Verified on CFME-5.7.3.1/RHV-4.1.3
VM migration to the same host is still possible,
however the request fail on :
"Error: The VM 'golden_env_mixed_virtio_1' can not be migrated to the same host it is already running on."
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.
https://access.redhat.com/errata/RHSA-2017:1601