### Godot version

2992ffd25523cb8b3e0ef1b873c40115b8940178

### System information

Windows 10

### Issue description

Godot crashes randomly within a few seconds after project start when moving with the mouse.

![win_err](https://github.com/godotengine/godot/assets/52464204/1da28596-d95b-40f3-b32f-12219ec02c5d)

Started after recent merge of https://github.com/godotengine/godot/pull/67791.
I can confirm that reverting the pr fixes the crashes.

### Steps to reproduce

see desc

### Minimal reproduction project

N/A
XFlush(x11_display);
	
	XEvent ev = {};
	while (XCheckIfEvent(x11_display, &ev, _predicate_all_events, nullptr)) {
		
		if (XFilterEvent(&ev, None)) {
			
			
			continue;
		}
		
		
		
		if (ev.type == SelectionRequest) {
			_handle_selection_request_event(&(ev.xselectionrequest));
			continue;
		}
		r_events.push_back(ev);
	}
}
DisplayServer::WindowID DisplayServerX11::window_get_active_popup() const {