Looks I'm getting same eefect with newest releases  of Ubuntu and evdev drivers 
(tried alot of combos,    throughout 2012 year).
Simply, using transformation matrix with evdev driver wich inverts, scales  or 
shift  coordinates  causes either jumping to border of screen or jitter when  
touch even happening, which makes usage of multi-display configuration with one 
or more touchscreens. Tested with 26.x and 3.2.x  kernels, with all release  
since february  of 2012. Using touchscreens:  3M  MicroTouch EX II (since 3.x 
kerel their driver i sjust wrapper of evdev.. before that it calibration  
utility doesn't support multiple touchscreens) , also rugged BARQ screens 
(which supposed to be used with evdev).

This is conundrum, because even if I could even have skill to  fix it
and rebuild driver (but I have not enough knowledge to do so)our company
would accept only official distros in production.

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https://bugs.launchpad.net/bugs/832624

Title:
  cursor jumping to screen border

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