John Klos said;

> but twice in the first few hours, while compiling, I got panics:
>
> trap: TLB miss (load or instr. fetch) in kernel mode
> status=0x2000fc03, cause=0x8, epc=0x881ee3dc, vaddr=0x10
> pid=23786 cmd=try usp=0x7fffe510 ksp=0xd2de1e00
> Stopped in pid 23786.1 (try) at netbsd:trapsignal+0x40: lw      s4,12(a1)
> db>

Apparently, a1 register had a value 0x4 and the LOAD instruction
tried to read the address 0x10.   It should be easy to spot the
exact C code statement which made this erroneous access.
My first guess is the signal frame contents was mysteriously
destroyed.

Toru Nishimura/ALKYL Technology