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Date:      Mon, 13 Dec 2004 10:30:05 -0800 (PST)
From:      Doug White <dwhite@gumbysoft.com>
To:        Joe Rhett <jrhett@meer.net>
Cc:        freebsd-stable@FreeBSD.org
Subject:   Re: is rebooting after a page fault disabled in 5.3-release?
Message-ID:  <20041213102944.D92964@carver.gumbysoft.com>
In-Reply-To: <20041213075943.GA3909@meer.net>
References:  <20041213052628.GB78120@meer.net> <20041213054159.GC78120@meer.net> <20041213075943.GA3909@meer.net>

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On Sun, 12 Dec 2004, Joe Rhett wrote:

> As another side note, is there a reason that 5.3 doesn't reboot after page
> faults?  The crash and dumpdev man pages still indicate that it should.
> This makes this problem hard to work on (must be at facility to debug..)

It reboots fine on my systems.  Do you have DDB compiled in without
KDB_UNATTENDED?

>
> Or is there a new/undocumented configuration option?
>
> On Sun, Dec 12, 2004 at 09:41:59PM -0800, Joe Rhett wrote:
> > And another, I can now confirm that it is fairly easy to kill 5.3-release
> > during the rebuilding process.  The following steps will cause a kernel
> > page fault consistently:
> 	...
> > Fatal trap 12: page fault while in kernel mode
> > fault virtual address = 0x10
> > ....
> > current process = 1063 (rebuilding ar0 1%)
> > trap number = 12
> > panic: page fault
>
>

-- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite@gumbysoft.com          |  www.FreeBSD.org



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