- Graduated the `LegacyServiceAccountTokenTracking` feature gate to GA. The usage of auto-generated secret-based service account token now produces warnings, and relevant Secrets are labeled with a last-used timestamp (label key `kubernetes.io/legacy-token-last-used`). ([#117591](https://github.com/kubernetes/kubernetes/pull/117591), [@zshihang](https://github.com/zshihang)) [SIG API Machinery, Auth...

- Kubeadm: improve the strict parsing of user YAML/JSON configuration files. Next to printing warnings for unknown and duplicate fields (current state), also print warnings for fields with incorrect case sensitivity - e.g. `controlPlaneEndpoint` (valid), `ControlPlaneEndpoint` (invalid). Instead of only printing warnings during `init` and `join` also print warnings when downloading the ClusterConfiguration, KubeletConfiguration or KubeProxyConfiguration objects from the cluster....

- Kubeadm: perform pre-flight validation on host/node name upon `kubeadm init` and `kubeadm join`, showing warnings on non-compliant names ([#99194](https://github.com/kubernetes/kubernetes/pull/99194), [@pacoxu](https://github.com/pacoxu))

- Validation rules for Custom Resource Definitions can be written in the [CEL expression language](https://gith...

  - The `--experimental-encryption-provider-config` flag is deprecated in favor of `--encryption-provider-config`. The old flag is accepted with a warning but will be removed in 1.14. ([#71206](https://github.com/kubernetes/kubernetes/pull/71206),...

- Kubelet: remove alpha warnings for CNI flags. ([#94508](https://github.com/kubernetes/kubernetes/pull/94508), [@andrewsykim](https://github.com/andrewsykim)) [SIG Network and Node]
- Updates docs and guidance on cloud provider InstancesV2 and Zones interface for external cloud providers:
  - removes experimental warning for InstancesV2

has some fixed limit (including persistent volume counts on cloud nodes, exclusive CPU cores, or unique hardware devices) could trigger the failure. While this behavior is correct it reduces the throughput of pod execution and creates user-visible warnings - [future versions of Kubernetes will minimize the likelihood users see pod failures due to this issue](https://github.com/kubernetes/kubernetes/issues/106884). In general, any automation that creates pods [must take Kubelet rejections into acco...

- Graduated ServerSideFieldValidation to `beta`. Schema validation is performed server-side and requests will receive warnings for any invalid/unknown fields by default. ([#110178](https://github.com/kubernetes/kubernetes/pull/110178), [@kevindelgado](https://github.com/kevindelgado)) [SIG API Machinery, Architecture, Auth, CLI, Cloud Provider, Cluster Lifecycle, Instrumentation,...

* Added e2e test for watch ([#60331](https://github.com/kubernetes/kubernetes/pull/60331), [@jennybuckley](https://github.com/jennybuckley))
* add warnings on using pod-infra-container-image for remote container runtime ([#62982](https://github.com/kubernetes/kubernetes/pull/62982), [@dixudx](https://github.com/dixudx))

- Kubeadm now supports automatic calculations of dual-stack node cidr masks to kube-controller-manager. ([#85609](https://github.com/kubernetes/kubernetes/pull/85609), [@Arvinderpal](https://github.com/Arvinderpal))
- Kubeadm: reset raises warnings if it cannot delete folders ([#85265](https://github.com/kubernetes/kubernetes/pull/85265), [@SataQiu](https://github.com/SataQiu))