- Fixed computing backoff delay when using Job pod failure policy, by including in the backoff delay calculation pod failures ignored from the backoffLimit counter. ([#119434](https://github.com/kubernetes/kubernetes/pull/119434), [@mimowo](https://github.com/mimowo))

  - A cluster-scoped object with an ownerReference referencing a uid of a namespaced kind is now consistently treated as though that owner is not resolvable, and the child object is ignored by the garbage collector. ([#92743](https://github.com/kubernetes/kubernetes/pull/92743), [@liggitt](https://github.com/liggitt)) [SIG API Machinery, Apps and Testing]


## Changes by Kind

### Deprecation

    * If your config files contains fields with wrong case, the config files will be now invalid.
* GCE: Fixes operation polling to adhere to the specified interval. Furthermore, operation errors are now returned instead of ignored. ([#64630](https://github.com/kubernetes/kubernetes/pull/64630), [@nicksardo](https://github.com/nicksardo))

  much later). ([#122204](https://github.com/kubernetes/kubernetes/pull/122204), [@danwinship](https://github.com/danwinship))
- Fixed a regression in "kubeadm init" where a user-specified --kubeconfig file was being ignored. ([#122735](https://github.com/kubernetes/kubernetes/pull/122735), [@avorima](https://github.com/avorima))
- Fixed a regression in kubectl version `1.29.0` where the `--attach` flag was not honored.

### Bug or Regression

- EndpointSlices marked for deletion are now ignored during reconciliation. ([#110484](https://github.com/kubernetes/kubernetes/pull/110484), [@aryan9600](https://github.com/aryan9600)) [SIG Apps and Network]

  - The `proxy` plugin has been deprecated. The `forward` plugin is to be used instead.
  - `kubernetes` plugin removes the `resyncperiod` option.
  - The `upstream` option is deprecated and ignored if included.
    ([#82127](https://github.com/kubernetes/kubernetes/pull/82127), [@rajansandeep](https://github.com/rajansandeep))

- kubectl

  - `kubectl convert`, deprecated since v1.14, will be removed in v1.17.

* Fixed a bug in the apiserver storage that could cause just-added finalizers to be ignored on an immediately following delete request, leading to premature deletion. ([#77619](https://github.com/kubernetes/kubernetes/pull/77619), [@caesarxuchao](https://github.com/caesarxuchao))

- Do not report terminated container metrics ([#110950](https://github.com/kubernetes/kubernetes/pull/110950), [@yangjunmyfm192085](https://github.com/yangjunmyfm192085)) [SIG Node]
- EndpointSlices marked for deletion are now ignored during reconciliation. ([#109624](https://github.com/kubernetes/kubernetes/pull/109624), [@aryan9600](https://github.com/aryan9600))

## Known Issues
- volumeDevices mapping ignored when container is privileged

- The terminationGracePeriodSeconds from pod spec is...