* The 504 timeout error was returning a JSON error body that indicated it was a 500.  The body contents now correctly report a 500 error. ([#49678](https://github.com/kubernetes/kubernetes/pull/49678), [@smarterclayton](https://github.com/smarterclayton))

- Fixes conversion error for HorizontalPodAutoscaler objects with invalid annotations ([#89968](https://github.com/kubernetes/kubernetes/pull/89968), [@liggitt](https://github.com/liggitt)) [SIG Autoscaling]

- Detach volumes from vSphere nodes not tracked by attach-detach controller (#104910, @gnufied) [SIG Cloud Provider and Storage]
- Fix: consolidate logs for instance not found error (#105364, @nilo19) [SIG Cloud Provider]
- 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]

systems, a mounter's Unmount implementation is changed to not return an error when the specified target can be detected as not a mount point. On Linux, the behavior of detecting a mount point depends on `umount` command is validated when the mounter is created. Additionally, mount point checks will be skipped in CleanupMountPoint/CleanupMountWithForce if the mounter's Unmount having the changed behavior of not returning error when target is not a mount point. ([#109676](https://github.com/kuberne...

- Fix a concurrent map writes error in kubelet ([#93773](https://github.com/kubernetes/kubernetes/pull/93773), [@knight42](https://github.com/knight42)) [SIG Node]

- Fix: consolidate logs for instance not found error
  fix: skip not found nodes when reconciling LB backend address pools (#105188, @nilo19) [SIG Cloud Provider]
- Fix: do not delete the lb that does not exist (#105777, @nilo19) [SIG Cloud Provider]
- Fix: ignore not a VMSS error for VMAS nodes in EnsureBackendPoolDeleted. (#105185, @ialidzhikov) [SIG Cloud Provider]

- Fix bug in CRD Validation Rules (beta) and ValidatingAdmissionPolicy (alpha) where all admission requests could result in `internal error: runtime error: index out of range [3] with length 3 evaluating rule: <rule name>` under certain circumstances. ([#114864](https://github.com/kubernetes/kubernetes/pull/114864), [@jpbetz](https://github.com/jpbetz)) [SIG API Machinery]

* Fixed an issue that caused a credential error when deploying federation control plane onto a GKE cluster. ([#31747](https://github.com/kubernetes/kubernetes/pull/31747), [@madhusudancs](https://github.com/madhusudancs))

### Bug or Regression

- Fix: consolidate logs for instance not found error (#105366, @nilo19) [SIG Cloud Provider]
- Fix: ignore not a VMSS error for VMAS nodes in EnsureBackendPoolDeleted. (#105400, @ialidzhikov) [SIG Cloud Provider]
- Fixes a regression on Kubelet restart and pod statuses. (#105560, @rphillips) [SIG Node and Testing]

- Fixes conversion error for HorizontalPodAutoscaler objects with invalid annotations ([#89969](https://github.com/kubernetes/kubernetes/pull/89969), [@liggitt](https://github.com/liggitt)) [SIG Autoscaling]