Kubernetes: ErrImagePull / ImagePullBackOff authorization failed
Warning Failed 12s (x2 over 27s) kubelet Failed to pull image "ghcr.io/org/app:v1": rpc error: code = Unknown desc = failed to pull and unpack image: failed to verify certificate
Immediate Remediation
bash
Create imagePullSecrets in namespace: kubectl create secret docker-registry regcred --docker-server=ghcr.io ...
Root Cause Analysis
Encountered in Kubernetes when standard configuration or runtime constraints are violated.
Verification & Guardrails
- Verify dependencies and runtime version compatibility.
- Ensure clean build artifact state.
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