Reproduction steps:
1. Open the attached “IN-113784_ContactModification.zip“ project
2. Open the “Assets/Scenes/SampleScene.unity“ Scene
3. Enter the Play Mode
4. Observe the Scene View

Expected result: All spheres pass through respective surfaces
Actual result: The “Rigidbody + non-kinematic rigidbody” sphere fails to pass through the pan

Reproducible with: 6000.0.56f1, 6000.1.16f1, 6000.2.2f1, 6000.3.0a6

Reproducible on: M1 Max MacOS 15.5 (Tested by CQA)
Not reproducible on: No other environment tested