How to reproduce:
1. Open a new Unity project
2. Try to import the "crash_fbx.FBX" asset
Expected result: The FBX asset imports successfully
Actual result: Editor crashes when trying to import the FBX asset
Reproducible with: 2021.2.0a1, 2021.2.5f1, 2022.1.0b1
Not reproducible with: 2019.4.33f1, 2020.3.24f1, 2021.1.0a10, 2021.1.28f1
Notes:
- Bug reporter message: "Start importing Assets/1384314_crash_fbx.FBX using Guid(1a60dfb9eff004f1cafd0a1c5024b02e) Importer(-1,00000000000000000000000000000000) Obtained 0 stack frames."