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Date:      Wed, 8 Dec 2010 14:33:50 +0100
From:      Hans Petter Selasky <hselasky@c2i.net>
To:        freebsd-usb@freebsd.org
Subject:   Re: USB related panic on 8.2-PRERELEASE
Message-ID:  <201012081433.50363.hselasky@c2i.net>
In-Reply-To: <AANLkTi=OxWODd0cQR%2BjKz7=Hxpnd52=HfLbuarfAiqbW@mail.gmail.com>
References:  <AANLkTi=OxWODd0cQR%2BjKz7=Hxpnd52=HfLbuarfAiqbW@mail.gmail.com>

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On Wednesday 08 December 2010 11:41:28 Oleg Nauman wrote:
> Hello,
> 
> Unfortunately my notebook experienced the crash during the attempts to
> attach EVDO modem supplied with builtin MicroSD cardreader.
> Related core.txt file is attached as well as 'usbconfig
> dump_all_config_desc' output (all_config.txt)
> USB subsystem reports endless USB_ERR_STALLED events during attempts
> to attach umass device, but attaches it finally ( sometimes it
> attached after two attempts, sometimes it trying to attach during
> 15-20 minutes ).MicroSD is inserted there, without any effect  on
> attachment attempts though.

Hi,

Can you reproduce the panic using a kernel built with INVARIANTS options and 
DEBUG_MEMGUARD .

--HPS



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