upstream gerrit at https://review.openstack.org/#/c/545868/, tests in neutron will fail against packaged oslo_db until this is patched in
Patch never proposed to stable/queens.
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/RHBA-2018:3614