* Adding lock files for kubeconfig updating ([#28034](https://github.com/kubernetes/kubernetes/pull/28034), [@krousey](https://github.com/krousey))
* federation service controller: fixing the logic to update DNS records ([#27999](https://github.com/kubernetes/kubernetes/pull/27999), [@quinton-hoole](https://github.com/quinton-hoole))

- Avoid caching the Azure VMSS instances whose network profile is nil ([#100948](https://github.com/kubernetes/kubernetes/pull/100948), [@feiskyer](https://github.com/feiskyer)) [SIG Cloud Provider]
- Azure: avoid setting cached Sku when updating VMSS and VMSS instances ([#102005](https://github.com/kubernetes/kubernetes/pull/102005), [@feiskyer](https://github.com/feiskyer)) [SIG Cloud Provider]

- Fix problem in updating VolumeAttached in node status ([#112303](https://github.com/kubernetes/kubernetes/pull/112303), [@xing-yang](https://github.com/xing-yang)) [SIG Apps]

- Fix: ignore not a VMSS error for VMAS nodes in EnsureBackendPoolDeleted. (#105404, @ialidzhikov) [SIG Cloud Provider]
- Fix: ignore the case when updating Azure tags (#104687, @nilo19) [SIG Cloud Provider]
- Revert PR #102925 which introduced unexpected scheduling behavior based on balanced resource allocation (#105239, @damemi) [SIG Scheduling]

- Fix problem in updating VolumeAttached in node status ([#112302](https://github.com/kubernetes/kubernetes/pull/112302), [@xing-yang](https://github.com/xing-yang)) [SIG Apps]

are hence enabled by default. This will be fixed in a future release.
[#38593](https://github.com/kubernetes/kubernetes/issues/38593)
* Federation control plane can be upgraded by updating the image
fields in the `Deployment` specs of the control plane components.
However, federation control plane upgrades were not tested in this
release [38537](https://github.com/kubernetes/kubernetes/issues/38537)

* Add missing argument to log message in federated ingress controller. ([#34158](https://github.com/kubernetes/kubernetes/pull/34158), [@quinton-hoole](https://github.com/quinton-hoole))
* Fix issue in updating device path when volume is attached multiple times ([#33796](https://github.com/kubernetes/kubernetes/pull/33796), [@jingxu97](https://github.com/jingxu97))

- Fix problem in updating VolumeAttached in node status ([#112304](https://github.com/kubernetes/kubernetes/pull/112304), [@xing-yang](https://github.com/xing-yang)) [SIG Apps]

- Fix the VMSS name and resource group name when updating Azure VMSS for LoadBalancer backendPools ([#89337](https://github.com/kubernetes/kubernetes/pull/89337), [@feiskyer](https://github.com/feiskyer)) [SIG Cloud Provider]

- Added consistent vanity import to files and provided tooling for verifying and updating them. ([#120642](https://github.com/kubernetes/kubernetes/pull/120642), [@jcchavezs](https://github.com/jcchavezs))