The fix has cause to regression bug https://bugzilla.redhat.com/show_bug.cgi?id=1601378
Verify on v3.7.61, no error log "Error creating subnet for node" [root@dma37-master-etcd-nfs-1 ~]# oc version oc v3.7.61 kubernetes v1.7.6+a08f5eeb62 features: Basic-Auth GSSAPI Kerberos SPNEGO Server https://dma37-master-etcd-nfs-1:8443 openshift v3.7.61 kubernetes v1.7.6+a08f5eeb62 [root@dma37-master-etcd-nfs-1 ~]# oc get node NAME STATUS AGE VERSION dma37-master-etcd-nfs-1 Ready 2h v1.7.6+a08f5eeb62 dma37-node-registry-router-1 Ready 2h v1.7.6+a08f5eeb62
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-2018:2337