#0  gdk_device_get_associated_device (device=0x786150) at /build/buildd/gtk+3.0-3.1.12/./gdk/gdkdevice.c:882
        __inst = 0x786150
        __t = <optimized out>
        __r = <optimized out>
        _g_boolean_var_ = <optimized out>
        __PRETTY_FUNCTION__ = "gdk_device_get_associated_device"
#1  0x00007fd550264570 in gtk_window_realize (widget=<optimized out>) at /build/buildd/gtk+3.0-3.1.12/./gtk/gtkwindow.c:5163
        allocation = {x = 2, y = 0, width = 7707808, height = 0}
        window = 0x7fd53c029c00
        parent_window = <optimized out>
        gdk_window = 0x8274d0
        attributes = {title = 0xb4e420 "\360\323\264", event_mask = 11854880, x = 0, y = 7889232, width = 0, height = 1344575317, wclass = 32725, visual = 0x2, window_type = 11854880, cursor = 0xb4aed0, wmclass_name = 0x2 <Address 0x2 out of bounds>, wmclass_class = 0x0, override_redirect = 1343539609, type_hint = 32725}
        attributes_mask = <optimized out>
        priv = 0x1122d80
        context = <optimized out>
        __PRETTY_FUNCTION__ = "gtk_window_realize"
#2  0x0000000000000000 in ?? ()
No symbol table info available.