Steps to reproduce:

1. place a bed with enough room for an Iron Golem to step upon.
2. add villager and get them to sleep in the bed.
3. add Iron Golem and watch/force them to walk onto the bed.
4. Watch villeger get moved, and then stand up as a result of no longer being in sleep state.
5. watch villager reenter bed, and the process repeat it's self.