Comment 2 for bug 1412108

StacktraceTop:
 net_device_get_nm_device ()
 ?? ()
 g_closure_invoke (closure=0x2c87870, return_value=0x0, n_param_values=2, param_values=0x7fff1a354c10, invocation_hint=0x7fff1a354bb0) at /build/buildd/glib2.0-2.42.1/./gobject/gclosure.c:768
 signal_emit_unlocked_R (node=node@entry=0x11f0750, detail=detail@entry=3787, instance=instance@entry=0x2b82580, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fff1a354c10) 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=0x7fff1a354da0) at /build/buildd/glib2.0-2.42.1/./gobject/gsignal.c:3309