How to reproduce:
1. Open the attached "IN-133251_AudioFilterWarn.zip" project
2. Open the "SampleScene"
3. In the Hierarchy, select "Audio Source"
4. Enter Play mode
5. Observe the Console

Actual result: Multiple errors are thrown in the console
Expected result: No errors thrown in the console

Reproducible with: 6000.0.61f1, 6000.0.67f1,
Not reproducible with: 6000.0.60f1 (61dfb374e36f), 6000.3.7f1, 6000.4.0b7, 6000.5.0a6

Reproducible on: Windows 11, MacOS 26.2 Arm64 (by user)
Not reproducible on: No other environments tested

Note: Errors thrown in console are:
”UnityException: LoadFontFace_With_Size_and_FaceIndex_FromFont_Internal can only be called from the main thread.”
”UnityException: GetOrCreateTrackerHandleImpl can only be called from the main thread.
Constructors and field initializers will be executed from the loading thread when loading a scene.”
”NullReferenceException: Object reference not set to an instance of an object
UnityEngine.UIElements.UIR.MeshGenerator.DrawText (System.Collections.Generic.List`1[T] vertices, System.Collections.Generic.List`1[T] indices, System.Collections.Generic.List`1[T] materials,”