- Fixed a concurrent map access in `TopologyCache`'s `HasPopulatedHints` method. ([#118189](https://github.com/kubernetes/kubernetes/pull/118189), [@Miciah](https://github.com/Miciah))
- Fixed a regression (`CLIENTSET_PKG: unbound variable`) when invoking deprecated `generate-groups.sh` script. ([#120877](https://github.com/kubernetes/kubernetes/pull/120877), [@soltysh](https://github.com/soltysh))

- Fixed a bug in block volume expansion. ([#77317](https://github.com/kubernetes/kubernetes/pull/77317), [@gnufied](https://github.com/gnufied))
- Count PVCs that are unbound towards attach limit. ([#73863](https://github.com/kubernetes/kubernetes/pull/73863), [@gnufied](https://github.com/gnufied))

### VMware

- Scheduler: optionally check for available storage capacity before scheduling pods which have unbound volumes (alpha feature with the new `CSIStorageCapacity` feature gate, only works for CSI drivers and depends on support for the feature in a CSI driver deployment) ([#92387](https://github.com/kubernetes/kubernetes/pull/92387), [@pohly](https://github.com/pohly))...

  `What for?' said Alice.

  `Did you say "What a pity!"?' the Rabbit asked.

  `No, I didn't,' said Alice:  `I don't think it's at all a pity.
I said "What for?"'

  `She boxed the Queen's ears--' the Rabbit began.  Alice gave a
little scream of laughter.  `Oh, hush!' the Rabbit whispered in a
frightened tone.  `The Queen will hear you!  You see, she came
rather late, and the Queen said--'

  `What for?' said Alice.

  `Did you say "What a pity!"?' the Rabbit asked.

  `No, I didn't,' said Alice:  `I don't think it's at all a pity.
I said "What for?"'

  `She boxed the Queen's ears--' the Rabbit began.  Alice gave a
little scream of laughter.  `Oh, hush!' the Rabbit whispered in a
frightened tone.  `The Queen will hear you!  You see, she came
rather late, and the Queen said--'

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## Changelog since v1.18.8

## Changes by Kind

### Bug or Regression

- "unbound immediate PersistentVolumeClaims" causes UnschedulableAndUnresolvable status rather than an Error in the scheduler. ([#93892](https://github.com/kubernetes/kubernetes/pull/93892), [@ahg-g](https://github.com/ahg-g)) [SIG Apps and Storage]

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</li>
<li>
	Both types have identical structure and their element types
	unify exactly.
</li>
<li>
	Exactly one type is an <a href="#Type_inference">unbound</a>
	type parameter with a <a href="#Core_types">core type</a>,
	and that core type unifies with the other type per the
	unification rules for <code>≡<sub>A</sub></code>