* test/e2e/e2e.test: ([#69105](https://github.com/kubernetes/kubernetes/pull/69105), [@pohly](https://github.com/pohly))
   * -viper-config can be used to set also the options defined by command line flags
   * the default config file is "e2e.yaml/toml/json/..." and the test starts when no such config is found (as before) but if -viper-config is used, the config file must exist

  - [Changelog since v1.23.6](#changelog-since-v1236)
  - [Changes by Kind](#changes-by-kind-10)
    - [API Change](#api-change-2)
    - [Feature](#feature-5)
    - [Failing Test](#failing-test)
    - [Bug or Regression](#bug-or-regression-10)
  - [Dependencies](#dependencies-10)
    - [Added](#added-10)
    - [Changed](#changed-10)
    - [Removed](#removed-10)
- [v1.23.6](#v1236)

* Implement kubectl rollout undo and history for DaemonSet ([#46144](https://github.com/kubernetes/kubernetes/pull/46144), [@janetkuo](https://github.com/janetkuo))
* Respect PDBs during node upgrades and add test coverage to the ServiceTest upgrade test. ([#45748](https://github.com/kubernetes/kubernetes/pull/45748), [@mml](https://github.com/mml))

pkg bytes, method (*Buffer) Bytes() []uint8
pkg bytes, method (*Buffer) Len() int
pkg bytes, method (*Buffer) Next(int) []uint8
pkg bytes, method (*Buffer) Read([]uint8) (int, error)
pkg bytes, method (*Buffer) ReadByte() (uint8, error)
pkg bytes, method (*Buffer) ReadBytes(uint8) ([]uint8, error)
pkg bytes, method (*Buffer) ReadFrom(io.Reader) (int64, error)
pkg bytes, method (*Buffer) ReadRune() (int32, int, error)

pkg bufio, var ErrAdvanceTooFar error
pkg bufio, var ErrNegativeAdvance error
pkg bufio, var ErrTooLong error
pkg bytes, const MinRead = 512
pkg bytes, func TrimPrefix([]uint8, []uint8) []uint8
pkg bytes, func TrimSuffix([]uint8, []uint8) []uint8
pkg bytes, method (*Buffer) Grow(int)
pkg bytes, method (*Reader) WriteTo(io.Writer) (int64, error)
pkg compress/flate, const BestCompression = 9
pkg compress/flate, const BestSpeed = 1

pkg bytes, func ToValidUTF8([]uint8, []uint8) []uint8
pkg crypto/ed25519, const PrivateKeySize = 64
pkg crypto/ed25519, const PrivateKeySize ideal-int
pkg crypto/ed25519, const PublicKeySize = 32
pkg crypto/ed25519, const PublicKeySize ideal-int
pkg crypto/ed25519, const SeedSize = 32
pkg crypto/ed25519, const SeedSize ideal-int
pkg crypto/ed25519, const SignatureSize = 64
pkg crypto/ed25519, const SignatureSize ideal-int