- Corrected check for non-Azure managed nodes with the Azure cloud provider ([#70135](https://github.com/kubernetes/kubernetes/pull/70135), [@marc-sensenich](https://github.com/marc-sensenich))
- Fixed azure disk attach/detach failed forever issue ([#71377](https://github.com/kubernetes/kubernetes/pull/71377), [@andyzhangx](https://github.com/andyzhangx))

- PersistentVolumeClaim objects are no longer left with storage class set to `nil` forever, but will be updated retroactively once any StorageClass is set or created as default. ([#111467](https://github.com/kubernetes/kubernetes/pull/111467), [@RomanBednar](https://github.com/RomanBednar))

* Fix data race during addition of new CRD ([#50098](https://github.com/kubernetes/kubernetes/pull/50098), [@nikhita](https://github.com/nikhita))
* Fix bug in scheduler that caused initially unschedulable pods to stuck in Pending state forever. ([#50028](https://github.com/kubernetes/kubernetes/pull/50028), [@julia-stripe](https://github.com/julia-stripe))

* Fix bug in scheduler that caused initially unschedulable pods to stuck in Pending state forever. ([#50028](https://github.com/kubernetes/kubernetes/pull/50028), [@julia-stripe](https://github.com/julia-stripe))

* The garbage collector now supports CustomResourceDefinitions and APIServices. ([#65918](https://github.com/kubernetes/kubernetes/pull/65918), [@nikhita](https://github.com/nikhita))
* Fix a bug that preempting a pod may block forever. ([#65987](https://github.com/kubernetes/kubernetes/pull/65987), [@Random-Liu](https://github.com/Random-Liu))

* Reload systemd config files before starting kubelet. ([#65702](https://github.com/kubernetes/kubernetes/pull/65702), [@mborsz](https://github.com/mborsz))
* Fix a bug that preempting a pod may block forever. ([#65987](https://github.com/kubernetes/kubernetes/pull/65987), [@Random-Liu](https://github.com/Random-Liu))

* Fix ConfigMap for Windows Containers.
  ([#39373](https://github.com/kubernetes/kubernetes/pull/39373),
  [@jbhurat](https://github.com/jbhurat))
* Fix the “pod rejected by kubelet may stay at pending forever” bug.
  (https://github.com/kubernetes/kubernetes/pull/37661),
  [@yujuhong](https://github.com/yujuhong))

### kube-controller-manager

- KCM sets the upper-bound timeout limit for outgoing requests to 70s. Previously no timeout was set. Requests without explicit timeout might potentially hang forever and lead to starvation of the application. ([#99358](https://github.com/kubernetes/kubernetes/pull/99358), [@p0lyn0mial](https://github.com/p0lyn0mial)) [SIG API Machinery]

improvements made in alternate versions of the program, if they
receive widespread use, become available for other developers to
incorporate.  Many developers of free software are heartened and
encouraged by the resulting cooperation.  However, in the case of
software used on network servers, this result may fail to come about.
The GNU General Public License permits making a modified version and
letting the public access it on a server without ever releasing its

distribute the Library is void, and will automatically terminate your
rights under this License.  However, parties who have received copies,
or rights, from you under this License will not have their licenses
terminated so long as such parties remain in full compliance.

  9. You are not required to accept this License, since you have not
signed it.  However, nothing else grants you permission to modify or