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From: Hans Petter Selasky <hselasky@c2i.net>
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Cc: pyunyh@gmail.com, Boris Samorodov <bsam@ipt.ru>,
	Alfred Perlstein <alfred@freebsd.org>,
	Norikatsu Shigemura <nork@freebsd.org>
Subject: Re: Call for axe(4) testers.
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On Sunday 04 January 2009, Norikatsu Shigemura wrote:
> Hi alfred and hps.
>

> > This is fixed in P4 and my private SVN. This patch is not yet in
> > -current. You need to rename the first flag in one of the axe header
> > files in /sys/dev/usb2/ethernet .
>
> 	I tested on r186730 by alfred@.
>
> 	1. When my all devices are detached, OS is freeze(not panic).

When are all devices detached? Can you explain your cable setup and where you 
unplug? Are there any USB HUBs involved?

> 	2. GU-1000T doesn't work, but UE-200TX-G works well.

If your kernel is compiled with KDB, then try pressing CTRL+ALT+ESC to enter 
the debugger after the freeze. Then dump the backtrace of all the threads. 
Look for function names containing the word "axe".

--HPS