Kubelet service fails with error "unrecognized feature gate"

Solution Verified - Updated -

Issue

  • Node is in NotReady state after cluster upgrade
  • Kubelet service fails with error unrecognized feature gate:
May 06 09:32:20 worker-2 kubenswrapper[15695]: W0506 09:32:20.442622   15695 feature_gate.go:232] unrecognized feature gate: InsightsConfigAPI
May 06 09:32:20 worker-2 kubenswrapper[15695]: E0506 09:32:20.442643   15695 run.go:74] "command failed" err="failed to set feature gates from initial flags-based config: cannot set feature gate ValidatingAdmissionPolicy to false, feature is locked to true"

Environment

  • Red Hat Openshift Container Platform (RHOCP)

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