More stable kernel updates

[Posted June 14, 2022 by corbet]

5.18.4, 5.17.15, 5.15.47, 5.10.122, 5.4.198, 4.19.247, 4.14.283, and 4.9.318 stable updates have all been released; each contains another large set of important fixes.

Note that 5.17.15 will be the last release in the 5.17.x stable series.