Subject: Re: Is this a panic or a break to ddb?
To: Mark Cullen <mark.r.cullen@gmail.com>
From: Gavan Fantom <gavan@coolfactor.org>
List: netbsd-users
Date: 08/02/2006 14:18:30
Mark Cullen wrote:
> It doesn't really look much like a panic to me though? Did it panic? Or
> was it some kinda freak occurance that when the power to the serial
> console machine suddenly went, it somehow managed to send a break and
> made the server drop to ddb? Is there any way to tell the difference
> between the two? Is it possible to get out of a 'dropped to ddb' state?

It does rather look like a break was received on the console. "comintr"
in the backtrace is telling here.

> I forgot the command to get a dump from ddb (reboot / sync doesn't work
> on this machine, it just hangs at 'Syncing disks...' forever + 1), so I
> haven't got a kernel dump, sorry!

If you drop into ddb by accident (rather than a panic, etc), you should
be able to just continue (type "c") rather than rebooting.

-- 
Gillette - the best a man can forget