- Removed general available feature-gate `AppArmor`. ([#129375](https://github.com/kubernetes/kubernetes/pull/129375), [@carlory](https://github.com/carlory)) [SIG Auth and Node]
- Removed generally available feature gate `KubeProxyDrainingTerminatingNodes`. ([#129692](https://github.com/kubernetes/kubernetes/pull/129692), [@alexanderConstantinescu](https://github.com/alexanderConstantinescu)) [SIG Network]

   * comparison to determine equality of values. This technically violates the specifications of the
   * methods {@link Map#containsValue containsValue}, {@link ConcurrentMap#remove(Object, Object)
   * remove(Object, Object)} and {@link ConcurrentMap#replace(Object, Object, Object) replace(K, V,
   * V)}, and may not be what you expect.
   *
   * @throws IllegalStateException if the value strength was already set

            LeaseManager.LeaseEntry leaseEntry = baseLeaseManager.getLease(entry.getLeaseKey());
            if (leaseEntry == null || !leaseEntry.hasReadCache()) {
                // Lease lost, remove cache entry
                directoryCache.remove(directoryPath);
                return null;
            }
        }

        return entry;
    }

    /**
     * Check if directory listing can be cached
     *

 *
 * <p>For instance, if <i>steps</i> is 5, one example sequence that will be tested is:
 *
 * <ol>
 *   <li>remove();
 *   <li>hasNext()
 *   <li>hasNext();
 *   <li>remove();
 *   <li>next();
 * </ol>
 *
 * <p>This particular order of operations may be unrealistic, and testing all 3^5 of them may be
 * thought of as overkill; however, it's difficult to determine which proper subset of this massive

  public void testRemoveAtIndex_unsupported() {
    assertThrows(UnsupportedOperationException.class, () -> getList().remove(0));
    expectUnchanged();
  }

  @ListFeature.Require(SUPPORTS_REMOVE_WITH_INDEX)
  public void testRemoveAtIndex_negative() {
    assertThrows(IndexOutOfBoundsException.class, () -> getList().remove(-1));
    expectUnchanged();
  }

  @ListFeature.Require(SUPPORTS_REMOVE_WITH_INDEX)

   * {@code get(null)}, {@code keySet().contains(null)} or {@code remove(null)}.
   */
  ALLOWS_NULL_KEY_QUERIES,
  ALLOWS_NULL_KEYS(ALLOWS_NULL_KEY_QUERIES),
  /**
   * The map does not throw {@code NullPointerException} on calls such as {@code
   * containsValue(null)}, {@code values().contains(null)} or {@code values().remove(null)}.
   */
  ALLOWS_NULL_VALUE_QUERIES,
  ALLOWS_NULL_VALUES(ALLOWS_NULL_VALUE_QUERIES),

   * this graph.
   *
   * <p>This is equal to the union of {@link #predecessors(Object)} and {@link #successors(Object)}.
   *
   * <p>If {@code node} is removed from the network after this method is called, the {@code Set}
   * {@code view} returned by this method will be invalidated, and will throw {@code
   * IllegalStateException} if it is accessed in any way, with the following exceptions:

      assertNull(table.get("foo", 3));
      assertNull(table.remove(null, 1));
      assertNull(table.remove("foo", null));
      assertNull(table.remove(null, null));
      assertSize(2);
    } else {
      assertThrows(UnsupportedOperationException.class, () -> table.remove("foo", 3));
      assertEquals((Character) 'c', table.get("foo", 3));
    }
  }

  public void testRowClearAndPut() {
    if (supportsRemove()) {

    assertThrows(UnsupportedOperationException.class, () -> collection.remove(e0()));
    expectUnchanged();
    assertTrue("remove(present) should not remove the element", collection.contains(e0()));
  }

  @CollectionFeature.Require(absent = SUPPORTS_REMOVE)
  public void testRemove_unsupportedNotPresent() {
    try {
      assertFalse(
          "remove(notPresent) should return false or throw UnsupportedOperationException",

        PathValidator noUncValidator = new PathValidator(260, 255, false, false);
        // Due to normalization bug, UNC paths are not properly detected
        // The normalization removes all duplicate backslashes, so \\\\server becomes \server
        // This test validates that paths which should be UNC but aren't detected due to normalization