How to reproduce:
1. Open the user’s attached “samples-playground.zip” project
2. Enter Play Mode
3. Dock the Game Window somewhere else or undock it
4. Exit Play Mode and observe the result

Expected result: No freeze
Actual result: Editor freezes

Reproducible with: 2022.2.0b7, 2022.2.21f1, 2023.1.0b18, 2023.2.0a16
Not reproducible with: 2021.3.26f1
Could not test with: 2020.3.48f1, 2022.2.0b6 (Errors after project downgrade)

Reproduced on: macOS 13.2.1 (Intel)

Notes:
Reproducible when docking the Game window anywhere
Reproducible when undocking the Game window
Not reproduce in a newly created project
Not reproducible if setting Layout to “Default” and trying to reproduce the issue
Not reproducible if just changing the Game window size
Not reproducible if undocking the Game window before entering Play Mode