Description of problem: Upon shutting down all the master nodes and restarting them together, the nodes restart and node status is Ready. However the pods remain in ContainerCreating state. In the master nodes crictl and podman image list show "layer not known" error. Version-Release number of selected component (if applicable): openshift-install version: # openshift-install version openshift-install 4.5.0-0.nightly-ppc64le-2020-07-17-173216 built from commit 01f5643a02f154246fab0923f8828aa9ae3b76fb release image quay.io/openshift-release-dev/ocp-release-nightly@sha256:643716db82b13e0629a3596ddf577a0633ba1973629d51496f78a8c58fd5ba71 RHCOS version: $ cat /etc/os-release NAME="Red Hat Enterprise Linux CoreOS" VERSION="45.82.202007151158-0" VERSION_ID="4.5" OPENSHIFT_VERSION="4.5" RHEL_VERSION="8.2" PRETTY_NAME="Red Hat Enterprise Linux CoreOS 45.82.202007151158-0 (Ootpa)" ID="rhcos" ID_LIKE="rhel fedora" ANSI_COLOR="0;31" CPE_NAME="cpe:/o:redhat:enterprise_linux:8::coreos" HOME_URL="https://www.redhat.com/" BUG_REPORT_URL="https://bugzilla.redhat.com/" REDHAT_BUGZILLA_PRODUCT="OpenShift Container Platform" REDHAT_BUGZILLA_PRODUCT_VERSION="4.5" REDHAT_SUPPORT_PRODUCT="OpenShift Container Platform" REDHAT_SUPPORT_PRODUCT_VERSION="4.5" OSTREE_VERSION='45.82.202007151158-0' How reproducible: Always Steps to Reproduce: 1. Shut down all master nodes of a healthy cluster. 2. Start all master nodes Actual results: Cluster is degraded: # oc get clusterversion NAME VERSION AVAILABLE PROGRESSING SINCE STATUS version 4.5.0-0.nightly-ppc64le-2020-07-17-173216 True False 9h Error while reconciling 4.5.0-0.nightly-ppc64le-2020-07-17-173216: the cluster operator network is degraded Pods are in ContainerCreating state with error: layer not known # oc get pods --all-namespaces | grep -v "Running\|Completed" NAMESPACE NAME READY STATUS RESTARTS AGE nfs-provisioner nfs-client-provisioner-77594c66d9-wsktl 0/1 CrashLoopBackOff 47 10h openshift-apiserver apiserver-bc47f849f-92frg 0/1 PodInitializing 0 10h openshift-authentication oauth-openshift-64d6d54fb5-cplgr 0/1 ContainerCreating 0 10h openshift-cloud-credential-operator cloud-credential-operator-7b87f78c6b-h6mj2 0/1 ContainerCreating 16 10h openshift-cluster-node-tuning-operator tuned-7f5gr 0/1 ContainerCreating 0 10h openshift-config-operator openshift-config-operator-85f4475f8b-g8ngp 0/1 CrashLoopBackOff 50 10h openshift-console console-657ddfc5f6-j2q95 0/1 ContainerCreating 1 10h openshift-console downloads-5c8c858489-bl89w 0/1 ContainerCreating 0 10h openshift-controller-manager controller-manager-pjgtg 0/1 ContainerCreating 1 10h openshift-dns dns-default-655tl 0/3 ContainerCreating 0 10h openshift-etcd etcd-master-1.pravin-5f23.redhat.com 0/4 Init:0/2 0 10h openshift-image-registry cluster-image-registry-operator-7475cb85d4-p5zxc 0/2 ContainerCreating 0 10h openshift-image-registry node-ca-bdvqd 0/1 ContainerCreating 0 10h openshift-kube-apiserver kube-apiserver-master-1.pravin-5f23.redhat.com 0/4 Init:0/1 0 10h openshift-kube-controller-manager kube-controller-manager-master-1.pravin-5f23.redhat.com 0/4 ContainerCreating 0 10h openshift-kube-scheduler openshift-kube-scheduler-master-1.pravin-5f23.redhat.com 0/2 Init:0/1 0 10h openshift-machine-api cluster-autoscaler-operator-8d4d96755-9z28f 0/2 ContainerCreating 2 10h openshift-machine-config-operator etcd-quorum-guard-67966885fd-hntwn 0/1 ContainerCreating 0 10h openshift-machine-config-operator machine-config-daemon-7dq5z 0/2 ContainerCreating 0 10h openshift-machine-config-operator machine-config-server-62npn 0/1 ContainerCreating 0 10h openshift-monitoring node-exporter-fngzr 0/2 PodInitializing 0 10h openshift-monitoring telemeter-client-5fc8db58bd-ckvjl 3/3 Terminating 0 4m17s openshift-multus multus-admission-controller-gdz4s 0/2 ContainerCreating 0 10h openshift-multus multus-xvqdz 0/1 PodInitializing 0 10h openshift-operator-lifecycle-manager packageserver-7b9c5b5dbc-2cfsx 0/1 ContainerCreating 0 103s openshift-operator-lifecycle-manager packageserver-8569cbc957-tjn2j 0/1 CrashLoopBackOff 6 48m openshift-sdn ovs-6dcxk 0/1 ContainerCreating 0 10h openshift-sdn sdn-controller-8pgrj 0/1 ContainerCreating 0 10h openshift-sdn sdn-qphvn 0/1 ContainerCreating 0 10h Events: Type Reason Age From Message ---- ------ ---- ---- ------- Warning FailedScheduling <unknown> default-scheduler 0/6 nodes are available: 3 node(s) didn't match node selector, 3 node(s) didn't match pod affinity/anti-affinity, 3 node(s) didn't satisfy existing pods anti-affinity rules. Warning FailedScheduling <unknown> default-scheduler 0/6 nodes are available: 3 node(s) didn't match node selector, 3 node(s) didn't match pod affinity/anti-affinity, 3 node(s) didn't satisfy existing pods anti-affinity rules. Normal Scheduled <unknown> default-scheduler Successfully assigned openshift-apiserver/apiserver-bc47f849f-92frg to master-1.pravin-5f23.redhat.com Normal AddedInterface 10h multus Add eth0 [10.128.0.41/23] Normal Pulled 10h kubelet, master-1.pravin-5f23.redhat.com Container image "quay.io/openshift-release-dev/ocp-v4.0-art-dev@sha256:fec07023c1337eab29892d53f860402dea5a28698ff5e386d6f9a7d1d7cc7507" already present on machine Normal Created 10h kubelet, master-1.pravin-5f23.redhat.com Created container fix-audit-permissions Normal Started 10h kubelet, master-1.pravin-5f23.redhat.com Started container fix-audit-permissions Normal Pulled 10h kubelet, master-1.pravin-5f23.redhat.com Container image "quay.io/openshift-release-dev/ocp-v4.0-art-dev@sha256:fec07023c1337eab29892d53f860402dea5a28698ff5e386d6f9a7d1d7cc7507" already present on machine Normal Created 10h kubelet, master-1.pravin-5f23.redhat.com Created container openshift-apiserver Normal Started 10h kubelet, master-1.pravin-5f23.redhat.com Started container openshift-apiserver Warning Unhealthy 10h kubelet, master-1.pravin-5f23.redhat.com Readiness probe failed: HTTP probe failed with statuscode: 500 Warning FailedCreatePodSandBox 5m15s (x1728 over 6h30m) kubelet, master-1.pravin-5f23.redhat.com Failed to create pod sandbox: rpc error: code = Unknown desc = error creating pod sandbox with name "k8s_apiserver-bc47f849f-92frg_openshift-apiserver_923f3d0f-0448-4ba9-b22d-84d451608202_0": layer not known This is the output seen on the master nodes (Not showing full output of images for brevity): $ sudo crictl images FATA[0000] listing images failed: rpc error: code = Unknown desc = layer not known $ sudo podman images ERRO[0000] error checking if image is a parent "4206ecc1c5f1a6aab2fd5eb4c907d51119d02f7c44ad3c04bea8f2a80c5183bf": layer not known ERRO[0000] error checking if image is a parent "1a9d0d4819f76437d0612b175b99061b893c7070fdf85c25e418ca8838a39a4d": layer not known ERRO[0000] error checking if image is a parent "62ce19450eb37c4756ff4b3906f2b1497a7c42113276596dd82724970b100ab0": layer not known ERRO[0000] error checking if image is a parent "585e536cae5734b80918be433905ae5b4374cd009f6735860bae066b6f7b24b9": layer not known ERRO[0000] error checking if image is a parent "3380faf56f5815f4cfe12c65a20a78a318140da907c6df591c561586dd1660ec": layer not known ERRO[0000] error checking if image is a parent "bac4edb5f1695a5c9a9560fc4550a689b69e22cb724ce1d5a164589fa19c6ff9": layer not known ERRO[0000] error checking if image is a parent "432d785607226705b9b2342e579891e4fe98b9f2845a327244ac50f39891307f": layer not known ERRO[0000] error checking if image is a parent "b9d443597755d986bdb86db34a10a9a10e96916e827d31a9a1728155cbab8223": layer not known ERRO[0000] error checking if image is a parent "54cde41669271d8a72ee3d6a533876c7bd6b616a9992df01bad9bcc76780c95e": layer not known ERRO[0000] error checking if image is a parent "25a488bd48ebf8f7c805392b3e0037ccf51e08402f6c4e5982ac021f39c9c25d": layer not known ERRO[0000] error checking if image is a parent "9ea5aa3fa90408e7dfb58d92d6249af71f5c8841351a1720f3cbe37b140e8484": layer not known REPOSITORY TAG IMAGE ID CREATED SIZE quay.io/openshift-release-dev/ocp-v4.0-art-dev <none> 252093b95171 5 days ago unable to determine size quay.io/openshift-release-dev/ocp-v4.0-art-dev <none> b9d443597755 6 days ago unable to determine size quay.io/openshift-release-dev/ocp-v4.0-art-dev <none> 000215b0c758 6 days ago unable to determine size quay.io/openshift-release-dev/ocp-v4.0-art-dev <none> 432d78560722 6 days ago unable to determine size Expected results: All pods should be in running state and co's should be Available. Additional info: oc get nodes # oc get nodes NAME STATUS ROLES AGE VERSION master-0.pravin-5f23.redhat.com Ready master 10h v1.18.3+b74c5ed master-1.pravin-5f23.redhat.com Ready master 10h v1.18.3+b74c5ed master-2.pravin-5f23.redhat.com Ready master 10h v1.18.3+b74c5ed worker-0.pravin-5f23.redhat.com Ready worker 10h v1.18.3+b74c5ed worker-1.pravin-5f23.redhat.com Ready worker 10h v1.18.3+b74c5ed worker-2.pravin-5f23.redhat.com Ready worker 10h v1.18.3+b74c5ed
*** This bug has been marked as a duplicate of bug 1858411 ***