Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1208330560 (LWP 5209)]
write_interface (key=0x804f320, val=0x859ac80, user_data=0xbfdaa3c4) at
dbus-gobject.c:456
456           s = _dbus_gutils_wincaps_to_uscore (spec->name);
(gdb) bt
#0  write_interface (key=0x804f320, val=0x859ac80, user_data=0xbfdaa3c4) at
dbus-gobject.c:456
#1  0x004ff826 in IA__g_hash_table_foreach (hash_table=0x85956a0, func=0x2323f0
<write_interface>, 
    user_data=0xbfdaa3c4) at ghash.c:662
#2  0x00232e2f in handle_introspect (connection=0x85973f8, message=0x85977c8,
object=0x859b460) at dbus-gobject.c:583
#3  0x00235014 in gobject_message_function (connection=0x85973f8,
message=0x85977c8, user_data=0x859b460)
    at dbus-gobject.c:1296
#4  0x006be019 in _dbus_object_tree_dispatch_and_unlock (tree=0x8597258,
message=0x85977c8) at dbus-object-tree.c:842
#5  0x006a884c in dbus_connection_dispatch (connection=0x85973f8) at
dbus-connection.c:3820
#6  0x002312ad in message_queue_dispatch (source=0x8598dd0, callback=0,
user_data=0x0) at dbus-gmain.c:101
#7  0x0050c602 in IA__g_main_context_dispatch (context=0x8598d50) at gmain.c:2045
#8  0x0050f5cf in g_main_context_iterate (context=0x8598d50, block=1,
dispatch=1, self=0x8592ca0) at gmain.c:2677
#9  0x0050f979 in IA__g_main_loop_run (loop=0x859c538) at gmain.c:2881
#10 0x0804a3b4 in main (argc=1, argv=0xbfdaa9b4) at main.c:124