportVersion: 2.0.1-0ubuntu17.2
Architecture: amd64
Date: Wed May 8 19:26:16 2013
InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release amd64 (20130213)
MarkForUpload: True
ProcEnviron:
 LANGUAGE=en_HK:en
 TERM=xterm
 PATH=(custom, no user)
 LANG=en_HK.UTF-8
 SHELL=/bin/bash
SourcePackage: gnome-control-center
UpgradeStatus: No upgrade log present (probably fresh install)
usr_lib_gnome-control-center:
 activity-log-manager-control-center 0.9.4-0ubuntu3.2
 deja-dup 22.0-0ubuntu4
 gnome-bluetooth 3.2.2-0ubuntu5
 indicator-datetime 0.3.94-0ubuntu2

[Dick Tang (dictcp)]

I can re-rpoduce by repeatly enter and leave network section in gnome-control-center

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.