We need to bring the fix for panic in creating pod events: https://github.com/openshift/origin/pull/12263 to Openshift 3.5 and master.
Per https://bugzilla.redhat.com/show_bug.cgi?id=1428009#c3, this bug is fixed. Changing status to verified.
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-2017:3188