Bug 29962

-----------------  lwp# 1 / thread# 1  --------------------
 feed0cf7 _lwp_kill (1, 6, 8047518, fee792ae) + 7
 fee792ba raise    (6, feac9000, 8047548, feaa7928) + 22
 feaa794a umem_do_abort (80eb108) + 2e
 feaa7b33 umem_err_recoverable (feab6878, feacdaf8, 810dbc8, feab68a0) + 4f
 feaa9bb4 process_free (810dbc8, 1, 0, 8103914) + e4
 feaa9bea free     (810dbc8, ffffffff, 0, fed4fc04) + 1a
 fed4fc16 standard_free (810dbc8, 805d664, 0, fed4fda4) + 1e
 fed4fdcc g_free   (810dbc8, 810db88, 0, 8047610) + 34
 0805e4d1 remove_session_for_cookie (80f5810) + 20d
 0805e7dd remove_leader_for_connection (80e1190, 80dfd98, 80476e8, fed39822) + 85
 fed3986c g_hash_table_foreach_remove_or_steal (80bec90, 805e758, 80476e8, 1) + 58
 fed3990d g_hash_table_foreach_remove (80bec90, 805e758, 80476e8, 8111268) + 2d
 0805e83f bus_name_owner_changed (80df770, 8111588, 8111268, 81111e8, 80f5810, 1) + 4b
 fec8af43 _dbus_g_marshal_VOID__STRING_STRING_STRING (80a6a30, 0, 4, 80d3a08, 80478e8) + 6b
 fec91f0b marshal_dbus_message_to_g_marshaller (80a6a30, 0, 3, 80f5a90, 80478e8, 0) + 15f
 febdfad2 g_closure_invoke (80a6a30, 0, 3, 80f5a90, 80478e8, 1) + d6
 febf6fbc signal_emit_unlocked_R (80a1888, 50, 80df770, 0, 80f5a90, 80df770) + c64
 febf5f70 g_signal_emit_valist (80df770, 3, 50, 8047acc) + 908
 febf6161 g_signal_emit (80df770, 3, 50, 80d0dc8, 80be330, 1) + 25
 fec910b9 dbus_g_proxy_manager_filter (80d2dd0, 80d0dc8, 80eb508, fec37852) + 87d
 fec37afc dbus_connection_dispatch (80d2dd0) + 2b8
 fec8a339 message_queue_dispatch (80eb688, 0, 0, fed497bc) + 29
 fed49982 g_main_context_dispatch (80d2f30, 0, 80a1148, 3) + 262
 fed4a02d g_main_context_iterate (80d2f30, 1, 1, 80a1fc8) + 47d
 fed4a659 g_main_loop_run (80ab2e0) + 1dd
 0805b3e1 main     (1, 8047de8, 8047df4, 8047ddc) + 4a5
 0805adcd _start   (2, 8047e94, 0, 0, 8047ebd, 8047ee3) + 7d