### 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
while (XCheckIfEvent(x11_display, &ev, _predicate_clipboard_save_targets, (XPointer)&x11_window)) {
			switch (ev.type) {
				case SelectionRequest:
					_handle_selection_request_event(&(ev.xselectionrequest));
					break;
				case SelectionNotify: {
					if (ev.xselection.target == save_targets) {
						
						return;
					}
					break;
				}
			}
		}
	}
}
int DisplayServerX11::get_screen_count() const {
	_THREAD_SAFE_METHOD_
	int count = 0;
	
	int event_base, error_base;
	if (XineramaQueryExtension(x11_display, &event_base, &error_base)) {
		XineramaScreenInfo *xsi = XineramaQueryScreens(x11_display, &count);
		XFree(xsi);
	} else {
		count = XScreenCount(x11_display);
	}
	return count;
}
int DisplayServerX11::get_primary_screen() const {