- ReadWriteOncePod preemption e2e test no longer causes other random e2e tests to flake randomly. ([#135623](https://github.com/kubernetes/kubernetes/pull/135623), [@jsafrane](https://github.com/jsafrane)) [SIG Storage and Testing]

## Changelog since v1.18.8

## Changes by Kind

### Bug or Regression

- "unbound immediate PersistentVolumeClaims" causes UnschedulableAndUnresolvable status rather than an Error in the scheduler. ([#93892](https://github.com/kubernetes/kubernetes/pull/93892), [@ahg-g](https://github.com/ahg-g)) [SIG Apps and Storage]

    ([docs](http://kubernetes.io/docs/user-guide/federation/events))
    ([kubernetes/features#70](https://github.com/kubernetes/enhancements/issues/70))
  - [alpha] Creating a `Federated Namespace` causes matching

* The SubjectAccessReview API passes subresource and resource name information to the authorizer to answer authorization queries. ([#40935](https://github.com/kubernetes/kubernetes/pull/40935), [@liggitt](https://github.com/liggitt))

- Resolves an issue that causes winkernel proxier to treat stale VIPs as valid ([#113567](https://github.com/kubernetes/kubernetes/pull/113567), [@daschott](https://github.com/daschott)) [SIG Network and Windows]

### Bug or Regression

- Fix a scheduler preemption issue where the victim pod was not deleted due to incorrect status patching. This issue occurred when the preemptor and victim pods had different QoS classes in their status, causing the preemption to fail entirely. ([#126691](https://github.com/kubernetes/kubernetes/pull/126691), [@Huang-Wei](https://github.com/Huang-Wei)) [SIG Scheduling]

margin-left: 0;\n  }\n}\n\n\n// Form validation\n//\n// Provide feedback to users when form field values are valid or invalid. Works\n// primarily for client-side validation via scoped `:invalid` and `:valid`\n// pseudo-classes but also includes `.is-invalid` and `.is-valid` classes for\n// server side validation.\n\n@each $state, $data in $form-validation-states {\n  @include form-validation-state($state, map-get($data, color), map-get($data, icon));\n}\n\n// Inline forms\n//\n// Make forms appear...

* Disallow PriorityClass names with 'system-' prefix for user defined priority classes. ([#59382](https://github.com/kubernetes/kubernetes/pull/59382), [@bsalamat](https://github.com/bsalamat))

  So she was considering in her own mind (as well as she could,
for the hot day made her feel very sleepy and stupid), whether
the pleasure of making a daisy-chain would be worth the trouble
of getting up and picking the daisies, when suddenly a White
Rabbit with pink eyes ran close by her.

  There was nothing so VERY remarkable in that; nor did Alice
think it so VERY much out of the way to hear the Rabbit say to

- Fixed an issue in `winkernel` proxier that causes proxy rules to leak anytime service backends are modified. ([#112837](https://github.com/kubernetes/kubernetes/pull/112837), [@daschott](https://github.com/daschott))