Subject: Re: Pentium Bug may cause system crash
To: Allen Briggs <briggs@puma.macbsd.com>
From: Jukka Marin <jmarin@pyy.jmp.fi>
List: current-users
Date: 11/08/1997 19:01:29
On Sat, Nov 08, 1997 at 11:52:25AM -0500, Allen Briggs wrote:
> >  Forwared from a Linux group, are we vulnerable as well? See attached
> > source code.
> 
> I haven't tried it, but I assume that I'd get an illegal instruction,
> seg fault, or no effect on my mac68k boxes.

Unless it's a valid m68k instruction :)

> The code, as mentioned in
> the message, affects all Pentium-based systems, regardless of OS.  The
> instruction is apparently a user-mode instruction that fully locks the
> CPU up.  There is no easy way around it except for the processor to be
> fixed.

I tried it under NetBSD 1.2 and sure enough, the machine dies instantly.

I love you intel, I love you mikro$oft... (for different reasons).

  -jm


-- 

                       1503 kHz @ 21:30 EET DST Mon-Fri

                     ---> http://www.jmp.fi/~jmarin/ <---