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Date:      Thu, 10 Jan 2002 08:43:01 +0000 (GMT)
From:      Gavin Atkinson <gavin@ury.york.ac.uk>
To:        Nils Holland <nils@tisys.org>
Cc:        <stable@FreeBSD.ORG>, <qa@FreeBSD.ORG>
Subject:   Re: 4.5-PRE panic in vfs_cache with softupdates, via chipset
Message-ID:  <Pine.BSF.4.33.0201100839450.95631-100000@ury.york.ac.uk>
In-Reply-To: <20020110001717.A92381@tisys.org>

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On Thu, 10 Jan 2002, Nils Holland wrote:

> On Wed, Jan 09, 2002 at 10:03:09PM +0000, Gavin Atkinson stood up and spoke:
> >
> > I was running buildworld, with /usr/src and /usr/obj on seperate
> > partitions, both with softupdates on. I have the problematic VIA
> > southbridge. I was building world, then suspended it (ctrl-z) before
> > suspending the laptop with 'apm -z'. Later, woke it up, and about 20
> > seconds later resumed the build. Two or three more files were compiled
> > before the kernel panic occured.
>
> Welcome to the club ;-)
>
> Now, I'm no kernel expert either, but I wonder if you can reproduce your
> problem. If it's similar to mine, you should be able exactly what you did
> when the panic occured, and in about two out of three cases the problem
> should be there again.

No - I think that it's irregular. It's only happened twice, once while
running buildworld, and once whlie running grep on /usr/src/sys. I
certanly cannot make it panic on command.

> If I had more money on my bank account right now, I'd probably simply
> replace my mainboard with an unaffected one (either no VIA chipset or one
> of the latest VIA things) and send my current one to Soren for further
> investigation. I guess that if he'd see how strange it performs, he'd throw
> it out of the window after a short period of time, and that's what I almost
> did for about 20 times so far ;-)

heh. sadly this is a brand new laptop...

Thanks,

Gavin


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