+++ This bug was initially created as a clone of Bug #1801339 +++ If an IPv6 address with %zone info appended is in resolv.conf the parsing does not work properly. It does not properly identify as an IPv6 address, and causes panic.
verified with 4.3.0-0.nightly-2020-02-20-033504 and coredns has been updated to 1.6.6 $ oc -n openshift-dns exec dns-default-262fc -c dns -- coredns -version CoreDNS-1.6.6 linux/amd64, go1.12.12,
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-2020:0676