Well the stack itself is actually simple to read:
00000000`0022bfd0 00000001`40fb5a44 : 00000000`00000006 00000000`00000000 00000000`91a67ad0 00000000`00000000 : Unity!Rigidbody::CleanupInternal+0x27a
00000000`0022c120 00000001`40fb5d65 : 00000000`00000001 00000000`00000006 00000000`91a67ad0 00000000`91a67930 : Unity!Rigidbody::Create+0x2a4
00000000`0022c250 00000001`40027914 : 00000000`00000020 00000000`00000000 00000000`0022c3c0 00000000`00000000 : Unity!Rigidbody::smile:eactivate+0x15
00000000`0022c280 00000001`40027792 : 00000000`00000010 00000001`00000000 00000000`0022c3c0 00000000`00000000 : Unity!Unity::GameObject::ActivateAwakeRecursivelyInternal+0x374
00000000`0022c300 00000001`400279ff : 00000000`91a674d0 00000000`00000000 00000000`0022c3c0 00000000`0022c700 : Unity!Unity::GameObject::ActivateAwakeRecursivelyInternal+0x1f2
00000000`0022c380 00000001`40027cff : 00000000`91a674d0 00000000`8cb12240 00000000`91a674d0 00000001`4027d852 : Unity!Unity::GameObject::ActivateAwakeRecursively+0x5f
00000000`0022c5b0 00000001`40027d77 : 00000000`91a674d0 00000000`38a6c0d8 00000000`8cc939d8 00000000`8cc939d8 : Unity!Unity::GameObject::smile:eactivate+0x5f
00000000`0022c5f0 00000001`40eac101 : 00000000`a3e02af0 000007fe`e7a31920 00000000`0022c6c0 00000000`20376e2c : Unity!Unity::GameObject::SetSelfActive+0x57
however I wonder…why a RigidBody::smile:eactivate should call RigidBody::Create…doesn’t it sound weird to you? What actually is happening?
Also: Do you recognize this crash? It’s affecting our product using Unity 5.2.3