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Bug
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Resolution: Unresolved
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Critical
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None
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4.21
Description of problem:
A panic in openshift-kube-controller-manager appeared in one of the CI payload jobs.
Relevant payload: https://amd64.ocp.releases.ci.openshift.org/releasestream/4.21.0-0.ci/release/4.21.0-0.ci-2025-12-04-060622
Stack trace appeared in this file:
E1204 09:30:46.464704 1 runtime.go:142] "Observed a panic" panic="close of closed channel" panicGoValue="\"close of closed channel\"" stacktrace=< goroutine 969 [running]: k8s.io/apimachinery/pkg/util/runtime.logPanic({0x37b96f0, 0xc0008fef50}, {0x2c69cc0, 0x3774ee0}) k8s.io/apimachinery@v0.34.2/pkg/util/runtime/runtime.go:132 +0xbc k8s.io/apimachinery/pkg/util/runtime.handleCrash({0x37b96f0, 0xc0008fef50}, {0x2c69cc0, 0x3774ee0}, {0x0, 0x0, 0xc0020ff660?}) k8s.io/apimachinery@v0.34.2/pkg/util/runtime/runtime.go:107 +0x116 k8s.io/apimachinery/pkg/util/runtime.HandleCrashWithContext({0x37b96f0, 0xc0008fef50}, {0x0, 0x0, 0x0}) k8s.io/apimachinery@v0.34.2/pkg/util/runtime/runtime.go:78 +0x5a panic({0x2c69cc0?, 0x3774ee0?}) runtime/panic.go:792 +0x132 k8s.io/kubernetes/pkg/controller/resourcequota.(*QuotaMonitor).SyncMonitors(0xc000d98480, {0x37b9528, 0xc00042f1d0}, 0xc000f185d0) k8s.io/kubernetes@v1.34.2/pkg/controller/resourcequota/resource_quota_monitor.go:238 +0xbc5 github.com/openshift/cluster-policy-controller/pkg/quota/clusterquotareconciliation.(*ClusterQuotaReconcilationController).resyncMonitors(0xc000d983f0, {0x37b9528, 0xc00042f1d0}, 0x55148a0?) github.com/openshift/cluster-policy-controller/pkg/quota/clusterquotareconciliation/reconciliation_controller.go:262 +0x26 github.com/openshift/cluster-policy-controller/pkg/quota/clusterquotareconciliation.(*ClusterQuotaReconcilationController).Sync.func1() github.com/openshift/cluster-policy-controller/pkg/quota/clusterquotareconciliation/reconciliation_controller.go:215 +0x425 k8s.io/apimachinery/pkg/util/wait.BackoffUntil.func1({0x100e456?, 0xc003739880?}) k8s.io/apimachinery@v0.34.2/pkg/util/wait/backoff.go:233 +0x13 k8s.io/apimachinery/pkg/util/wait.BackoffUntilWithContext.func1({0x37b96f0?, 0xc0008fef50?}, 0x41b0f4?) k8s.io/apimachinery@v0.34.2/pkg/util/wait/backoff.go:255 +0x51 k8s.io/apimachinery/pkg/util/wait.BackoffUntilWithContext({0x37b96f0, 0xc0008fef50}, 0xc0020ffed8, {0x377bfe0, 0xc000c10030}, 0x1) k8s.io/apimachinery@v0.34.2/pkg/util/wait/backoff.go:256 +0xe5 k8s.io/apimachinery/pkg/util/wait.BackoffUntil(0xc0008fef50?, {0x377bfe0?, 0xc000c10030?}, 0x0?, 0x0?) k8s.io/apimachinery@v0.34.2/pkg/util/wait/backoff.go:233 +0x46 k8s.io/apimachinery/pkg/util/wait.JitterUntil(0xc000c3b760, 0x6fc23ac00, 0x0, 0x1, 0xc0008fef50) k8s.io/apimachinery@v0.34.2/pkg/util/wait/backoff.go:210 +0x7f k8s.io/apimachinery/pkg/util/wait.Until(...) k8s.io/apimachinery@v0.34.2/pkg/util/wait/backoff.go:163 github.com/openshift/cluster-policy-controller/pkg/quota/clusterquotareconciliation.(*ClusterQuotaReconcilationController).Sync(0xc000d983f0, 0xc00071d4a0, 0x6fc23ac00, {0x37b9528, 0xc00042f1d0}) github.com/openshift/cluster-policy-controller/pkg/quota/clusterquotareconciliation/reconciliation_controller.go:167 +0xc5 created by github.com/openshift/cluster-policy-controller/pkg/cmd/controller.RunClusterQuotaReconciliationController in goroutine 765 github.com/openshift/cluster-policy-controller/pkg/cmd/controller/quota.go:131 +0x7f7 >
