hangup (livelock) - db> prompt in endless loop

[Anton Yuzhaninov]

Anton Yuzhaninov wrote:
> My box with fresh current sometimes stops to respond.
> 
> On screen in endless loop printed debugger prompt
> 
> db>
> 
> but I can't type anything here.
> 
> Alt+Ctrl+Esc and Alt+Ctrl+Del don't stops this loop.
> 
> How I can debug this problem?
> 
> system: current from Mon Dec 15 16:16:23 MSK 2008 with GENERIC kernel, 
> amd64, SMP.
> 

With more fresh current - Wed Dec 17 21:09:38
Panic not repeated.

-- 
  Anton Yuzhaninov