On 08-03-31 10.44, Simon Kammerer wrote:
quoted text
> Hi!
> 
> after several years without any problems, we upgraded the hardware of 
> our carp/pfsync gateway about four week ago. Two weeks ago, the gateway 
> crashed completely: Both nodes were unreachable on all network 
> interfaces, we had to reset both machines. Same problem last night. I 
> can't find anything strange in  the logs.
> Its 4.2 from the official CD set, AMD64.

Did you update your system with patch 004 from 
http://www.openbsd.org/errata42.html?

I believe that bug has been known to lock up machines like yours did.

/Johan