Subject: Re: SLOTMAN kernel panic
To: Paul Goyette <paul@whooppee.com>
From: Matthew Navarre <mnavarre@home.com>
List: port-mac68k
Date: 11/01/1998 14:38:06
>This seems to be a common problem.  On my IIci, I get similar crashes
>with a custom kernel, but no crashes with the SLOTMAN_xxx (GENERIC
>based) kernels!  All the crashes seem to occur during things that do
>heavy disk I/O.
>
>My guess is that something is trashing something else's memory, but I
>have not been able to pin it down any further.
>
>One thing I would try is to use the SLOTMAN_HWD_NCR kernel.  There's no
>reason I know of why HWD wouldn't work on your IIci.  And I', probably
>going to discontinue building the *_MRG_* kernels in the future.

hmm, just tried that and the same problem happened. same stack trace and
everything. could the video card be at fault somehow? maybe when the driver
is loaded it's trashing memory? just a thought. the card's a Futura SX
(which probably dosn't help) oh well, back to black and white X :)

>
>For the benefit of others, let me take this opportunity to let everyone
>know that there is now a Mailing List available for discussion of the
>SLOTMAN kernels, and for requesting assistance:
>
>	http://www.whooppee.com/slotman/slotman_list.html
>
>On Sun, 1 Nov 1998, Matthew Navarre wrote:
>
>> Hi all,
>> I'm trying to get color x running on my netBSD 1.3.2 system using a SLOTMAN
>> kernel and strangeness is ensuing :) The machine is a IIci, 20mb ram netBSD
>> 1.3.2 with SLOTMAN_MRG_NCR #359 (10/27 build? I think).
>>
>> the first time I tried to boot this kernel the machine hung during the
>> filesystem checks, since i'd just added a new disk i thought this might be
>> a ncr/sbc problem so I edited /etc/fstab so the new partition wouldn't
>> mount. Now it gets past the filesystem checks and panics shortly thereafter
>>
>> the video card i'm running is an old E-Machines card/17 in moinitor pair.
>> it's a fixed resolution card (832 x 624) it works fine with the GENERIC
>> kernel i was running.
>>

-----------------------------------------------------------------------------
Matthew Navarre
mnavarre@home.com

"Build it idiot proof and they'll build a better idiot"
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