Public bug reported:

I was working on a gdm bug from a VT, after reboot I got apport crashes
for epiphany, gaim, gnome-session, update-manager, xchat-gnome,
evolution-alarm-notify. The crash happens to dbus-glib according to the
backtraces, one backtrace example:

Core was generated by `epiphany https://launchpad.net/bugs/74895'.
Program terminated with signal 11, Segmentation fault.
#0  0xffffe410 in __kernel_vsyscall ()
(gdb) bt
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7decdf0 in raise () from /lib/tls/i686/cmov/libc.so.6
#2  0xb7f542b6 in nsProfileLock::FatalSignalHandler (signo=11) at 
nsProfileLock.cpp:206
#3  <signal handler called>
#4  0xb7db390c in find_name_in_info (a=0x0, b=0x8847944) at dbus-gproxy.c:496
#5  0xb70a242e in IA__g_slist_find_custom (list=0x8ea4260, data=0x8847944, 
func=0xb7db38f0 <find_name_in_info>)
    at gslist.c:389
#6  0xb7db7d3c in dbus_g_proxy_manager_filter (connection=0x81ad438, 
message=0x8847200, user_data=0x88484a8)
    at dbus-gproxy.c:720
#7  0xb7d81a92 in dbus_connection_dispatch (connection=0x81ad438) at 
dbus-connection.c:4267
#8  0xb7daf57d in message_queue_dispatch (source=0x81aee38, callback=0, 
user_data=0x0) at dbus-gmain.c:101
#9  0xb708a6f2 in IA__g_main_context_dispatch (context=0x81879b8) at 
gmain.c:2045
#10 0xb708d6cf in g_main_context_iterate (context=0x81879b8, block=1, 
dispatch=1, self=0x815e4d8) at gmain.c:2677

bug #74682 is an another example of such crash happening

** Affects: dbus-glib (Ubuntu)
     Importance: High
         Status: Unconfirmed

** Changed in: dbus-glib (Ubuntu)
   Importance: Undecided => High

-- 
sometime something happens on dbus which makes apps using it crashing
https://launchpad.net/bugs/74946

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