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  1. OpenShift Bugs
  2. OCPBUGS-4088

Kube-State-metrics pod fails to start due to panic

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    • Bug
    • Resolution: Duplicate
    • Undefined
    • None
    • 4.13.0, 4.12.z, 4.11.z, 4.10.z, 4.10.0
    • Monitoring
    • -
    • MON Sprint 228
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    Description

      The kube-state-metric pod inside the openshift-monitoring namespace is not running as expected.

      On checking the logs I am able to see that there is a memory panic

      ~~~
      2022-11-22T09:57:17.901790234Z I1122 09:57:17.901768 1 main.go:199] Starting kube-state-metrics self metrics server: 127.0.0.1:8082
      2022-11-22T09:57:17.901975837Z I1122 09:57:17.901951 1 main.go:66] levelinfomsgTLS is disabled.http2false
      2022-11-22T09:57:17.902389844Z I1122 09:57:17.902291 1 main.go:210] Starting metrics server: 127.0.0.1:8081
      2022-11-22T09:57:17.903191857Z I1122 09:57:17.903133 1 main.go:66] levelinfomsgTLS is disabled.http2false
      2022-11-22T09:57:17.906272505Z I1122 09:57:17.906224 1 builder.go:191] Active resources: certificatesigningrequests,configmaps,cronjobs,daemonsets,deployments,endpoints,horizontalpodautoscalers,ingresses,jobs,leases,limitranges,mutatingwebhookconfigurations,namespaces,networkpolicies,nodes,persistentvolumeclaims,persistentvolumes,poddisruptionbudgets,pods,replicasets,replicationcontrollers,resourcequotas,secrets,services,statefulsets,storageclasses,validatingwebhookconfigurations,volumeattachments
      2022-11-22T09:57:17.917758187Z E1122 09:57:17.917560 1 runtime.go:78] Observed a panic: "invalid memory address or nil pointer dereference" (runtime error: invalid memory address or nil pointer dereference)
      2022-11-22T09:57:17.917758187Z goroutine 24 [running]:
      2022-11-22T09:57:17.917758187Z k8s.io/apimachinery/pkg/util/runtime.logPanic(

      {0x1635600, 0x2696e10})
      2022-11-22T09:57:17.917758187Z /go/src/k8s.io/kube-state-metrics/vendor/k8s.io/apimachinery/pkg/util/runtime/runtime.go:74 +0x7d
      2022-11-22T09:57:17.917758187Z k8s.io/apimachinery/pkg/util/runtime.HandleCrash({0x0, 0x0, 0xfffffffe})
      2022-11-22T09:57:17.917758187Z /go/src/k8s.io/kube-state-metrics/vendor/k8s.io/apimachinery/pkg/util/runtime/runtime.go:48 +0x75
      2022-11-22T09:57:17.917758187Z panic({0x1635600, 0x2696e10}

      )
      2022-11-22T09:57:17.917758187Z /usr/lib/golang/src/runtime/panic.go:1038 +0x215
      2022-11-22T09:57:17.917758187Z k8s.io/kube-state-metrics/v2/internal/store.ingressMetricFamilies.func6(0x40)
      2022-11-22T09:57:17.917758187Z /go/src/k8s.io/kube-state-metrics/internal/store/ingress.go:136 +0x189
      2022-11-22T09:57:17.917758187Z k8s.io/kube-state-metrics/v2/internal/store.wrapIngressFunc.func1(

      {0x17fe520, 0xc00063b590})
      2022-11-22T09:57:17.917758187Z /go/src/k8s.io/kube-state-metrics/internal/store/ingress.go:175 +0x49
      2022-11-22T09:57:17.917758187Z k8s.io/kube-state-metrics/v2/pkg/metric_generator.(*FamilyGenerator).Generate(...)
      2022-11-22T09:57:17.917758187Z /go/src/k8s.io/kube-state-metrics/pkg/metric_generator/generator.go:67
      2022-11-22T09:57:17.917758187Z k8s.io/kube-state-metrics/v2/pkg/metric_generator.ComposeMetricGenFuncs.func1({0x17fe520, 0xc00063b590}

      )
      2022-11-22T09:57:17.917758187Z /go/src/k8s.io/kube-state-metrics/pkg/metric_generator/generator.go:107 +0xd8
      ~~~

      Logs are attached to the support case

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              jmarcal@redhat.com Joao Marcal
              rhn-support-ssonigra Sonigra Saurab
              Junqi Zhao Junqi Zhao
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                Updated:
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