(gdb) thread apply all bt

Thread 6 (Thread 0x7f0435055700 (LWP 9109)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007f046ac1f885 in g_cond_wait_until (cond=cond@entry=0x20edfb8, mutex=mutex@entry=0x20edfb0, end_time=end_time@entry=27722705698)
    at /build/buildd/glib2.0-2.37.6/./glib/gthread-posix.c:876
#2  0x00007f046abb5c61 in g_async_queue_pop_intern_unlocked (queue=queue@entry=0x20edfb0, wait=wait@entry=1, end_time=end_time@entry=27722705698)
    at /build/buildd/glib2.0-2.37.6/./glib/gasyncqueue.c:424
#3  0x00007f046abb61eb in g_async_queue_timeout_pop (queue=0x20edfb0, timeout=timeout@entry=15000000)
    at /build/buildd/glib2.0-2.37.6/./glib/gasyncqueue.c:545
#4  0x00007f046ac04d06 in g_thread_pool_wait_for_new_pool () at /build/buildd/glib2.0-2.37.6/./glib/gthreadpool.c:169
#5  g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.37.6/./glib/gthreadpool.c:366
#6  0x00007f046ac04275 in g_thread_proxy (data=0x212ad90) at /build/buildd/glib2.0-2.37.6/./glib/gthread.c:798
#7  0x00007f046a462f6e in start_thread (arg=0x7f0435055700) at pthread_create.c:311
#8  0x00007f046a18de2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7f0443fff700 (LWP 3006)):
#0  0x00007f046a1813dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f046abdf5c4 in g_main_context_poll (priority=2147483647, n_fds=2, fds=0x7f043c0008c0, timeout=998, context=0x20518a0)
    at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:4006
#2  g_main_context_iterate (context=context@entry=0x20518a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3707
#3  0x00007f046abdf6cc in g_main_context_iteration (context=0x20518a0, may_block=may_block@entry=1)
    at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3773
#4  0x00007f046abdf719 in glib_worker_main (data=<optimized out>) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:5472
#5  0x00007f046ac04275 in g_thread_proxy (data=0x20ecde0) at /build/buildd/glib2.0-2.37.6/./glib/gthread.c:798
#6  0x00007f046a462f6e in start_thread (arg=0x7f0443fff700) at pthread_create.c:311
#7  0x00007f046a18de2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7f0448fa1700 (LWP 3005)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007f046ac1f885 in g_cond_wait_until (cond=cond@entry=0x1f92378, mutex=mutex@entry=0x1f92370, end_time=end_time@entry=27711373657)
    at /build/buildd/glib2.0-2.37.6/./glib/gthread-posix.c:876
#2  0x00007f046abb5c61 in g_async_queue_pop_intern_unlocked (queue=queue@entry=0x1f92370, wait=wait@entry=1, end_time=end_time@entry=27711373657)
    at /build/buildd/glib2.0-2.37.6/./glib/gasyncqueue.c:424
---Type <return> to continue, or q <return> to quit---
#3  0x00007f046abb628b in g_async_queue_timed_pop (queue=0x1f92370, end_time=0x7f0448fa0ad0) at /build/buildd/glib2.0-2.37.6/./glib/gasyncqueue.c:612



#4  0x00007f0448fa852d in ?? () from /usr/lib/nautilus/extensions-3.0/libnautilus-dropbox.so
#5  0x00007f046ac04275 in g_thread_proxy (data=0x20ecd90) at /build/buildd/glib2.0-2.37.6/./glib/gthread.c:798
#6  0x00007f046a462f6e in start_thread (arg=0x7f0448fa1700) at pthread_create.c:311
#7  0x00007f046a18de2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7f0462259700 (LWP 3002)):
#0  0x00007f046a1813dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f046abdf5c4 in g_main_context_poll (priority=2147483647, n_fds=9, fds=0x7f045c008a30, timeout=-1, context=0x1f2bdc0)
    at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:4006
#2  g_main_context_iterate (context=0x1f2bdc0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3707
#3  0x00007f046abdfa2a in g_main_loop_run (loop=0x1f2bd50) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3906
#4  0x00007f046b1bd956 in gdbus_shared_thread_func (user_data=0x1f2bd90) at /build/buildd/glib2.0-2.37.6/./gio/gdbusprivate.c:278
#5  0x00007f046ac04275 in g_thread_proxy (data=0x1f0f320) at /build/buildd/glib2.0-2.37.6/./glib/gthread.c:798
#6  0x00007f046a462f6e in start_thread (arg=0x7f0462259700) at pthread_create.c:311
#7  0x00007f046a18de2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f045b5f2700 (LWP 3004)):
#0  0x00007f046a1813dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f046abdf5c4 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f044c0010c0, timeout=-1, context=0x1ffb110)
    at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:4006
#2  g_main_context_iterate (context=context@entry=0x1ffb110, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3707
#3  0x00007f046abdf6cc in g_main_context_iteration (context=0x1ffb110, may_block=1) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3773
#4  0x00007f045b5f9a9d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#5  0x00007f046ac04275 in g_thread_proxy (data=0x20a42d0) at /build/buildd/glib2.0-2.37.6/./glib/gthread.c:798
#6  0x00007f046a462f6e in start_thread (arg=0x7f045b5f2700) at pthread_create.c:311
#7  0x00007f046a18de2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f046e5bd9c0 (LWP 2999)):
#0  g_type_check_instance_cast (type_instance=0x2133990, iface_type=34825392) at /build/buildd/glib2.0-2.37.6/./gobject/gtype.c:4008
#1  0x00000000004778e7 in nautilus_window_sync_location_widgets (window=window@entry=0x2104410) at nautilus-window.c:1019
#2  0x0000000000472a52 in real_active (slot=0x237e440) at nautilus-window-slot.c:472
---Type <return> to continue, or q <return> to quit---
#3  0x00007f046aea82e8 in g_closure_invoke (closure=0x2219f10, return_value=0x0, n_param_values=1, param_values=0x7fff7f5b3430, 
    invocation_hint=0x7fff7f5b33d0) at /build/buildd/glib2.0-2.37.6/./gobject/gclosure.c:777
#4  0x00007f046aeba50b in signal_emit_unlocked_R (node=node@entry=0x221b5c0, detail=detail@entry=0, instance=instance@entry=0x237e440, 
    emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fff7f5b3430)
    at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3620
#5  0x00007f046aec294a in g_signal_emit_valist (instance=instance@entry=0x237e440, signal_id=signal_id@entry=363, detail=detail@entry=0, 
    var_args=var_args@entry=0x7fff7f5b3610) at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3326
#6  0x00007f046aec3152 in g_signal_emit_by_name (instance=instance@entry=0x237e440, detailed_signal=detailed_signal@entry=0x4f29bc "active")
    at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3422
#7  0x0000000000477f2d in nautilus_window_set_active_slot (window=<optimized out>, new_slot=new_slot@entry=0x237e440) at nautilus-window.c:1766
#8  0x000000000047871d in notebook_switch_page_cb (notebook=<optimized out>, page=<optimized out>, page_num=<optimized out>, window=0x2104410)
    at nautilus-window.c:272
#9  0x00007f046aea82e8 in g_closure_invoke (closure=0x2219c50, return_value=0x0, n_param_values=3, param_values=0x7fff7f5b3910, 
    invocation_hint=0x7fff7f5b38b0) at /build/buildd/glib2.0-2.37.6/./gobject/gclosure.c:777
#10 0x00007f046aeba75d in signal_emit_unlocked_R (node=node@entry=0x1f0af70, detail=detail@entry=0, instance=instance@entry=0x221a210, 
    emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fff7f5b3910)
    at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3582
#11 0x00007f046aec294a in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, 
    var_args=var_args@entry=0x7fff7f5b3ac8) at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3326
#12 0x00007f046aec2c22 in g_signal_emit (instance=instance@entry=0x221a210, signal_id=<optimized out>, detail=detail@entry=0)
    at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3382
#13 0x00007f046d601a3d in gtk_notebook_switch_page (notebook=notebook@entry=0x221a210, page=<optimized out>)
    at /build/buildd/gtk+3.0-3.9.12/./gtk/gtknotebook.c:6597
#14 0x00007f046d605700 in gtk_notebook_real_remove (list=0x201ec20, notebook=0x221a210) at /build/buildd/gtk+3.0-3.9.12/./gtk/gtknotebook.c:4939
#15 gtk_notebook_remove (container=<optimized out>, widget=0x21e6b30) at /build/buildd/gtk+3.0-3.9.12/./gtk/gtknotebook.c:4109
#16 0x00000000004497cd in nautilus_notebook_remove (container=0x221a210, tab_widget=0x21e6b30) at nautilus-notebook.c:461
#17 0x00007f046aea82e8 in g_closure_invoke (closure=0x1f043d0, return_value=0x0, n_param_values=2, param_values=0x7fff7f5b3dd0, 
    invocation_hint=0x7fff7f5b3d70) at /build/buildd/glib2.0-2.37.6/./gobject/gclosure.c:777
#18 0x00007f046aeb9f4f in signal_emit_unlocked_R (node=node@entry=0x1f04420, detail=detail@entry=0, instance=instance@entry=0x221a210, 
    emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fff7f5b3dd0)
    at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3512
#19 0x00007f046aec294a in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, 
    var_args=var_args@entry=0x7fff7f5b3f68) at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3326
#20 0x00007f046aec2c22 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>)
---Type <return> to continue, or q <return> to quit---
    at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3382
#21 0x00007f046abdbe08 in g_list_foreach (list=<optimized out>, list@entry=0x201fca0, func=func@entry=0x475310 <destroy_slots_foreach>, 
    user_data=user_data@entry=0x2104410) at /build/buildd/glib2.0-2.37.6/./glib/glist.c:949
#22 0x000000000047604d in nautilus_window_destroy (object=0x2104410) at nautilus-window.c:1587
#23 0x00007f046aea82e8 in g_closure_invoke (closure=0x1eee140, return_value=0x0, n_param_values=1, param_values=0x7fff7f5b4220, 
    invocation_hint=0x7fff7f5b41c0) at /build/buildd/glib2.0-2.37.6/./gobject/gclosure.c:777
#24 0x00007f046aebaaf4 in signal_emit_unlocked_R (node=node@entry=0x1eee1b0, detail=detail@entry=0, instance=instance@entry=0x2104410, 
    emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fff7f5b4220)
    at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3698
#25 0x00007f046aec294a in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, 
    var_args=var_args@entry=0x7fff7f5b43a8) at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3326
#26 0x00007f046aec2c22 in g_signal_emit (instance=instance@entry=0x2104410, signal_id=<optimized out>, detail=detail@entry=0)
    at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3382
#27 0x00007f046d71fae8 in gtk_widget_dispose (object=0x2104410) at /build/buildd/gtk+3.0-3.9.12/./gtk/gtkwidget.c:11254
#28 0x00007f046aeaec40 in g_object_run_dispose (object=0x2104410) at /build/buildd/glib2.0-2.37.6/./gobject/gobject.c:1067
#29 0x0000000000476e6c in nautilus_window_delete_event (widget=0x2104410, event=<optimized out>) at nautilus-window.c:2109
#30 0x00007f046d5d6a7e in _gtk_marshal_BOOLEAN__BOXEDv (closure=0x1efd680, return_value=0x7fff7f5b4600, instance=<optimized out>, 
    args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x1efd6b0)
    at /build/buildd/gtk+3.0-3.9.12/./gtk/gtkmarshalers.c:130
#31 0x00007f046aea8517 in _g_closure_invoke_va (closure=0x1efd680, return_value=0x7fff7f5b4600, instance=0x2104410, args=0x7fff7f5b4708, n_params=1, 
    param_types=0x1efd6b0) at /build/buildd/glib2.0-2.37.6/./gobject/gclosure.c:840
#32 0x00007f046aec234c in g_signal_emit_valist (instance=0x2104410, signal_id=<optimized out>, detail=<optimized out>, 
    var_args=var_args@entry=0x7fff7f5b4708) at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3234
#33 0x00007f046aec2c22 in g_signal_emit (instance=instance@entry=0x2104410, signal_id=<optimized out>, detail=detail@entry=0)
    at /build/buildd/glib2.0-2.37.6/./gobject/gsignal.c:3382
#34 0x00007f046d714214 in gtk_widget_event_internal (widget=widget@entry=0x2104410, event=event@entry=0x32bc920)
    at /build/buildd/gtk+3.0-3.9.12/./gtk/gtkwidget.c:7143
#35 0x00007f046d7144e9 in gtk_widget_event (widget=widget@entry=0x2104410, event=event@entry=0x32bc920)
    at /build/buildd/gtk+3.0-3.9.12/./gtk/gtkwidget.c:6805
#36 0x00007f046d5d6799 in gtk_main_do_event (event=event@entry=0x32bc920) at /build/buildd/gtk+3.0-3.9.12/./gtk/gtkmain.c:1593
#37 0x00007f046d727f93 in send_delete_event (data=0x2104410) at /build/buildd/gtk+3.0-3.9.12/./gtk/gtkwindow.c:1243
#38 0x00007f046d183458 in gdk_threads_dispatch (data=0x242a0a0) at /build/buildd/gtk+3.0-3.9.12/./gdk/gdk.c:804
#39 0x00007f046abdf2d6 in g_main_dispatch (context=0x1f1bff0) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3065
#40 g_main_context_dispatch (context=context@entry=0x1f1bff0) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3641
---Type <return> to continue, or q <return> to quit---
#41 0x00007f046abdf628 in g_main_context_iterate (context=context@entry=0x1f1bff0, block=block@entry=1, dispatch=dispatch@entry=1, 
    self=<optimized out>) at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3712
#42 0x00007f046abdf6cc in g_main_context_iteration (context=0x1f1bff0, context@entry=0x0, may_block=may_block@entry=1)
    at /build/buildd/glib2.0-2.37.6/./glib/gmain.c:3773
#43 0x00007f046b189f9c in g_application_run (application=0x1ef4120, argc=argc@entry=2, argv=argv@entry=0x7fff7f5b4b38)
    at /build/buildd/glib2.0-2.37.6/./gio/gapplication.c:1635
#44 0x000000000042aaf1 in main (argc=2, argv=0x7fff7f5b4b38) at nautilus-main.c:104
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