Sepherosa Ziehau wrote: Hi, Following line is printed immediately after copyrights prints: panic: assertion: (newpte & VPTE_MANAGED) == 0 || m->flags & PG_MAPPED in pmap_enter Back trace shows no function name. SMP kernel works without problem. Just for the record, I see this panic here too on my laptop. Sascha -- http://yoyodyne.ath.cx