How to reproduce:
1. Open users attached project
2. In the Hierarchy window select the "GameManger" GameObject
3. In the Inspector window locate Game Manager (script)
4. Drag and drop any GameObject into Script filed

Expected result: Can't drop GameObjects into a Script field
Actual result: Editor Crashes

Reproducible with: 2022.2.0a9, 2022.2.0a10
Not reproducible with: 2019.4.38f1, 2020.3.32f1, 2021.2.16f1, 2021.3.0f1, 2022.1.0b14, 2022.2.0a8

Note: Look at the attached video "crash.mp4" for clarity

Stacktrace:
SerializedProperty::GetContentHash
SerializedProperty_CUSTOM_GetContentHashInternal
UnityEditor.SerializedProperty:GetContentHashInternal
UnityEditor.SerializedProperty:get_contentHash