Anyone seen this?

login: 
CPU 1: fatal user trap:

CPU 1    trap entry = 0x3 (instruction fault)
CPU 1    a0         = 0x4
CPU 1    a1         = 0x1ffffece3
CPU 1    a2         = 0x60040
CPU 1    pc         = 0x120149900
CPU 1    ra         = 0x1201498f8
CPU 1    pv         = 0x16043c7e0
CPU 1    curproc    = 0xfffffc0007c179f8
CPU 1        pid = 5368, comm = as

Mar 30 19:08:04 nellie /netbsd: pid 5368 (as), uid 31154: exited on signal 4
(core dumped)
Stopped in pid 5537 (as) at     0x16021a004:    call_pal cflush