How to reproduce:
1. Open the attached “IN-149943” project
2. Open the “Test“ scene
3. Stay idle for ~30 minutes
4. Observe the memory leak in the console window / crash
Reproducible with: 6000.5.0a4, 6000.5.10f1, 6000.6.0b10, 6000.7.0a5
Could not test with: 6000.0.81f1, 6000.3.22f1, 6000.5.0a3 (UI ToolKit GameObjects are removed from the scene when downgrading)
Reproduced on: Windows 11
Not reproduced on: No other environment tested
Notes: The issue still reproduces when the project is idle in the background