sigreturn14: pc 0x4 or npc 0x1b2 invalid
   kdb breakpoint at 1320bd8
   Stopped in pid 173 (cron) at    cpu_Debugger+0x4:       nop
   db> trace
   syscall(9263ed0, 127, ffffffffffffdfd4, 0, 181c000, 154) at syscall+0x844
   syscall_setup(ffffffffffffd998, 100190, 107000, ffffffffffffd940, badcafe, badca
   fe) at syscall_setup+0x140
   db> continue
   
   NetBSD/sparc64 (tinkerbell) (console)
   
   login:
   
   seemed OK from there. This happens every boot.


hmm... reproducable i haven't seen yet.  i get this every so often but i've
never been able to track the cause....


.mrg.