happened to me once for port-alpha 

On Sat, 5 Sep 1998, Ryan Ordway wrote:

> 
> > 
> > Every kernel I've built in the last few days panics in exactly this way,
> > after any io (sync/fsck/ls):
> 
> 	Same here. Hung for me after:
> root filesystem type: ffs
> <hangs... I'm guessing at swap config>
> 
> > panic pool_get: must have NOWAIT
> > 
> > db>t
> > ...
> 
> 	I wrote down a little more... I'll add ;-)
> 
> > _panic(2d1dd, 337000, 793078, 127c9c, 793078) + 50
> > _pool_get(12c040, 2, 337000, 338000, 624000) +3a
> > _uvm_map_clip_start(127c9c, 793078, 337000) +24
>   _uvm_unmap_remove(127c9c, 337000, 338000, 1, 79dde0) +88
> > _uvm_km_free_wakeup(127c9c, 337000, 1000, 10bff000, 10c00000) +5a
> > _pmap_remove_mapping(11e9f4, 10bff000, c42ffc, 1) +260
> > _pmap_remove(11e9f4, 10bff000, 10c00000, 10800000, 1) +ee
> > _uvm_unmap_remove(...) 
> > _uvm_km_free_wakeup(...)
> > _pmap_release(...)
> > _pmap_destroy(...)
> > _uvmspace_free(...)
> ...
> 
> 	Last kernel I have that works RELIABLY is this one:
> 
> NetBSD 1.3F (BRAHMS) #1: Mon Jul 13 06:53:37 PDT 1998
>     sammael@brahms:/usr/src/sys/arch/mac68k/compile/BRAHMS
> 
> 	I might add, this is from sources supped last night, plus a fresh
> config (just to be safe), on a Quadra 630.
> 
> 	Ryan
> 
> --
> HELO... my name is rewt... you have SIGKILLed my father... prepare to vi!
>