Should not happen: OpenAPI V3 merge schema conflict

[brandond]

Seeing messages similar to the following on 1.24 whenever CRDs are created:

W0505 23:03:52.232953      55 merge.go:121] Should not happen: OpenAPI V3 merge schema conflict on io.k8s.apimachinery.pkg.apis.meta.v1.ObjectMeta
W0505 23:03:52.232990      55 merge.go:121] Should not happen: OpenAPI V3 merge schema conflict on io.k8s.apimachinery.pkg.apis.meta.v1.FieldsV1
W0505 23:03:52.233011      55 merge.go:121] Should not happen: OpenAPI V3 merge schema conflict on io.k8s.apimachinery.pkg.apis.meta.v1.OwnerReference
W0505 23:03:52.233030      55 merge.go:121] Should not happen: OpenAPI V3 merge schema conflict on io.k8s.apimachinery.pkg.apis.meta.v1.StatusDetails
W0505 23:03:52.233047      55 merge.go:121] Should not happen: OpenAPI V3 merge schema conflict on io.k8s.apimachinery.pkg.apis.meta.v1.Patch
W0505 23:03:52.233055      55 merge.go:121] Should not happen: OpenAPI V3 merge schema conflict on io.k8s.apimachinery.pkg.apis.meta.v1.DeleteOptions
W0505 23:03:52.233070      55 merge.go:121] Should not happen: OpenAPI V3 merge schema conflict on io.k8s.apimachinery.pkg.apis.meta.v1.ManagedFieldsEntry
W0505 23:03:52.233077      55 merge.go:121] Should not happen: OpenAPI V3 merge schema conflict on io.k8s.apimachinery.pkg.apis.meta.v1.Time
W0505 23:03:52.233085      55 merge.go:121] Should not happen: OpenAPI V3 merge schema conflict on io.k8s.apimachinery.pkg.apis.meta.v1.Status
W0505 23:03:52.233092      55 merge.go:121] Should not happen: OpenAPI V3 merge schema conflict on io.k8s.apimachinery.pkg.apis.meta.v1.ListMeta
W0505 23:03:52.233110      55 merge.go:121] Should not happen: OpenAPI V3 merge schema conflict on io.k8s.apimachinery.pkg.apis.meta.v1.StatusCause
W0505 23:03:52.233213      55 merge.go:121] Should not happen: OpenAPI V3 merge schema conflict on io.k8s.apimachinery.pkg.apis.meta.v1.Preconditions

Seems to be coming from here, and is (according to the comments) not a problem... but it's still quite noisy.

https://github.com/kubernetes/kubernetes/blob/v1.24.0/staging/src/k8s.io/apiextensions-apiserver/pkg/controller/openapi/builder/merge.go#L121

• Tracking upstream in Should not happen: OpenAPI V3 merge schema conflict when applying CRDs kubernetes/kubernetes#109871

[brandond]

closing; fixed upstream in 1.24.1