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Date:      Tue, 21 Mar 2000 16:13:58 -0500
From:      "Matthew Zahorik" <maz@albany.net>
To:        <freebsd-alpha@FreeBSD.ORG>
Subject:   Kernel panic / unaligned access fault
Message-ID:  <040f01bf937a$5f3f9980$1401eed8@mahatma>

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[basealpha]:3:54pm:~% ping 216.238.0.10
PING 216.238.0.10 (216.238.0.10): 48 data bytes

fatal kernel trap:

    trap entry = 0x4 (unaligned access fault)
    a0         = 0xfffffe0000ec2d9e
    a1         = 0x28
    a2         = 0x1
    pc         = 0xfffffc0000e3c9a0
    ra         = 0xfffffe000d5d7800
    curproc    = 0xfffffe000d5d7800
        pid = 331, comm = ping

panic: trap

This only happens in a kernel with the BOOTP* options compiled in.

How do translate the above information into the offending line of C code in
a (debug enabled) kernel?  I can fix things from that point.  I'm just
unfamiliar with the BSD kernel structure.

I can ping local hosts with ease.  It panics on any TCP traffic that goes
out through the default gateway.  My BOOTP setup doesn't set a local
gateway. (the boxes bootp's off a private network connected to interface 2
of 2 on the box - interface 1 of 2 and the default gateway are set by
scripts and are visible to the world)

- Matt

--
Matthew Zahorik  Director of Systems and Networking - BiznessOnline.com
matt@thebiz.net  President of AlbanyNet Inc. - a BiznessOnline subsidiary
maz@albany.net        Voice: (518) 292-1001  Fax: (518) 626-0793



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