Even 'cheating' gives me a problem.
rogue@TUMBLER:~/hello-world$ kubectl port-forward pod/hello-world 8080:80
Forwarding from 127.0.0.1:8080 -> 80
Forwarding from [:1]8080 -> 80
Handling connection for 8080
E0628 113926.594031 43088 portforward.go:406] an error occurred forwarding 8080 -> 80: error forwarding port 80 to pod 1e12e6ba521f9f8d745fcf1ef560d97efbe825e84271688797a35d55b5931b30, uid : failed to execute portforward in network namespace "/var/run/netns/cni-135ac3fa-319a-8ac0-3e97-fcee9dcb8012": failed to connect to localhost:80 inside namespace "1e12e6ba521f9f8d745fcf1ef560d97efbe825e84271688797a35d55b5931b30", IPv4: dial tcp4 127.0.0.180 connect: connection refused IPv6 dial tcp6: address localhost: no suitable address found
E0628 113926.596396 43088 portforward.go:234] lost connection to pod