Having two prefabs with sub emitters of its child, while main parent object is disabled, when entering play mode particles are still on and exiting play mode, crashes Unity.

To reproduce:
1. Open attached project "893838.unitypackage"
2. Open "particles.unity" scene
3. Dissable "GameObject"
4. Enter play mode
5. Observe as the particles are still on, despite the main parent object being disabled
6. Exit play mode
7. Observe as Unity crashes

Reproduced on: 5.5.1f1 5.6.0f2 2017.1.0a5

Not reproduced on: 5.4.1f1 5.5.0f3

Expected result: particles are disabled and Unity does not crash after exiting play mode
Actual result: particles are still enabled, Unity crashes after exiting play mode

Win 10 Pro

Screen recording attached