* Do not detach volume if mount in progress ([#71145](https://github.com/kubernetes/kubernetes/pull/71145), [@gnufied](https://github.com/gnufied))
* Only use the first IP address got from instance metadata. This is because Azure CNI would set up a list of IP addresses in instance metadata, while only the first one is the Node's IP. ([#71736](https://github.com/kubernetes/kubernetes/pull/71736), [@feiskyer](https://github.com/feiskyer))

- Updated `kube-dns` to `v1.22.27`. ([#121736](https://github.com/kubernetes/kubernetes/pull/121736), [@ty-dc](https://github.com/ty-dc))
- Updated cni-plugins to version `v1.4.0`. ([#122178](https://github.com/kubernetes/kubernetes/pull/122178), [@saschagrunert](https://github.com/saschagrunert))

- Updated CNI plugins to `v1.6.2`. ([#129776](https://github.com/kubernetes/kubernetes/pull/129776), [@saschagrunert](https://github.com/saschagrunert)) [SIG Cloud Provider, Node and Testing]

- Updated CNI plugins to v1.7.1 ([#131602](https://github.com/kubernetes/kubernetes/pull/131602), [@adrianmoisey](https://github.com/adrianmoisey)) [SIG Cloud Provider, Node and Testing]

- Kubelet's deprecated `--experimental-kernel-memcg-notification` flag is now removed.  Use `--kernel-memcg-notification`...

Although clusters are enabled to support dual-stack networking, Pods and Services continue to default to single-stack.
To use dual-stack networking: Kubernetes nodes have routable IPv4/IPv6 network interfaces, a dual-stack capable CNI network plugin is used, Pods are configured to be dual-stack and Services have their `.spec.ipFamilyPolicy` field set to either `PreferDualStack` or `RequireDualStack`.

### HorizontalPodAutoscaler v2 graduates to GA