### Bug or Regression

- Client-go: resolves an issue with informers falling back to full list requests when timeouts are encountered, rather than re-establishing a watch. ([#89976](https://github.com/kubernetes/kubernetes/pull/89976), [@liggitt](https://github.com/liggitt)) [SIG API Machinery and Testing]

## Changelog since v1.18.1

## Changes by Kind

### Bug or Regression

- Client-go: resolves an issue with informers falling back to full list requests when timeouts are encountered, rather than re-establishing a watch. ([#89975](https://github.com/kubernetes/kubernetes/pull/89975), [@liggitt](https://github.com/liggitt)) [SIG API Machinery and Testing]

* fixes spurious "meaningful conflict" error encountered by nodes attempting to update status, which could cause them to be considered unready ([#66171](https://github.com/kubernetes/kubernetes/pull/66171), [@liggitt](https://github.com/liggitt))

        *  Don't break metric storage when duplicate pod metrics encountered causing hpa to fail
* kube-apiserver: Fixed a regression accepting patch requests > 1MB ([#84963](https://github.com/kubernetes/kubernetes/pull/84963), [@liggitt](https://github.com/liggitt))

## Changelog since v1.15.11

## Changes by Kind

### Bug or Regression

- Client-go: resolves an issue with informers falling back to full list requests when timeouts are encountered, rather than re-establishing a watch. ([#89978](https://github.com/kubernetes/kubernetes/pull/89978), [@liggitt](https://github.com/liggitt)) [SIG API Machinery and Testing]

* kube-apiserver: fixed a bug that could cause a goroutine leak if the apiserver encountered an encoding error serving a watch to a websocket watcher ([#84693](https://github.com/kubernetes/kubernetes/pull/84693), [@tedyu](https://github.com/tedyu))

- Resolves non-deterministic behavior of the garbage collection controller when ownerReferences with incorrect data are encountered. Events with a reason of `OwnerRefInvalidNamespace` are recorded when namespace mismatches between child and owner objects are detected. The [kubectl-check-ownerreferences](https://github.com/kubernetes-sigs/kubectl-check-ownerreferences) tool can...

- Fixed a regression with the `ServiceAccountNodeAudienceRestriction` feature where `azureFile` volumes encountered 'failed to get service account token attributes' errors. ([#129993](https://github.com/kubernetes/kubernetes/pull/129993), [@aramase](https://github.com/aramase)) [SIG Auth and Testing]

<code>break</code> or <code>continue</code> statement.
</p>

<pre class="ebnf">
LabeledStmt = Label ":" Statement .
Label       = identifier .
</pre>

<pre>
Error: log.Panic("error encountered")
</pre>


<h3 id="Expression_statements">Expression statements</h3>

<p>
With the exception of specific built-in functions,
function and method <a href="#Calls">calls</a> and

* GCE: Fixes loadbalancer creation and deletion issues appearing in 1.10.5. ([#66400](https://github.com/kubernetes/kubernetes/pull/66400), [@nicksardo](https://github.com/nicksardo))
* fixes spurious "meaningful conflict" error encountered by nodes attempting to update status, which could cause them to be considered unready ([#66169](https://github.com/kubernetes/kubernetes/pull/66169), [@liggitt](https://github.com/liggitt))