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Hit this issue using openshift/ose-logging-eventrouter:v4.2.1-201910171309 after 81m. cluster-logging-eventrouter-568995ddb6-gjtg5 0/1 CrashLoopBackOff 20 81m E1021 09:07:37.241985 1 runtime.go:66] Observed a panic: "invalid memory address or nil pointer dereference" (runtime error: invalid memory address or nil pointer dereference) /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/apimachinery/pkg/util/runtime/runtime.go:72 /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/apimachinery/pkg/util/runtime/runtime.go:65 /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/apimachinery/pkg/util/runtime/runtime.go:51 /opt/rh/go-toolset-1.11/root/usr/lib/go-toolset-1.11-golang/src/runtime/asm_amd64.s:522 /opt/rh/go-toolset-1.11/root/usr/lib/go-toolset-1.11-golang/src/runtime/panic.go:513 /opt/rh/go-toolset-1.11/root/usr/lib/go-toolset-1.11-golang/src/runtime/panic.go:82 /opt/rh/go-toolset-1.11/root/usr/lib/go-toolset-1.11-golang/src/runtime/signal_unix.go:390 /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/eventrouter.go:152 /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/eventrouter.go:113 /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/eventrouter.go:86 /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/client-go/tools/cache/controller.go:195 /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/client-go/tools/cache/shared_informer.go:545 /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/client-go/tools/cache/shared_informer.go:381 /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/client-go/tools/cache/shared_informer.go:381 /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:71 /opt/rh/go-toolset-1.11/root/usr/lib/go-toolset-1.11-golang/src/runtime/asm_amd64.s:1333 panic: runtime error: invalid memory address or nil pointer dereference [recovered] panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x18 pc=0xf556cc] goroutine 7 [running]: github.com/openshift/eventrouter/vendor/k8s.io/apimachinery/pkg/util/runtime.HandleCrash(0x0, 0x0, 0x0) /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/apimachinery/pkg/util/runtime/runtime.go:58 +0x108 panic(0x1077880, 0x1d28f20) /opt/rh/go-toolset-1.11/root/usr/lib/go-toolset-1.11-golang/src/runtime/panic.go:513 +0x1b9 main.prometheusEvent(0xc001845400) /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/eventrouter.go:152 +0xdc main.(*EventRouter).addEvent(0xc0003e4040, 0x11b3900, 0xc001845400) /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/eventrouter.go:113 +0x3c main.(*EventRouter).addEvent-fm(0x11b3900, 0xc001845400) /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/eventrouter.go:86 +0x3e github.com/openshift/eventrouter/vendor/k8s.io/client-go/tools/cache.ResourceEventHandlerFuncs.OnAdd(0xc0004d8020, 0xc0004d8030, 0xc0004d8040, 0x11b3900, 0xc001845400) /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/client-go/tools/cache/controller.go:195 +0x49 github.com/openshift/eventrouter/vendor/k8s.io/client-go/tools/cache.(*processorListener).run(0xc0000b00a0) /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/client-go/tools/cache/shared_informer.go:545 +0x24a github.com/openshift/eventrouter/vendor/k8s.io/client-go/tools/cache.(*processorListener).run-fm() /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/client-go/tools/cache/shared_informer.go:381 +0x2a github.com/openshift/eventrouter/vendor/k8s.io/apimachinery/pkg/util/wait.(*Group).Start.func1(0xc00013e138, 0xc0001e8000) /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:71 +0x4f created by github.com/openshift/eventrouter/vendor/k8s.io/apimachinery/pkg/util/wait.(*Group).Start /builddir/build/BUILD/eventrouter-ed73fb6584b98a08390db56f1337a45c57044df1/src/github.com/openshift/eventrouter/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:69 +0x62
Verified with ose-logging-eventrouter-v4.2.3-201910291027.
Moving this back to POST so that the bugzilla bot will merge https://github.com/openshift/origin-aggregated-logging/pull/1768
Verified with ose-logging-eventrouter-v4.2.4-201911050122
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2019:3303