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Date:      Thu, 22 Feb 1996 13:01:04 -0800 (PST)
From:      Doug White <dwhite@riley-net170-164.uoregon.edu>
To:        Kevin Quinlan <Kevin.Quinlan@isltd.insignia.com>
Cc:        gpalmer@freebsd.org, questions@freebsd.org
Subject:   Re: Kernel panic installing FreeBSD 2.1
Message-ID:  <Pine.BSF.3.91.960222125830.1275C-100000@riley-net170-164.uoregon.edu>
In-Reply-To: <11405.9602221055@ferrari.isltd.insignia.com>

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I want to redirect this back into questions. 

On Thu, 22 Feb 1996, Kevin Quinlan wrote:

> > > The actual details of the crash vary everytime, and I can't capture
> > > the screen at the moment, as I haven't worked out a way of doing so.

Does it crash in the same place everytime?  

Kernel panics are not my forte.

> I managed to capture one in the end ...
> 
> Fatal Trap 12: page fault while in kernel mode.
> Fault virtual address:  0xf9e64a30
> Fault code:             supervisor read, page not present
> Instruction pointer:    0x8:0xf010bb92
> Code segment:           base 0x0, limit 0xfffff, type 0x1b
>                         DPL 0, pres 1, def 32, gran 1
> Processor eflags:       Interrupt enabled, resume, IOPL=0
> Current Process         24 (cpio)
> Interrupt mask          net tty bio
> 
> The error is always the same, and the fault code is always the same,
> other things vary.

> I will check the RAM in the machine, it passes its self-test, but I
> will try and exercise it a bit more vigorously.

That would be my guess.  

> > > Is this a case of RTFM, or is this a known problem with 2.1?
> > 
> > The only time I've seen this message is trying to install with 4MB of 
> > RAM, and then it barfs just before getting to the menu.
> 
> No, it has 32Mb of RAM, but it is a new machine, and I wish to dedicate
> it to FreeBSD, so I don't want a DOS partition, altough so far I get
> the problem with or without a DOS partition.

in that case we need to look at disk geometry being a problem; FreeBSD 
has a horrid time reading the correct geometry.  The recommendation is to 
create a small DOS partition on the disk, then just delete it in the 
fdisk editor during install.

Doug White                              | University of Oregon  
Internet:  dwhite@gladstone.uoregon.edu | Residence Networking Assistant
http://gladstone.uoregon.edu/~dwhite    | Computer Science Major




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