Leapp upgrade reporting that SAN-provided LVs do not exist post-reboot

Issue

• While attempting to boot the RHEL system using the RHEL 8 kernel created by Leapp, the system fails to boot and states that SAN-provided LVs do not exist.

  [    7.487792] localhost dracut-initqueue[1569]: WARNING: locking_type (4) is deprecated, using --sysinit --readonly.
  [    7.532385] localhost dracut-initqueue[1586]: WARNING: locking_type (4) is deprecated, using --sysinit --readonly.
  [    7.635662] localhost dracut-initqueue[1653]: WARNING: locking_type (4) is deprecated, using --sysinit --readonly.
  [    7.755588] localhost upgrade[1772]:   WARNING: locking_type (4) is deprecated, using --sysinit --readonly.
  [    7.909015] localhost upgrade[1772]:   WARNING: Couldn't find device with uuid XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX.
  [    7.909179] localhost upgrade[1772]:   WARNING: VG my_vg0 is missing PV x (last written to /dev/mapper/mpathjkl).
  [    7.938450] localhost upgrade[1772]:   WARNING: Couldn't find device with uuid XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX.
  [    7.938575] localhost upgrade[1772]:   WARNING: Couldn't find device with uuid XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX
  [    7.938575] localhost upgrade[1772]:   WARNING: Couldn't find device with uuid XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX
  [    7.938575] localhost upgrade[1772]:   WARNING: VG my_vg1 is missing PV XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX (last written to /dev/mapper/mpathabc).
  [    7.938575] localhost upgrade[1772]:   WARNING: VG my_vg2 is missing PV XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX (last written to /dev/mapper/mpathdef).
  [    7.938575] localhost upgrade[1772]:   WARNING: VG my_vg3 is missing PV XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX (last written to /dev/mapper/mpathghi).
  

• Booting with upgrade RHEL 8 kernel created by leapp fails

  8.3651370 /dev/mapper/mpathabc: Can't open blockdev
  8.3662131 /dev/mapper/mpathdef: Can't open blockdev
  8.3670741 /dev/mapper/mpathghi: Can't open blockdev
  8.420874] /dev/mapper/mpathjkl: Can't open blockdev
  8.4214281 /dev/mapper/mpathmno: Can't open blockdev