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Date:      Mon, 28 Jul 1997 12:46:36 +0930 (CST)
From:      Michael Smith <msmith@atrad.adelaide.edu.au>
To:        jehamby@be.com (Jake Hamby)
Cc:        hackers@FreeBSD.ORG
Subject:   Re: Anyone tried VirtualPC with FreeBSD?
Message-ID:  <199707280316.MAA03611@genesis.atrad.adelaide.edu.au>
In-Reply-To: <19970727194659.PM-3fwlm6so@Adam.BeOS> from Jake Hamby at "Jul 27, 97 07:46:59 pm"

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Jake Hamby stands accused of saying:
> Just for fun, I tried to boot FreeBSD 2.2.2 from within the VirtualPC
> emulator for MacOS, which claims to simulate a full Intel Pentium PC at
> the hardware level.  It can run unmodified version of Windows 95, NT,
> OS/2, and NextStep, and so I assumed it wouldn't have much trouble with
> FreeBSD.
> 
> Unfortunately, immediately after loading the kernel, FreeBSD panicked with
> this error:
> 
> Fatal trap 1:  privileged instruction fault while in kernel mode
> 
> instruction ptr = 0x8:0xf01b99aa

Where is this in the kernel?  Are you booting an installation disk?  If
so, which one?  Suck the kernel off the disk, and say :

nm kernel | sort | less 

and send us the symbols from around the IP above.

> Obviously, this is a bug in Connectix's CPU emulator.  But I'm curious if
> anyone could give any information off-hand as to what they might be doing
> wrong that would trigger such an error from the FreeBSD kernel.

Not _necessarily_ "obviously"; it's possible that the emulator just does
something "odd" that's upsetting the kernel.

> Jake Hamby

-- 
]] Mike Smith, Software Engineer        msmith@gsoft.com.au             [[
]] Genesis Software                     genesis@gsoft.com.au            [[
]] High-speed data acquisition and      (GSM mobile)     0411-222-496   [[
]] realtime instrument control.         (ph)          +61-8-8267-3493   [[
]] Unix hardware collector.             "Where are your PEZ?" The Tick  [[



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