Originally posted on Github: https://github.com/k-orc/openstack-resource-controller/issues/529

Problem description
Seen today in my logs after I rebased my wbranch on main:
2025-10-03T11:11:39+02:00 ERROR Observed a panic {"controller": "server", "controllerGroup": "openstack.k-orc.cloud", "controllerKind": "Server", "Server":

{"name":"martin-test","namespace":"default"}

, "namespace": "default", "name": "martin-test", "reconcileID": "64494bd7-f6db-4dce-9936-895d34583c05", "panic": "runtime err
or: invalid memory address or nil pointer dereference", "panicGoValue": "\"invalid memory address or nil pointer dereference\"", "stacktrace": "goroutine 1181 [running]:\nk8s.io/apimachinery/pkg/util/runtime.logPanic(

{0x272bad0, 0xc00081be90}, {0x1fd5360, 0x3b21cb0})\n\t/home/martin/go/pkg/mod/k8s.io/apimachinery@v0.32.9/pkg/util/runtime/
runtime.go:107 +0xbc\nsigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).Reconcile.func1()\n\t/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pkg/internal/controller/controller.go:108 +0x112\npanic({0x1fd5360?, 0x3b21cb0?})\n\t/home/martin/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.23.0.linux-amd64/sr
c/runtime/panic.go:785 +0x132\ngithub.com/k-orc/openstack-resource-controller/v2/internal/controllers/server.serverActuator.GetResourceReconcilers(...)\n\t/home/martin/dev/openshift/openstack-resource-controller/internal/controllers/server/actuator.go:281\ngithub.com/k-orc/openstack-resource-controller/v2/internal/controllers/generic/reco
nciler.(*Controller[...]).reconcileNormal(0x2760400, {0x272bad0, 0xc0007ad6e0}, {0x2762420, 0xc000b00180})\n\t/home/martin/dev/openshift/openstack-resource-controller/internal/controllers/generic/reconciler/controller.go:221 +0x702\ngithub.com/k-orc/openstack-resource-controller/v2/internal/controllers/generic/reconciler.(*Controller[...]
).Reconcile(0x2760400, {0x272bad0, 0xc00081be90}

, {{

{0xc00025ab30, 0x0?}

,

{0xc00025ab20?, 0x172a1e5?}

}})\n\t/home/martin/dev/openshift/openstack-resource-controller/internal/controllers/generic/reconciler/controller.go:131 +0x285\nsigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).Reconcile(0xc00081be00?,

{0x272bad0 ?, 0xc00081be90?}

, {{

{0xc00025ab30?, 0x0?}

,

{0xc00025ab20?, 0x0?}

}})\n\t/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pkg/internal/controller/controller.go:119 +0xbf\nsigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).reconcileHandler(0x2756200,

{0x272bb08, 0xc00035b5e0}, {0xc00025ab30, 0x7}, {0xc 00025ab20, 0xb}, 0x0)\n\t/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pkg/internal/controller/controller.go:334 +0x3ad\nsigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).processNextWorkItem(0x2756200, {0x272bb08, 0xc00035b5e0}

)\n\t/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pk
g/internal/controller/controller.go:294 +0x21e\nsigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).Start.func2.2()\n\t/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pkg/internal/controller/controller.go:255 +0x85\ncreated by sigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).St
art.func2 in goroutine 240\n\t/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pkg/internal/controller/controller.go:251 +0x6b8\n"}
runtime.sigpanic
/home/martin/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.23.0.linux-amd64/src/runtime/signal_unix.go:900
github.com/k-orc/openstack-resource-controller/v2/internal/controllers/server.serverActuator.GetResourceReconcilers
/home/martin/dev/openshift/openstack-resource-controller/internal/controllers/server/actuator.go:281
github.com/k-orc/openstack-resource-controller/v2/internal/controllers/generic/reconciler.(*Controller[...]).reconcileNormal
/home/martin/dev/openshift/openstack-resource-controller/internal/controllers/generic/reconciler/controller.go:221
github.com/k-orc/openstack-resource-controller/v2/internal/controllers/generic/reconciler.(*Controller[...]).Reconcile
/home/martin/dev/openshift/openstack-resource-controller/internal/controllers/generic/reconciler/controller.go:131
sigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).Reconcile
/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pkg/internal/controller/controller.go:119
sigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).reconcileHandler
/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pkg/internal/controller/controller.go:334
sigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).processNextWorkItem
/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pkg/internal/controller/controller.go:294
sigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).Start.func2.2
/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pkg/internal/controller/controller.go:255
2025-10-03T11:11:39+02:00 ERROR Reconciler error {"controller": "server", "controllerGroup": "openstack.k-orc.cloud", "controllerKind": "Server", "Server":

{"name":"martin-test","namespace":"default"}

, "namespace": "default", "name": "martin-test", "reconcileID": "64494bd7-f6db-4dce-9936-895d34583c05", "error": "panic: runt
ime error: invalid memory address or nil pointer dereference [recovered]"}
sigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).reconcileHandler
/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pkg/internal/controller/controller.go:347
sigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).processNextWorkItem
/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pkg/internal/controller/controller.go:294
sigs.k8s.io/controller-runtime/pkg/internal/controller.(*Controller[...]).Start.func2.2
/home/martin/go/pkg/mod/sigs.k8s.io/controller-runtime@v0.20.4/pkg/internal/controller/controller.go:255

Most likely caused by #511.
ORC version
main
Additional information
No response
Relevant log output