- Ignore context canceled from validate and mutate webhook ([#120020](https://github.com/kubernetes/kubernetes/pull/120020), [@divyasri537](https://github.com/divyasri537)) [SIG API Machinery]
- Kubeadm: fix nil pointer when etcd member is already removed ([#120011](https://github.com/kubernetes/kubernetes/pull/120011), [@neolit123](https://github.com/neolit123)) [SIG Cluster Lifecycle]

### Other (Cleanup or Flake)

`mouseleave${EVENT_KEY}`\nconst EVENT_TOUCHSTART = `touchstart${EVENT_KEY}`\nconst EVENT_TOUCHMOVE = `touchmove${EVENT_KEY}`\nconst EVENT_TOUCHEND = `touchend${EVENT_KEY}`\nconst EVENT_POINTERDOWN = `pointerdown${EVENT_KEY}`\nconst EVENT_POINTERUP = `pointerup${EVENT_KEY}`\nconst EVENT_DRAG_START = `dragstart${EVENT_KEY}`\nconst EVENT_LOAD_DATA_API = `load${EVENT_KEY}${DATA_API_KEY}`\nconst EVENT_CLICK_DATA_API = `click${EVENT_KEY}${DATA_API_KEY}`\n\nconst SELECTOR_ACTIVE = '.active'\nconst SELECTOR_ACTIVE_ITEM...

### Cluster Lifecycle

- kubeadm: fixed nil pointer dereference caused by a bug in url parsing ([#74454](https://github.com/kubernetes/kubernetes/pull/74454), [@bart0sh](https://github.com/bart0sh))

}.btn.disabled,.btn:disabled{opacity:.65;box-shadow:none}.btn:not(:disabled):not(.disabled){cursor:pointer}.btn:not(:disabled):not(.disabled).active,.btn:not(:disabled):not(.disabled):active{box-shadow:none}a.btn.disabled,fieldset:disabled a.btn{pointer-events:none}.btn-primary{color:#fff;background-color:#007bff;border-color:#007bff;box-shadow:none}.btn-primary:hover{color:#fff;background-color:#0069d9;border-color:#0062cc}.btn-primary.focus,.btn-primary:focus{color:#fff;background-color:#0069d...

* Added bool type support for jsonpath. ([#39063](https://github.com/kubernetes/kubernetes/pull/39063), [@xingzhou](https://github.com/xingzhou))
* Preventing nil pointer reference in client_config ([#40508](https://github.com/kubernetes/kubernetes/pull/40508), [@vjsamuel](https://github.com/vjsamuel))

## Changelog since v1.12.5

### Other notable changes

* kubeadm: fixed nil pointer dereference caused by a bug in url parsing ([#74454](https://github.com/kubernetes/kubernetes/pull/74454), [@bart0sh](https://github.com/bart0sh))

* fix parse devicePath issue on Azure Disk ([#74499](https://github.com/kubernetes/kubernetes/pull/74499), [@andyzhangx](https://github.com/andyzhangx))
* kubeadm: fixed nil pointer dereference caused by a bug in url parsing ([#74454](https://github.com/kubernetes/kubernetes/pull/74454), [@bart0sh](https://github.com/bart0sh))

- Fix missing "apiVersion" for "involvedObject" in Events for Nodes. ([#87537](https://github.com/kubernetes/kubernetes/pull/87537), [@uthark](https://github.com/uthark)) [SIG Apps and Node]
- Fix nil pointer dereference in azure cloud provider ([#85975](https://github.com/kubernetes/kubernetes/pull/85975), [@ldx](https://github.com/ldx)) [SIG Cloud Provider]

- Ignore context canceled from validate and mutate webhook ([#120019](https://github.com/kubernetes/kubernetes/pull/120019), [@divyasri537](https://github.com/divyasri537)) [SIG API Machinery]
- Kubeadm: fix nil pointer when etcd member is already removed ([#120012](https://github.com/kubernetes/kubernetes/pull/120012), [@neolit123](https://github.com/neolit123)) [SIG Cluster Lifecycle]

### Other (Cleanup or Flake)

### Other notable changes

* Fixed a regression where the kubelet would fail to update the ready status of pods. ([#86191](https://github.com/kubernetes/kubernetes/pull/86191), [@tedyu](https://github.com/tedyu))
* Fix nil pointer dereference in azure cloud provider ([#85975](https://github.com/kubernetes/kubernetes/pull/85975), [@ldx](https://github.com/ldx))