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Date: 	Mon, 18 Mar 1996 17:18:25 -0800 (PST)
From: Tom Samplonius <tom@uniserve.com>
To: "Marc G. Fournier" <scrappy@ki.net>
cc: stable@freebsd.org
Subject: Re: pmap_clear_reference panic in -stable...
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On Sun, 17 Mar 1996, Marc G. Fournier wrote:

> Fatal trap 12: page fault while in kernel mode
> fault virtual address	= 0xf48e1000
> fault code		= supervisor read, page not present
> instruction pointer	= 0x8:0xf019c666
> code segment		= base 0x0, limit 0xfffff, type 0x1b
> 			= DPL 0, pres 1, def32 1, gran 1
> processor eflags	= interrupt enabled, resume, IOPL = 0
> current process		= 2 (pagedaemon)
> interrupts enabled	= net tty bio

  I've seen several crashes in -stable very similar to this.

  I don't have DDB in the kernel so I can't confirm whether the 
back-trace is similar.

Tom