>>I believe I've just fixed it (mips/mips_machdep.c rev 1.37).
>>It seems that this was caused by use of uninitialized memory
>>for the u-area, so it depends on previous use of the machine's
>>physical memory.

> Was this a problem for 1.3.2? If it is, could you fix it (looks like
> its in pmax/pmax/machdep.c) and submit a pullup request for 1.3.x too,
> please?

No.  1.3.3 release tree is not infected by this because NetBSD/pmax
did bzero() USPACEs by itself inside its mach_init() routine.

Tohru Nishimura
Nara Institute of Science and Technology