- E2e framework: the `node-role.kubernetes.io/master` taint has been removed from the default value of `--non-blocking-taints` flag. You may need to set `--non-blocking-taints` explicitly if the cluster to be tested has nodes with the deprecated `node-role.kubernetes.io/master` taint. ([#118510](https://github.com/kubernetes/kubernetes/pull/118510), [@SataQiu](https://github.com/SataQiu))...

- Aadjusted http/2 buffer sizes for apiservers to prevent starvation issues between concurrent streams ([#67902](https://github.com/kubernetes/kubernetes/pull/67902), [@liggitt](https://github.com/liggitt))

* Reduced excessive logging from fluentd-gcp-scaler. ([#68837](https://github.com/kubernetes/kubernetes/pull/68837), [@x13n](https://github.com/x13n))
* locking fix in vSphere cleanup function ([#68388](https://github.com/kubernetes/kubernetes/pull/68388), [@wgliang](https://github.com/wgliang))
    * The vSphere cloud provider has a cleanup function with a loop,

* Fix issue where on re-registration of device plugin, `allocatable`...

* GC is now bound by QPS so if you need more QPS to avoid ratelimiting GC, you'll have to set it explicitly. ([#63657](https://github.com/kubernetes/kubernetes/pull/63657), [@shyamjvs](https://github.com/shyamjvs))

* Adding TerminationGracePeriodSeconds to the test framework API ([#82170](https://github.com/kubernetes/kubernetes/pull/82170), [@vivekbagade](https://github.com/vivekbagade))

* Fix credentials providers for docker sandbox image. ([#51870](https://github.com/kubernetes/kubernetes/pull/51870), [@feiskyer](https://github.com/feiskyer))
* Fixed an issue looking up cronjobs when they existed in more than one API version ([#52227](https://github.com/kubernetes/kubernetes/pull/52227), [@liggitt](https://github.com/liggitt))

- kubeadm: treat non-fatal errors as warnings when doing reset ([#80862](https://github.com/kubernetes/kubernetes/pull/80862), [@drpaneas](https://github.com/drpaneas))
- kubeadm: prevent PSP blocking of upgrade image prepull by using a non-root user ([#77792](https://github.com/kubernetes/kubernetes/pull/77792), [@neolit123](https://github.com/neolit123))

- Fixed `JobTrackingWithFinalizers` that:
  - was declaring a job finished before counting all the created pods in the status
  - was leaving pods with finalizers, blocking pod and job deletions
   `JobTrackingWithFinalizers` is still disabled by default. ([#109486](https://github.com/kubernetes/kubernetes/pull/109486), [@alculquicondor](https://github.com/alculquicondor))

- Fixed a bug where `startupProbe` stopped working after a container's first restart. ([#101093](https://github.com/kubernetes/kubernetes/pull/101093), [@wzshiming](https://github.com/wzshiming))
- Fixed an issue blocking azure auth to prompt to device code authentication flow when refresh token expires. ([#102063](https://github.com/kubernetes/kubernetes/pull/102063), [@tdihp](https://github.com/tdihp))