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Date: Wed, 21 May 2014 00:16:02 +0200
Message-ID: <CAPp9Ork1NUxMwZJyPGsN__X9p+MiwM4qxB7YMAZK1WzrTqJ07w@mail.gmail.com>
Subject: Re: if_rsu hardware causes a kernel panic on removal..
From: Idwer Vollering <vidwer@gmail.com>
To: Hans Petter Selasky <hps@selasky.org>
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Cc: freebsd-wireless@freebsd.org, freebsd-usb@freebsd.org
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2014-05-20 20:22 GMT+02:00 Hans Petter Selasky <hps@selasky.org>:
>> Hi,
>>
>> Certainly, here it is:
>>
>> http://ra.openbios.org/~idwer/freebsd/core.txt.9_fbsd_10-stable_rsu-panic-on-insertion
>>
>> Idwer
>>
>
> Does the attached patch make any difference?
>
> --HPS

Yes, it seems to improve the situation.
Apparently putting "wlandebug_wlan2=0x40000000" in /etc/rc.conf and
compiling+booting with rsu_debug=5 triggers the panic.

A verbose boot, so that debug.boothowto=2048 and debug.bootverbose=1,
doesn't seem to influence behaviour.