Re: device descriptor read/64, error -71

[Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>]

On Mon, 27 Dec 2004, Christian Heimanns wrote:

> Hello to all
> 
> My problem: Since kernel >= 2.6.9-bk7 I've problems with one of my USB 
> sticks. It is a noname one but worked very well with older kernel 
> versions. When I plug in the stick following (error) messages are generated:
> 
>   Dec 27 17:15:07 notebook kernel: usb 1-4: new high speed USB device 
> using ehci_hcd and address 2
> Dec 27 17:15:08 notebook kernel: usb 3-2: new full speed USB device 
> using uhci_hcd and address 3
> Dec 27 17:15:08 notebook kernel: usb 3-2: new full speed USB device 
> using uhci_hcd and address 4
> Dec 27 17:15:08 notebook kernel: usb 3-2: device descriptor read/64, 
> error -71
> Dec 27 17:15:09 notebook last message repeated 3 times
> 
> Sometimes (1 of 10 times) the stick is recognized normal. I'm using 
> Slackware 10 with the latest kernel (2.6.10) and all Slackware updates.
> A different USB stick (64MB, USB 1.1) and a external 60 GB Harddisk (USB 
> 2.0) are working fine.
> 
> Thanks for help,

You may be able to avoid this problem by loading the usbcore.ko module 
with module parameter:

	old_scheme_first=y

Alan Stern



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