today's releng_7 memory on boot

[Randy Bush]

>>> Your world and kernel are out of sync. See UPDATING.
>> there is no mention of such a need for this in $subject UPDATING
> Update ZFS to version 13. ZFS users will need to re-build
> kernel and world.

sorry.  but not that they have to be 100% dead sync.  i.e. the trap into
which i fell, needing to boot the kernel to do the installworld, which
required zfs.

randy