https://github.com/openshift/openshift-ansible/pull/4058
Verify this bug with openshift-ansible-3.3.75-1.git.0.ce1661a.el7.noarch.rpm, after installation, all masters' certs were signed with correct ip address, the cluster was working well.
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-2017:1244