On Fri, Feb 21, 2003 at 12:34:13PM +0100, Duncan Sands wrote:
> I get an oops on shutdown with 2.4.20 (speedtouch driver).  Here is what
> happens:
> 
> probe method called: I take a reference to the usb device with usb_inc_dev_use
> 
> (machine shutting down - shutdown of usb subsystem)
> 
> disconnect called
> 
> (still have the reference)
> 
> ...time passes...
> 
> final driver shutdown: I drop the reference using usb_dec_dev_use, which oopses.

What's the backtrace from the oops?

Personally I wouldn't trust the reference counting logic in 2.4, it just
doesn't seem right, but I haven't spent the time in looking too deeply
at it, unlike 2.5.

thanks,

greg k-h


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