Re: [PATCH] oops in sd_shutdown

[Andries Brouwer]

On Tue, Aug 12, 2003 at 07:53:53AM +0100, Christoph Hellwig wrote:

> > I see an Oops in the SCSI code, caused by the fact that sdkp is NULL
> > in sd_shutdown. "How can that be?", you will ask - dev->driver_data was set
> > in sd_probe. But in my case sd_probe never finished. An insmod usb-storage
> > hangs forever, or at least for more than six hours, giving ample opportunity
> > to observe this race between sd_probe and sd_shutdown.
> > (Of course sd_probe hangs in sd_revalidate disk.)
> 
> Well, this same problem could show upb in any other driver.  Could
> you instead send a patch to Pat that the driver model never calls
> the shutdown method for a driver that hasn't finished ->probe?

Yes, that is the next stage. But it takes a few hours instead of a
few seconds.


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