Critical: meta_window_set_stack_position_no_sync: assertion 'window->stack_position >= 0' failed
Affected version
F33, Wayland, 70cfccd9, both standalone mutter and gnome-shell.
Bug summary
Opening initially-fullscreen mpv results in:
(mutter:888251): mutter-CRITICAL **: 23:42:48.890: meta_window_set_stack_position_no_sync: assertion 'window->stack_position >= 0' failed
Steps to reproduce
mpv -fullscreen some-video.mp4