4.18-rhel8.9.series 4.18.0-513.9.1.el8 (RHEL 8.9)
5.14-rhel9.1.series 5.14.0-162.23.1.el9 (RHEL 9.1)
5.14-rhel9.2.series 5.14.0-284.30.1.el9 (RHEL 9.2)
+5.14-rhel9.3.series 5.14.0-362.13.1.el9 (RHEL 9.3)
See lustre/ChangeLog for supported client kernel versions.