linux-kernel - Re: USB device cannot be reconnected and khubd "blocked for more than 120 seconds"

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Message-ID: <CACVXFVMjf4HX7u4crzDsG7ix7sT0Mc=qT9s-X=tMf=VOKGs3ag@mail.gmail.com>
Date:	Mon, 14 Jan 2013 16:40:00 +0800
From:	Ming Lei <ming.lei@...onical.com>
To:	Oliver Neukum <oliver@...kum.org>
Cc:	Alex Riesen <raa.lkml@...il.com>,
	Alan Stern <stern@...land.harvard.edu>,
	Jens Axboe <axboe@...nel.dk>, linux-usb@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: USB device cannot be reconnected and khubd "blocked for more than
 120 seconds"

On Mon, Jan 14, 2013 at 4:22 PM, Oliver Neukum <oliver@...kum.org> wrote:
>
> OK, your trace is totally different. If your hangs are related, as is likely,
> my explanation goes out of the window.

If I run 'shutdown' after unplugging usb storage device, another hang trace
same with Alex's can be triggered too, so it should be one same problem.

Thanks,
--
Ming Lei
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