How to reproduce:
1. Open the attached “OnAudioFilterReadTest_2020-3-37” project
2. Open the “SampleScene”
3. Select the “SimpleRepro” GameObject in the Hierarchy
4. Disable the “Change Spatialize” flag in the Inspector under the Audio Test (Script) settings
5. Enter Play mode
6. Toggle the “Spatialize” flag in the Inspector under the Audio Source settings on and off repeatedly
7. Observe the audio
Expected result: The audio switches normally between its spatialized and non-spatialized versions
Actual result: Occasionally, a very loud burst of audio can be heard
Reproducible with: 2020.3.37f1, 2021.3.7f1, 2022.1.10f1, 2022.2.0b2, 2023.1.0a4
Reproducible on: Windows 10
Note: The loud burst sound is the same sound that occurs if "Change Spatialization" is enabled and the “Spatialize” flag is clicked repeatedly