Crash on Unity::Joint::SetJointLocalActorFrames when changing connectedBody on a ConfigurableJoint

How to reproduce:
1. Open the attached “CrashRepro“ project
2. Open the “Assets/BreakScene.unity“ Scene
3. Enter Play Mode

Reproducible with: 6000.0.4f1, 6000.0.41f1, 6000.1.0a8
Not reproducible with: 6000.0.3f1, 6000.1.0b9, 6000.2.0a6
Couldn’t test with: 2022.3.60f1 (Errors in the Console)
Fixed in: 6000.1.0a9

Reproducible on: macOS 15.3.1 Sequoia (Intel), Windows 10 (by user)
Not reproducible on: No other environment tested

First few lines of the stack trace:
0x00007FFCD18CA904 (Unity) Unity::Joint::SetJointLocalActorFrames
0x00007FFCD18C0BE9 (Unity) Unity::ConfigurableJoint::Create
0x00007FFCD18C9781 (Unity) Unity::Joint::SetConnectedBody
0x00007FFCD0CCDE56 (Unity) Joint_Set_Custom_PropConnectedBody