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Date:      Wed, 15 Dec 2004 16:20:05 -0800
From:      sp0ng3b0b <sp0ng3b0b@sbcglobal.net>
To:        questions@freebsd.org
Subject:   Re: FreeBSD 5.3: panic page fault with nge driver
Message-ID:  <41C0D4B5.3000301@sbcglobal.net>
In-Reply-To: <41C05A4F.1080207@sbcglobal.net>
References:  <41BF5A4C.2000203@sbcglobal.net> <41C05789.3050300@sbcglobal.net> <41C05A4F.1080207@sbcglobal.net>

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No one has replied to my posts. :(
I hope I provided all the info that was needed.

I tried 5.3-STABLE, but no success. OS still panics with same message 
below. 5.2.1-RELEASE works, but its not current anymore and I don't want 
to install an older OS. Besides, even with 5.2.1, I had to hardcode the 
media settings for the interface.

OpenBSD 3.6 does not seem to have this problem and uses the same driver. 
So until I see that the problem is fixed, I have to move my IDS's over 
to OpenBSD.


sp0ng3b0b wrote:

>>> I am getting a page fault with a new install of FreeBSD 5.3 Release. 
>>> Something changed with the nge driver in FreeBSD 5.3. I did not have 
>>> this problem with 5.2.1. I just performed a clean install on a box 
>>> that had been running 5.2.1 RELEASE for a few months.
>>>
>>> The box is an Instrusion Detection System. I have fiber taps in place 
>>> on the network and use the rx ports of the nic to monitor the traffic.
>>>
>>> In 5.2.1, i would do this to bond ports and monitor them:
>>>
>>> # ifconfig nge0 media 1000baseSX mediaopt full-duplex promisc -arp up
>>> # ifconfig nge1 media 1000baseSX mediaopt full-duplex promisc -arp up
>>> # ngctl mkpeer fec dummy fec
>>> # ngctl msg fec0: add_iface '"nge0"'
>>> # ngctl msg fec0: add_iface '"nge1"'
>>> # ngctl msg fec0: set_mode_inet
>>> # ifconfig fec0 promisc -arp up
>>>
>>> However, when i set the media options for nge0, the machine panics 
>>> and dies. The panic message is hand typed below.
>>>
>>> FreeBSD 5.3 RELEASE.
>>> Intel Pentium 4 3.06GHz CPU
>>> 1GB RAM
>>> 80GB Maxtor HD
>>> (1x) Intel 82801DB (ICH4) Pro/100 Ethernet
>>> (6x) NetGear GA621 fiber 1GB NIC
>>>
>>>
>>> Fatal trap 12: page fault while in kernel mode
>>> fault virtual address    = 0x8
>>> fault code        = supervisor read, page not present
>>> instruction pointer    = 0x8:0xc055a002
>>> stack pointer        = 0x10:0xe32a2c9c
>>> frame pointer        = 0x10:0xe32a2cac
>>> code segment        = base 0x0, limit 0xfffff, type 0x1b
>>>             = DPL 0, pres 1, def 2 1, gran 1
>>> processor eflags    = interrupt enabled, resuep, IOPL = 0
>>> current process        = 27 (irq17: nge0)
>>> trap number        = 12
>>> panic: page fault



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