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Date:      Wed, 16 Dec 1998 16:51:29 -0800 (PST)
From:      Matthew Jacob <mjacob@feral.com>
To:        Doug Rabson <dfr@nlsystems.com>, Gary Palmer <gpalmer@FreeBSD.ORG>
Cc:        freebsd-alpha@FreeBSD.ORG
Subject:   Re: ftp://ftp.freebsd.org/pub/FreeBSD/alpha/3.0-19981208-SNAP
Message-ID:  <Pine.LNX.4.04.9812161643530.12461-100000@feral-gw>
In-Reply-To: <Pine.LNX.4.04.9812160823200.11079-100000@feral-gw>

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It's actually dying in the front of rman_activate_resource, so a bad irq
structure is being passed down. 

On Wed, 16 Dec 1998, Matthew Jacob wrote:

> 
> It was isa_setup_intr+3c- I would have looked further myself last night
> but the FreeBSD system that had the source tree was back at Feral crashed
> in ffs_realloccg (and yes, I had vfs.ffs.reallocblks set to zero).
> 
> Looking at the code this morning (not where the system was)- it seems like
> the only place this could have caused a XentMM is is **cookiep was
> nonsense. If the resource pointer was NULL, you would have died in
> rman_activate_resource.
> 
> I've found the 't' command in ddb to be fairly accurate, but perhaps not.
> I didn't note the actual PC && RA- if I get a  chance later today to try
> it again, I'll try and trace it more fully.
> 
> -matt
> 
> 
> On Wed, 16 Dec 1998, Doug Rabson wrote:
> 
> > On Tue, 15 Dec 1998, Matthew Jacob wrote:
> > 
> > > 
> > > Just an FYI- a Multia with newer f/w, 80MB memory and two ethernet cards
> > > blows chunks on the install floppy's kernel with a fatal trap somewhere in
> > > isa_setup_intr.
> > > 
> > > -matt
> > 
> > Any chance of some more details?  Fault address, pc, nearby symbols?
> > 
> > --
> > Doug Rabson				Mail:  dfr@nlsystems.com
> > Nonlinear Systems Ltd.			Phone: +44 181 442 9037
> > 
> > 
> 
> 
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> 



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