Subject: Re: Bad magic after kernel upgrade
To: John Leamon <Leamon@Oracle.pnb.uconn.edu>
From: Simon Burge <simonb@telstra.com.au>
List: port-pmax
Date: 07/17/1998 05:59:37
On Thu, 16 Jul 1998 02:06:11 -0400  John Leamon wrote:

> Hello everybody:
> I'm the new owner of a Dec3100, and a newcomer to Unix.  I recently
> attempted to upgrade the 3100 from 1.3 Beta to 1.3.2, following the
> intsructions posted in  the NetBSD FAQ to the letter.  All seemed well
> until I rebooted, and got a Bad magic  response.  The following is a
> transcript of a boot attempt.  I would not be surpized to learn that the
> problem is due to a syntax error on my part, or simple Unix ignornace, but
> I surely appreciate some help.  Thanks in advance.
> John
> 
> 
> 
> KN01 V7.03
> 08-00-2b-24-cd-13
> 0x01800000
> 
> >>boot rz(0,1,0)netbsd
> Boot: rz(0,0,0)netbsd
> rz(0,0,0)netbsd: bad magic 464c457f
> Can't boot 'rz(0,0,0)netbsd'
> 
> Excptn:		<vtr=UTLBM>
> Excptn pc:	<0x400008>
> Creg:		0x8<CE=0,EXC=RMISS>
> Sreg:		0x30080000<CU1,CU0,CM,IPL=8>
> Vaddr:		0x400008
> Sp:			0x801fffe8
> exit (-1)

The "magic" number is the first few bytes of an ELF binary.  You need to
copy the "netbsd.aout" file to /netbsd, not just the "netbsd" file.

Simon.