(gdb) backtrace
#0  ___pthread_mutex_lock (mutex=0x0) at pthread_mutex_lock.c:80
#1  0x00007fffe2fd96cc in _dbus_platform_cmutex_lock (mutex=<optimized out>) at /usr/src/debug/dbus/dbus/dbus/dbus-sysdeps-pthread.c:153
#2  _dbus_lock (lock=_DBUS_LOCK_server_slots) at /usr/src/debug/dbus/dbus/dbus/dbus-threads.c:348
#3  _dbus_data_slot_allocator_alloc (slot_id_p=0x7fffeb6e2014 <server_slot>, allocator=0x7fffe2fff060 <slot_allocator.lto_priv>) at /usr/src/debug/dbus/dbus/dbus/dbus-dataslot.c:75
#4  dbus_server_allocate_data_slot (slot_p=slot_p@entry=0x7fffeb6e2014 <server_slot>) at /usr/src/debug/dbus/dbus/dbus/dbus-server.c:1100
#5  0x00007fffeb6bdb8b in atspi_dbus_server_setup_with_g_main (server=server@entry=0x555556388600, context=0x0) at ../at-spi2-core/atspi/atspi-gmain.c:615
#6  0x00007fffee77d8ce in spi_atk_create_socket (app=0x55555600bec0) at ../at-spi2-core/atk-adaptor/bridge.c:958
#7  0x00007fffee78473e in impl_get_app_bus (bus=<optimized out>, msg=0x55555606f150, data=<optimized out>) at ../at-spi2-core/atk-adaptor/adaptors/application-adaptor.c:96
#8  0x00007fffee7880e5 in handle_other
    (pathstr=0x5555563832a8 "/org/a11y/atspi/accessible/root", member=0x555556383308 "GetApplicationBusAddress", iface=<optimized out>, path=0x555556099b60, message=0x55555606f150, bus=0x555556064cd0) at ../at-spi2-core/droute/droute.c:558
#9  handle_message (bus=0x555556064cd0, message=0x55555606f150, user_data=0x555556099b60) at ../at-spi2-core/droute/droute.c:605
#10 0x00005555559a6a69 in _dbus_object_tree_dispatch_and_unlock ()
#11 0x000055555599efa0 in dbus_connection_dispatch ()
#12 0x00007fffeb6bb68b in message_queue_dispatch (source=<optimized out>, callback=<optimized out>, user_data=<optimized out>) at ../at-spi2-core/atspi/atspi-gmain.c:89
#13 0x00007ffff2661f69 in g_main_dispatch (context=0x555555f48cc0) at ../glib/glib/gmain.c:3476
#14 0x00007ffff26c0327 in g_main_context_dispatch_unlocked (context=0x555555f48cc0) at ../glib/glib/gmain.c:4284
#15 g_main_context_iterate_unlocked.isra.0 (context=context@entry=0x555555f48cc0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4349
#16 0x00007ffff2660162 in g_main_context_iteration (context=0x555555f48cc0, context@entry=0x0, may_block=may_block@entry=1) at ../glib/glib/gmain.c:4414
#17 0x00007ffff2ded057 in gtk_main_iteration_do (blocking=1) at ../gtk/gtk/gtkmain.c:1457
#18 0x00005555556429b6 in tao::platform_impl::platform::event_loop::EventLoop<T>::run_return::hce0b0206c794f06c ()
#19 0x0000555555643c5d in tao::platform_impl::platform::event_loop::EventLoop<T>::run::h3f1d6ddc70c9ff23 ()
#20 0x00005555556419e8 in tao::event_loop::EventLoop<T>::run::h2b79878f159b162b ()
#21 0x000055555570ef8c in trguing::main::h6d1febb2b94579f9 ()
#22 0x000055555563c328 in std::sys_common::backtrace::__rust_begin_short_backtrace::h944e9f97b91fe84b ()
#23 0x000055555570fd99 in main ()