Login broken and rc.conf variables suddenly invalid after kernel/world upgrade (?!?!)

[Lowell Gilbert]

Garrett Cooper <youshi10 at u.washington.edu> writes:

> By the way, I also ran mergemaster as shown above. I forgot to
> originally include that.

Did you also forget to mention building and installing the new kernel
before the reboot?  If you actually left that step out, it would
explain much of your trouble.