* Fix nil pointer dereference in test framework ([#37583](https://github.com/kubernetes/kubernetes/pull/37583), [@mtaufen](https://github.com/mtaufen))
* Fixed detection of master during creation of multizone nodes cluster by kube-up. ([#38617](https://github.com/kubernetes/kubernetes/pull/38617), [@jszczepkowski](https://github.com/jszczepkowski))

    * The vSphere cloud provider has a cleanup function with a loop,
    * inside of which a write lock was intended to prevent races against
    * VM creation, but the usage of the sync.RWMutex type is incorrect,
    * plus is placed in a defer call so the locking is effectively
    * nonexistent.  This patch adds an anonymous function call inside

     *
     * @return The number of milliseconds since the 00:00:00 GMT, January 1,
     *         1970 as a <code>long</code> value
     * @throws SmbException if an error occurs while retrieving the creation time
     */
    public long createTime() throws SmbException {
        if (getUncPath0().length() > 1) {
            exists();
            return createTime;
        }
        return 0L;
    }

* Fix user visible files creation for windows ([#62375](https://github.com/kubernetes/kubernetes/pull/62375), [@feiskyer](https://github.com/feiskyer))

* Fix a bug where kubelet would not retry pod sandbox creation when the restart policy of the pod is Never ([#79451](https://github.com/kubernetes/kubernetes/pull/79451), [@yujuhong](https://github.com/yujuhong))

    creator.commit()
    val snapshotAfterCommit = cache.snapshots()
    assertThat(snapshotAfterCommit.hasNext(), "Entry has been removed during creation.").isTrue()
    snapshotAfterCommit.next().close()
  }

  @Test
  fun `Windows cannot read while writing`() {
    Assumptions.assumeTrue(windows)

    set("k1", "a", "a")

    }

    /**
     * Executes a request within the context of an open file handle with full control over creation parameters
     *
     * @param <T> the response type
     * @param th the tree handle
     * @param createDisposition the create disposition
     * @param createOptions the create options

- Fix Stackdriver integration based on node annotation container.googleapis.com/instance_id. ([#66676](https://github.com/kubernetes/kubernetes/pull/66676), [@kawych](https://github.com/kawych))
- 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))

    kubelet does not start pods that require networking before
    [networking is ready](https://github.com/kubernetes/kubernetes/issues/43014).
    This change may require changes to clients that gate pod creation and/or
    scheduling on the node condition `type` `Ready` `status` being `True` for pods
    that need to run prior to the network being ready.
* **Enhance Kubelet QoS**:

* Fix a bug where kubelet would not retry pod sandbox creation when the restart policy of the pod is Never ([#79451](https://github.com/kubernetes/kubernetes/pull/79451), [@yujuhong](https://github.com/yujuhong))