StacktraceTop: g_type_check_instance_cast (type_instance=type_instance@entry=0x26ce990, iface_type=40700368) at /build/buildd/glib2.0-2.42.1/./gobject/gtype.c:4014 device_ethernet_refresh_ui (device=0x26ce990) at net-device-ethernet.c:213 g_closure_invoke (closure=0x26fbdf0, return_value=0x0, n_param_values=1, param_values=0x7fff27d7f3f0, invocation_hint=0x7fff27d7f390) at /build/buildd/glib2.0-2.42.1/./gobject/gclosure.c:768 signal_emit_unlocked_R (node=node@entry=0x26c9470, detail=detail@entry=0, instance=instance@entry=0x26476f0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fff27d7f3f0) at /build/buildd/glib2.0-2.42.1/./gobject/gsignal.c:3553 g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fff27d7f570) at /build/buildd/glib2.0-2.42.1/./gobject/gsignal.c:3309
StacktraceTop: check_instance_ cast (type_instance= type_instance@ entry=0x26ce990 , iface_type= 40700368) at /build/ buildd/ glib2.0- 2.42.1/ ./gobject/ gtype.c: 4014 ethernet_ refresh_ ui (device=0x26ce990) at net-device- ethernet. c:213 0x7fff27d7f3f0, invocation_ hint=0x7fff27d7 f390) at /build/ buildd/ glib2.0- 2.42.1/ ./gobject/ gclosure. c:768 emit_unlocked_ R (node=node@ entry=0x26c9470 , detail= detail@ entry=0, instance= instance@ entry=0x26476f0 , emission_ return= emission_ return@ entry=0x0, instance_ and_params= instance_ and_params@ entry=0x7fff27d 7f3f0) at /build/ buildd/ glib2.0- 2.42.1/ ./gobject/ gsignal. c:3553 emit_valist (instance= <optimized out>, signal_ id=<optimized out>, detail=<optimized out>, var_args= var_args@ entry=0x7fff27d 7f570) at /build/ buildd/ glib2.0- 2.42.1/ ./gobject/ gsignal. c:3309
g_type_
device_
g_closure_invoke (closure=0x26fbdf0, return_value=0x0, n_param_values=1, param_values=
signal_
g_signal_