Statistically one per 5 clock runs, the application is crashing with following BackTrace:
#0 0x00007ffff54539fc in g_type_check_instance (type_instance=type_instance@entry=0xf1a0b0) at /build/buildd/glib2.0-2.44.1/./gobject/gtype.c:4136
#1 0x00007ffff54496fe in g_signal_emit_valist (instance=0xf1a0b0, signal_id=289, detail=0, var_args=var_args@entry=0x7fffffffd250)
at /build/buildd/glib2.0-2.44.1/./gobject/gsignal.c:3090
#2 0x00007ffff544a8ff in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.44.1/./gobject/gsignal.c:3361
#3 0x00007fffbe19e271 in () at /usr/lib/x86_64-linux-gnu/libgeoclue.so.0
#4 0x00007fffdfb0ef3c in marshal_dbus_message_to_g_marshaller (closure=0x1520db0, return_value=0x0, n_param_values=<optimized out>, param_values=<optimized out>, invocation_hint=0x7fffffffd530, marshal_data=0x0) at dbus-gproxy.c:1736
#8 0x00007ffff544a8ff in <emit signal received:org-freedesktop-Geoclue-MasterClient-PositionProviderChanged on instance 0xf0f780 [DBusGProxy]> (instance=instance@entry=0xf0f780, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.44.1/./gobject/gsignal.c:3361
#5 0x00007ffff54302d5 in g_closure_invoke (closure=0x1520db0, return_value=0x0, n_param_values=3, param_values=0x7fffffffd590, invocation_hint=0x7fffffffd530)
at /build/buildd/glib2.0-2.44.1/./gobject/gclosure.c:768
#6 0x00007ffff544203c in signal_emit_unlocked_R (node=node@entry=0x151e740, detail=detail@entry=1533, instance=instance@entry=0xf0f780, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffffffd590) at /build/buildd/glib2.0-2.44.1/./gobject/gsignal.c:3549
#7 0x00007ffff544a698 in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffffffd740)
at /build/buildd/glib2.0-2.44.1/./gobject/gsignal.c:3305
#9 0x00007fffdfb0f882 in dbus_g_proxy_manager_filter (message=0x5307c0, proxy=0xf0f780 [DBusGProxy]) at dbus-gproxy.c:1789
#10 0x00007fffdfb0f882 in dbus_g_proxy_manager_filter (connection=<optimized out>, message=0x5307c0, user_data=0xf1f540) at dbus-gproxy.c:1356
#11 0x00007fffec3e21d1 in dbus_connection_dispatch () at /lib/x86_64-linux-gnu/libdbus-1.so.3
#12 0x00007fffdfb095d5 in message_queue_dispatch (source=<optimized out>, callback=<optimized out>, user_data=<optimized out>) at dbus-gmain.c:90
#13 0x00007ffff515ac3d in g_main_context_dispatch (context=0x7fffe40016f0) at /build/buildd/glib2.0-2.44.1/./glib/gmain.c:3122
#14 0x00007ffff515ac3d in g_main_context_dispatch (context=context@entry=0x7fffe40016f0) at /build/buildd/glib2.0-2.44.1/./glib/gmain.c:3737
#15 0x00007ffff515af20 in g_main_context_iterate (context=context@entry=0x7fffe40016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
at /build/buildd/glib2.0-2.44.1/./glib/gmain.c:3808
---Type <return> to continue, or q <return> to quit---
#16 0x00007ffff515afcc in g_main_context_iteration (context=0x7fffe40016f0, may_block=1) at /build/buildd/glib2.0-2.44.1/./glib/gmain.c:3869
#17 0x00007ffff67bcc57 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007ffff67613e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007ffff676902c in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x0000000000404098 in ()
#21 0x00007ffff5ac1a40 in __libc_start_main (main=
0x4037d0, argc=4, argv=0x7fffffffdf38, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffdf28) at libc-start.c:289
#22 0x00000000004058b9 in ()
Statistically one per 5 clock runs, the application is crashing with following BackTrace:
#0 0x00007ffff54539fc in g_type_ check_instance (type_instance= type_instance@ entry=0xf1a0b0) at /build/ buildd/ glib2.0- 2.44.1/ ./gobject/ gtype.c: 4136 emit_valist (instance=0xf1a0b0, signal_id=289, detail=0, var_args= var_args@ entry=0x7ffffff fd250) buildd/ glib2.0- 2.44.1/ ./gobject/ gsignal. c:3090 <optimized out>, signal_ id=<optimized out>, detail=<optimized out>) at /build/ buildd/ glib2.0- 2.44.1/ ./gobject/ gsignal. c:3361 x86_64- linux-gnu/ libgeoclue. so.0 dbus_message_ to_g_marshaller (closure=0x1520db0, return_value=0x0, n_param_ values= <optimized out>, param_values= <optimized out>, invocation_ hint=0x7fffffff d530, marshal_data=0x0) at dbus-gproxy.c:1736 org-freedesktop -Geoclue- MasterClient- PositionProvide rChanged on instance 0xf0f780 [DBusGProxy]> (instance= instance@ entry=0xf0f780, signal_ id=<optimized out>, detail=<optimized out>) at /build/ buildd/ glib2.0- 2.44.1/ ./gobject/ gsignal. c:3361 0x7fffffffd590, invocation_ hint=0x7fffffff d530) buildd/ glib2.0- 2.44.1/ ./gobject/ gclosure. c:768 emit_unlocked_ R (node=node@ entry=0x151e740 , detail= detail@ entry=1533, instance= instance@ entry=0xf0f780, emission_ return= emission_ return@ entry=0x0, instance_ and_params= instance_ and_params@ entry=0x7ffffff fd590) at /build/ buildd/ glib2.0- 2.44.1/ ./gobject/ gsignal. c:3549 emit_valist (instance= <optimized out>, signal_ id=<optimized out>, detail=<optimized out>, var_args= var_args@ entry=0x7ffffff fd740) buildd/ glib2.0- 2.44.1/ ./gobject/ gsignal. c:3305 proxy_manager_ filter (message=0x5307c0, proxy=0xf0f780 [DBusGProxy]) at dbus-gproxy.c:1789 proxy_manager_ filter (connection= <optimized out>, message=0x5307c0, user_data=0xf1f540) at dbus-gproxy.c:1356 _dispatch () at /lib/x86_ 64-linux- gnu/libdbus- 1.so.3 queue_dispatch (source=<optimized out>, callback=<optimized out>, user_data= <optimized out>) at dbus-gmain.c:90 context_ dispatch (context= 0x7fffe40016f0) at /build/ buildd/ glib2.0- 2.44.1/ ./glib/ gmain.c: 3122 context_ dispatch (context= context@ entry=0x7fffe40 016f0) at /build/ buildd/ glib2.0- 2.44.1/ ./glib/ gmain.c: 3737 context_ iterate (context= context@ entry=0x7fffe40 016f0, block=block@ entry=1, dispatch= dispatch@ entry=1, self=<optimized out>) buildd/ glib2.0- 2.44.1/ ./glib/ gmain.c: 3808 context_ iteration (context= 0x7fffe40016f0, may_block=1) at /build/ buildd/ glib2.0- 2.44.1/ ./glib/ gmain.c: 3869 rGlib:: processEvents( QFlags< QEventLoop: :ProcessEventsF lag>) () at /usr/lib/ x86_64- linux-gnu/ libQt5Core. so.5 :exec(QFlags< QEventLoop: :ProcessEventsF lag>) () at /usr/lib/ x86_64- linux-gnu/ libQt5Core. so.5 n::exec( ) () at /usr/lib/ x86_64- linux-gnu/ libQt5Core. so.5 df38, init=<optimized out>, fini=<optimized out>, rtld_fini= <optimized out>, stack_end= 0x7fffffffdf28) at libc-start.c:289
#1 0x00007ffff54496fe in g_signal_
at /build/
#2 0x00007ffff544a8ff in g_signal_emit (instance=
#3 0x00007fffbe19e271 in () at /usr/lib/
#4 0x00007fffdfb0ef3c in marshal_
#8 0x00007ffff544a8ff in <emit signal received:
#5 0x00007ffff54302d5 in g_closure_invoke (closure=0x1520db0, return_value=0x0, n_param_values=3, param_values=
at /build/
#6 0x00007ffff544203c in signal_
#7 0x00007ffff544a698 in g_signal_
at /build/
#9 0x00007fffdfb0f882 in dbus_g_
#10 0x00007fffdfb0f882 in dbus_g_
#11 0x00007fffec3e21d1 in dbus_connection
#12 0x00007fffdfb095d5 in message_
#13 0x00007ffff515ac3d in g_main_
#14 0x00007ffff515ac3d in g_main_
#15 0x00007ffff515af20 in g_main_
at /build/
---Type <return> to continue, or q <return> to quit---
#16 0x00007ffff515afcc in g_main_
#17 0x00007ffff67bcc57 in QEventDispatche
#18 0x00007ffff67613e2 in QEventLoop:
#19 0x00007ffff676902c in QCoreApplicatio
#20 0x0000000000404098 in ()
#21 0x00007ffff5ac1a40 in __libc_start_main (main=
0x4037d0, argc=4, argv=0x7fffffff
#22 0x00000000004058b9 in ()