On Sun, 2 Dec 2007, Jeff Garzik wrote:

My USB mouse recently started giving me phantom scrolls (movements of 
the mouse wheel, even I made sure the wheel was in a resting position) 
in recently kernels.  It happened too infrequently for me to care.

Did this also start in 2.6.24, as in Mark's case?

USB HID is a fun place to be.

Yes, especially with tons of USB HID devices violating the specs in many 
creative ways :(

Thanks,

-- 
Jiri Kosina