Re: strange USB storage failure with 2.6.29-rc2

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On Wed, 28 Jan 2009 12:01:29 -0800, Dirk Hohndel <hohndel@xxxxxxxxxxxxx> wrote:

> Any recommendations how to best approach debugging this? Attaching
> strace to some processes before inserting the usb stick?

I would try add some dump_stack() to ->queuecommand, to see if this
is SG_IO or other source. Finding who sends the commands is the key.
Another trick is to printk the completion handlers (w/ lookup_symbol).

-- Pete
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