#0  0x00007ffb0cf40b5a in g_settings_backend_dispatch_signal (backend=backend@entry=0x1dc4100, function_offset=function_offset@entry=8, name=name@entry=0x7ffb0a18f8c0 "/", data1=data1@entry=0x0, data1_copy=0x7ffb0cf40640 <pointer_id>, data1_copy@entry=0, data1_free=0x7ffb0cf40650 <pointer_ignore>, data1_free@entry=0, data2=data2@entry=0x0) at /build/buildd/glib2.0-2.33.14/./gio/gsettingsbackend.c:340
  [Error: /build/buildd/glib2.0-2.33.14/./gio/gsettingsbackend.c was not found in source tree]
#1  0x00007ffb0cf410ed in g_settings_backend_path_changed (backend=0x1dc4100, path=path@entry=0x7ffb0a18f8c0 "/", origin_tag=origin_tag@entry=0x0) at /build/buildd/glib2.0-2.33.14/./gio/gsettingsbackend.c:496
  [Error: /build/buildd/glib2.0-2.33.14/./gio/gsettingsbackend.c was not found in source tree]
#2  0x00007ffb0a18bc19 in dconf_engine_change_notify (engine=engine@entry=0x1dc9810, prefix=prefix@entry=0x7ffb0a18f8c0 "/", changes=changes@entry=0x7ffb0a186c40, tag=tag@entry=0x0, origin_tag=origin_tag@entry=0x0, user_data=<optimized out>) at dconfsettingsbackend.c:233
  [Error: dconfsettingsbackend.c was not found in source tree]
#3  0x00007ffb0a18c5f0 in dconf_engine_watch_established (handle=0x1df8ad0, engine=0x1dc9810, reply=<optimized out>, error=<optimized out>) at dconf-engine.c:735
  [Error: dconf-engine.c was not found in source tree]
#4  dconf_engine_watch_established (engine=0x1dc9810, handle=0x1df8ad0, reply=<optimized out>, error=<optimized out>) at dconf-engine.c:712
  [Error: dconf-engine.c was not found in source tree]
#5  0x00007ffb0a18e636 in dconf_gdbus_method_call_done (source=0x7ffb040080c0, result=0x7ffb04021550, user_data=user_data@entry=0x1df8ad0) at dconf-gdbus-thread.c:230
  [Error: dconf-gdbus-thread.c was not found in source tree]
#6  0x00007ffb0cf02cae in g_simple_async_result_complete (simple=0x7ffb04021550) at /build/buildd/glib2.0-2.33.14/./gio/gsimpleasyncresult.c:775
  [Error: /build/buildd/glib2.0-2.33.14/./gio/gsimpleasyncresult.c was not found in source tree]
#7  0x00007ffb0cf5840a in g_dbus_connection_call_done (source=0x7ffb040080c0, result=<optimized out>, user_data=user_data@entry=0x7ffb04023f60) at /build/buildd/glib2.0-2.33.14/./gio/gdbusconnection.c:5339
  [Error: /build/buildd/glib2.0-2.33.14/./gio/gdbusconnection.c was not found in source tree]
#8  0x00007ffb0cf02cae in g_simple_async_result_complete (simple=0x7ffb04021470) at /build/buildd/glib2.0-2.33.14/./gio/gsimpleasyncresult.c:775
  [Error: /build/buildd/glib2.0-2.33.14/./gio/gsimpleasyncresult.c was not found in source tree]
#9  0x00007ffb0cf02ddc in complete_in_idle_cb (data=0x7ffb04021470) at /build/buildd/glib2.0-2.33.14/./gio/gsimpleasyncresult.c:787
  [Error: /build/buildd/glib2.0-2.33.14/./gio/gsimpleasyncresult.c was not found in source tree]
#10 0x00007ffb0c987bb5 in g_main_dispatch (context=0x1dca1c0) at /build/buildd/glib2.0-2.33.14/./glib/gmain.c:2715
  [Error: /build/buildd/glib2.0-2.33.14/./glib/gmain.c was not found in source tree]
#11 g_main_context_dispatch (context=context@entry=0x1dca1c0) at /build/buildd/glib2.0-2.33.14/./glib/gmain.c:3219
  [Error: /build/buildd/glib2.0-2.33.14/./glib/gmain.c was not found in source tree]
#12 0x00007ffb0c987ee8 in g_main_context_iterate (context=context@entry=0x1dca1c0, block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.33.14/./glib/gmain.c:3290
  [Error: /build/buildd/glib2.0-2.33.14/./glib/gmain.c was not found in source tree]
#13 0x00007ffb0c987fa4 in g_main_context_iteration (context=context@entry=0x1dca1c0, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.33.14/./glib/gmain.c:3351
  [Error: /build/buildd/glib2.0-2.33.14/./glib/gmain.c was not found in source tree]
#14 0x00007ffb0a18e35d in dconf_gdbus_worker_thread (user_data=0x1dca1c0) at dconf-gdbus-thread.c:81
  [Error: dconf-gdbus-thread.c was not found in source tree]
#15 0x00007ffb0c9ab985 in g_thread_proxy (data=0x1dbb630) at /build/buildd/glib2.0-2.33.14/./glib/gthread.c:797
  [Error: /build/buildd/glib2.0-2.33.14/./glib/gthread.c was not found in source tree]
#16 0x00007ffb0c727e9a in start_thread (arg=0x7ffb0a187700) at pthread_create.c:308
  [Error: pthread_create.c was not found in source tree]
#17 0x00007ffb0c45239d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  [Error: ../sysdeps/unix/sysv/linux/x86_64/clone.S was not found in source tree]
#18 0x0000000000000000 in ?? ()