[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/libthread_db.so.1".
[New Thread 0xb56ffb40 (LWP 8245)]
[New Thread 0xb60ffb40 (LWP 8244)]
0xb77a9227 in dconf_settings_backend_scan_outstanding (value=<synthetic pointer>, key=0x9ef44a8 "/org/gnome/settings-daemon/peripherals/keyboard/bell-mode", backend=0x9996408) at dconfsettingsbackend.c:401
401	      if (node->set_key)

Thread 3 (Thread 0xb60ffb40 (LWP 8244)):
#0  0x425dd2a8 in g_buffered_input_stream_read (stream=0xb5703688, buffer=0xb60fecbf, count=1, cancellable=0x0, error=0x0) at gbufferedinputstream.c:767
#1  0x4260a2ee in g_input_stream_read (stream=stream@entry=0xb5703688, buffer=buffer@entry=0xb60fecbf, count=count@entry=1, cancellable=cancellable@entry=0x0, error=error@entry=0x0) at ginputstream.c:204
#2  0x425e5b34 in read_data (size=1, buffer=0xb60fecbf, stream=0xb5703688, cancellable=<optimized out>, error=<optimized out>) at gdatainputstream.c:317
#3  read_data (stream=0xb5703688, buffer=0xb60fecbf, size=1, cancellable=0x0, error=0xb60fed1c) at gdatainputstream.c:292
#4  0x425e655a in g_data_input_stream_read_byte (stream=stream@entry=0xb5703688, cancellable=cancellable@entry=0x0, error=error@entry=0xb60fed1c) at gdatainputstream.c:345
#5  0x4267cd48 in parse_value_from_blob (mis=mis@entry=0x9999950, dis=dis@entry=0xb5703688, type=0x426cea91, just_align=just_align@entry=0, indent=indent@entry=6, error=error@entry=0xb60fedcc) at gdbusmessage.c:1472
#6  0x4267c50f in parse_value_from_blob (mis=mis@entry=0x9999950, dis=dis@entry=0xb5703688, type=type@entry=0x426cea8f, just_align=just_align@entry=0, indent=indent@entry=4, error=error@entry=0xb60fee7c) at gdbusmessage.c:1403
#7  0x4267ce64 in parse_value_from_blob (mis=mis@entry=0x9999950, dis=dis@entry=0xb5703688, type=0x426cea8e, just_align=just_align@entry=0, indent=indent@entry=2, error=error@entry=0xb60fefd8) at gdbusmessage.c:1354
#8  0x4267e61e in g_dbus_message_new_from_blob (blob=0xb5701300 "l\004\001\001V", blob_len=222, capabilities=G_DBUS_CAPABILITY_FLAGS_UNIX_FD_PASSING, error=error@entry=0xb60fefd8) at gdbusmessage.c:1732
#9  0x4268a1a7 in _g_dbus_worker_do_read_cb (input_stream=0xb6b01168, res=0x9ee6600, user_data=0xb6b07978) at gdbusprivate.c:753
#10 0x4261e975 in g_simple_async_result_complete (simple=simple@entry=0x9ee6600) at gsimpleasyncresult.c:767
#11 0x4261ea9c in complete_in_idle_cb (data=data@entry=0x9ee6600) at gsimpleasyncresult.c:779
#12 0x4244fa01 in g_idle_dispatch (source=source@entry=0xb5702308, callback=0x4261ea80 <complete_in_idle_cb>, user_data=0x9ee6600) at gmain.c:4657
#13 0x42451fbb in g_main_dispatch (context=0xb6b06740) at gmain.c:2539
#14 g_main_context_dispatch (context=context@entry=0xb6b06740) at gmain.c:3075
#15 0x42452360 in g_main_context_iterate (context=0xb6b06740, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3146
#16 0x424527c3 in g_main_loop_run (loop=0xb6b06730) at gmain.c:3340
#17 0x42687c1b in gdbus_shared_thread_func (user_data=0xb6b07950) at gdbusprivate.c:277
#18 0x424772c4 in g_thread_proxy (data=0xb6b02b50) at gthread.c:801
#19 0x4237aadf in start_thread (arg=0xb60ffb40) at pthread_create.c:309
#20 0x422b554e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 2 (Thread 0xb56ffb40 (LWP 8245)):
#0  0xb77ae424 in __kernel_vsyscall ()
#1  0x42380e02 in __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S:145
#2  0x4237c951 in _L_lock_860 () from /lib/libpthread.so.0
#3  0x4237c915 in __pthread_mutex_lock (mutex=0x9995ab8) at pthread_mutex_lock.c:105
#4  0x42493271 in g_mutex_lock (mutex=mutex@entry=0x9996434) at gthread-posix.c:208
#5  0xb77a8db7 in dconf_settings_backend_outstanding_returned (source=0x9993010, result=0x9d1bd60, user_data=0x9d1acb8) at dconfsettingsbackend.c:256
#6  0x4261e975 in g_simple_async_result_complete (simple=0x9d1bd60) at gsimpleasyncresult.c:767
#7  0x426787a0 in g_dbus_connection_call_done (source=0x9993010, result=0x9d1bd98, user_data=0x9d1d0c8) at gdbusconnection.c:5289
#8  0x4261e975 in g_simple_async_result_complete (simple=simple@entry=0x9d1bd98) at gsimpleasyncresult.c:767
#9  0x4261ea9c in complete_in_idle_cb (data=data@entry=0x9d1bd98) at gsimpleasyncresult.c:779
#10 0x4244fa01 in g_idle_dispatch (source=source@entry=0xb5705f00, callback=0x4261ea80 <complete_in_idle_cb>, user_data=0x9d1bd98) at gmain.c:4657
#11 0x42451fbb in g_main_dispatch (context=0x9995bb8) at gmain.c:2539
#12 g_main_context_dispatch (context=context@entry=0x9995bb8) at gmain.c:3075
#13 0x42452360 in g_main_context_iterate (context=0x9995bb8, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3146
#14 0x424527c3 in g_main_loop_run (loop=0x99891e0) at gmain.c:3340
#15 0xb77a8265 in dconf_context_thread (data=0x9995bb8) at dconfcontext.c:11
#16 0x424772c4 in g_thread_proxy (data=0x9986860) at gthread.c:801
#17 0x4237aadf in start_thread (arg=0xb56ffb40) at pthread_create.c:309
#18 0x422b554e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 1 (Thread 0xb778d880 (LWP 8239)):
#0  0xb77a9227 in dconf_settings_backend_scan_outstanding (value=<synthetic pointer>, key=0x9ef44a8 "/org/gnome/settings-daemon/peripherals/keyboard/bell-mode", backend=0x9996408) at dconfsettingsbackend.c:401
#1  dconf_settings_backend_read (key=0x9ef44a8 "/org/gnome/settings-daemon/peripherals/keyboard/bell-mode", backend=0x9996408, expected_type=<optimized out>, default_value=<optimized out>) at dconfsettingsbackend.c:450
#2  dconf_settings_backend_read (backend=0x9996408, key=0x9ef44a8 "/org/gnome/settings-daemon/peripherals/keyboard/bell-mode", expected_type=0x4250e382, default_value=0) at dconfsettingsbackend.c:439
#3  0x4265fd7f in g_settings_backend_read (backend=0x9996408, key=key@entry=0x9ef44a8 "/org/gnome/settings-daemon/peripherals/keyboard/bell-mode", expected_type=0x4250e382, default_value=default_value@entry=0) at gsettingsbackend.c:733
#4  0x42662de3 in g_settings_read_from_backend (settings=settings@entry=0x9b20e50, key=key@entry=0xbfc58f84) at gsettings.c:1040
#5  0x42664c2e in g_settings_get_enum (settings=settings@entry=0x9b20e50, key=key@entry=0xb5851ef1 "bell-mode") at gsettings.c:1136
#6  0xb5850168 in apply_settings (settings=0x9b20e50, key=key@entry=0x9b78e10 "numlock-state", manager=0x99d6968) at gsd-keyboard-manager.c:220
#7  0x4256496e in g_cclosure_marshal_VOID__STRINGv (closure=closure@entry=0x9a7c790, return_value=return_value@entry=0x0, instance=instance@entry=0x9b20e50, args=args@entry=0xbfc592fc "\020\216\267\tܓſ\374\223ſ\034\223ſ\221\225kB\351\240ZB\364\317ZB\311\064fB\364\317ZB\300\064fB\300\223ſH\223ſ\032\246ZBP\016\262\t\254\227ſ\001", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=1, param_types=param_types@entry=0x998ae38) at gmarshal.c:1004
#8  0x42562042 in _g_closure_invoke_va (closure=closure@entry=0x9a7c790, return_value=return_value@entry=0x0, instance=instance@entry=0x9b20e50, args=args@entry=0xbfc592fc "\020\216\267\tܓſ\374\223ſ\034\223ſ\221\225kB\351\240ZB\364\317ZB\311\064fB\364\317ZB\300\064fB\300\223ſH\223ſ\032\246ZBP\016\262\t\254\227ſ\001", n_params=n_params@entry=1, param_types=0x998ae38) at gclosure.c:840
#9  0x4257b496 in g_signal_emit_valist (instance=instance@entry=0x9b20e50, signal_id=signal_id@entry=136, detail=detail@entry=1667, var_args=var_args@entry=0xbfc592fc "\020\216\267\tܓſ\374\223ſ\034\223ſ\221\225kB\351\240ZB\364\317ZB\311\064fB\364\317ZB\300\064fB\300\223ſH\223ſ\032\246ZBP\016\262\t\254\227ſ\001") at gsignal.c:3211
#10 0x4257be74 in g_signal_emit (instance=instance@entry=0x9b20e50, signal_id=136, detail=1667) at gsignal.c:3356
#11 0x42663548 in g_settings_real_change_event (settings=0x9b20e50, keys=0xbfc597ac, n_keys=1) at gsettings.c:288
#12 0x425aa61a in ffi_call_SYSV () from /lib/libffi.so.5
#13 0x425aa381 in ffi_call () from /lib/libffi.so.5
#14 0x42562bb8 in g_cclosure_marshal_generic_va (closure=0x9988490, return_value=0xbfc59624, instance=0x9b20e50, args_list=0xbfc5978c "\254\227ſ\001", marshal_data=0x426634c0, n_params=2, param_types=0x9988910) at gclosure.c:1550
#15 0x42560668 in g_type_class_meta_marshalv (closure=closure@entry=0x9988490, return_value=return_value@entry=0xbfc59624, instance=instance@entry=0x9b20e50, args=args@entry=0xbfc5978c "\254\227ſ\001", marshal_data=marshal_data@entry=0x50, n_params=n_params@entry=2, param_types=param_types@entry=0x9988910) at gclosure.c:997
#16 0x42562042 in _g_closure_invoke_va (closure=closure@entry=0x9988490, return_value=return_value@entry=0xbfc59624, instance=instance@entry=0x9b20e50, args=args@entry=0xbfc5978c "\254\227ſ\001", n_params=n_params@entry=2, param_types=0x9988910) at gclosure.c:840
#17 0x4257b496 in g_signal_emit_valist (instance=instance@entry=0x9b20e50, signal_id=signal_id@entry=137, detail=detail@entry=0, var_args=var_args@entry=0xbfc5978c "\254\227ſ\001") at gsignal.c:3211
#18 0x4257be74 in g_signal_emit (instance=instance@entry=0x9b20e50, signal_id=137, detail=detail@entry=0) at gsignal.c:3356
#19 0x42663921 in settings_backend_changed (target=0x9b20e50, backend=0x9996408, key=0x9ef6010 "/org/gnome/settings-daemon/peripherals/keyboard/numlock-state", origin_tag=0x0) at gsettings.c:348
#20 0x4265f259 in g_settings_backend_invoke_closure (user_data=0x9a56f00) at gsettingsbackend.c:271
#21 0x424535a5 in g_main_context_invoke_full (context=context@entry=0x99876e8, priority=priority@entry=0, function=function@entry=0x4265f220 <g_settings_backend_invoke_closure>, data=data@entry=0x9a56f00, notify=notify@entry=0) at gmain.c:4838
#22 0x4245371c in g_main_context_invoke (context=0x99876e8, function=function@entry=0x4265f220 <g_settings_backend_invoke_closure>, data=data@entry=0x9a56f00) at gmain.c:4799
#23 0x4265f35c in g_settings_backend_dispatch_signal (backend=backend@entry=0x9996408, function_offset=function_offset@entry=0, name=name@entry=0x9ef5d10 "/org/gnome/settings-daemon/peripherals/keyboard/numlock-state", data1=data1@entry=0x0, data1_copy=0x4265ee80 <pointer_id>, data1_copy@entry=0, data1_free=0x4265ee90 <pointer_ignore>, data1_free@entry=0, data2=data2@entry=0x0) at gsettingsbackend.c:353
#24 0x4265f805 in g_settings_backend_changed (backend=backend@entry=0x9996408, key=key@entry=0x9ef5d10 "/org/gnome/settings-daemon/peripherals/keyboard/numlock-state", origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:400
#25 0xb77a9014 in dconf_settings_backend_write (backend=0x9996408, key=0x9ef5d10 "/org/gnome/settings-daemon/peripherals/keyboard/numlock-state", value=0xb5791d20, origin_tag=0x0) at dconfsettingsbackend.c:472
#26 0x4265fe07 in g_settings_backend_write (backend=0x9996408, key=key@entry=0x9ef5d10 "/org/gnome/settings-daemon/peripherals/keyboard/numlock-state", value=value@entry=0xb5791d20, origin_tag=origin_tag@entry=0x0) at gsettingsbackend.c:778
#27 0x42663cfb in g_settings_write_to_backend (settings=settings@entry=0x9b20e50, value=0xb5791d20, key=0xbfc599c4) at gsettings.c:1025
#28 0x42664d8b in g_settings_set_enum (settings=0x9b20e50, key=key@entry=0xb5851f04 "numlock-state", value=value@entry=2) at gsettings.c:1200
#29 0xb585006f in numlock_xkb_callback (user_data=0x99d6968, xev_=0xbfc59a9c, gdkev_=<optimized out>) at gsd-keyboard-manager.c:164
#30 numlock_xkb_callback (xev_=0xbfc59a9c, gdkev_=0x9b8fd30, user_data=0x99d6968) at gsd-keyboard-manager.c:142
#31 0x42f578cd in gdk_event_apply_filters (xevent=xevent@entry=0xbfc59a9c, event=event@entry=0x9b8fd30, window=window@entry=0x0) at gdkeventsource.c:81
#32 0x42f57acc in gdk_event_source_translate_event (xevent=0xbfc59a9c, event_source=0x998df98) at gdkeventsource.c:195
#33 _gdk_x11_display_queue_events (display=0x9980010) at gdkeventsource.c:332
#34 0x42f2ad8e in gdk_display_get_event (display=display@entry=0x9980010) at gdkdisplay.c:310
#35 0x42f577ab in gdk_event_source_dispatch (source=source@entry=0x998df98, callback=0, user_data=0x0) at gdkeventsource.c:354
#36 0x42451fbb in g_main_dispatch (context=0x99876e8) at gmain.c:2539
#37 g_main_context_dispatch (context=context@entry=0x99876e8) at gmain.c:3075
#38 0x42452360 in g_main_context_iterate (context=0x99876e8, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3146
#39 0x424527c3 in g_main_loop_run (loop=loop@entry=0x9b87ae0) at gmain.c:3340
#40 0x4311cb2d in gtk_main () at gtkmain.c:1161
#41 0x0804ac6a in main (argc=1, argv=0xbfc59d54) at main.c:456
