Add a CTASSERT that KERNBASE is valid.  This is usually messed up by an invalid KVA_PAGES, so add a pointer to there.
Add a CTASSERT that KERNBASE is valid.  This is usually messed up by an
invalid KVA_PAGES, so add a pointer to there.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase