+++ This bug was initially created as a clone of Bug #1474429 +++ As per https://github.com/kubernetes/kubernetes/issues/49418 controller-manager can crash in certain cases when volume spec present in attach/detach controller becomes nil. We need to cherry-pick the fix to 1.7 release.
PR for 3.7 - https://github.com/openshift/origin/pull/15433
Verified on 3.7 No regression issues found.
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