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Cc: freebsd-firewire@freebsd.org
Subject: Re: kern/144843: [firewire] fwcontrol(8) -S causes kernel panic
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> All you need is a firewire controller and a DV file. If you
> don't have a DV file, ffmpeg can transcode mpeg to DV.

As it turns out, you don't even need a DV file.  The problem
can be duplicated using bits from /dev/zero.