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Date:      Thu, 10 Mar 2005 22:57:51 -0800 (PST)
From:      Doug White <dwhite@gumbysoft.com>
To:        Josh Tolbert <hemi@puresimplicity.net>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: Repeated panics...Suspect USB issues
Message-ID:  <20050310225700.D64217@carver.gumbysoft.com>
In-Reply-To: <20050311025601.GA90408@just.puresimplicity.net>
References:  <20050311025601.GA90408@just.puresimplicity.net>

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On Thu, 10 Mar 2005, Josh Tolbert wrote:

> The machine itself is a Tyan Tiger LE motherboard, dual P3/733 CPUs,
> 512M RAM, Intel Pro/1000 MT NIC (64-bit, 66MHz), 2x 80G WD IDE
> drives hanging from the on-board Promise IDE RAID controller and a
> 52x CD-RW. Attached to the machine is an HP LaserJet 6MP printer,
> but it's connected through a USB-to-parallel adapter since the Tiger
> LE has no parallel port.

[...]

> Fatal trap 12: page fault while in kernel mode
> cupid = 0; apic id = 00
> fault virtual address   = 0x0
> fault code              = supervisor write, page not present
> instruction pointer     = 0x8:0xc047b0cd
> stack pointer           = 0x10:0xd5266c68
> frame pointer           = 0x10:0xd5266c68
> code segment            = base 0x0, limit 0xfffff, type 0x1b,
>                         = DPL 0, pres 1, def32 1, gran 1
> process eflags          = interrupt enabled, resume, IOPL = 0
> current process         = 43 (swi5: clock sio)
> trap number             = 12
> panic: page fault
> cpuid = 0
> boot() called on cpu#0
> uptime: 10d2h23m44s

[...]

> Is there any other information I can provide that would help in diagnosis of
> the problem? I don't have my kernel/world built with debugging symbols and the
> like if necessary.
>
> What can I do to help get this sorted out?

A backtrace would be nice. See the developer's handbook on kernel
debugging for details.

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



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