Weird sideways scrolling
yan at seiner.com
Sun Nov 11 18:50:56 PST 2007
Yan Seiner wrote:
> In brief, there seems to be some interaction between USB and xorg that
> causes the screen to 'scroll' sideaways. When this happens, only the
> video portion scrolls, the mouse remains in the same location, with the
> result that mouse clicks happen some 1/10 to 1/4 of a screen off.
> Needless to say this makes the screen unusable.
> This typically happens on some magic USB interaction - a USB mouse
> click, or perhaps a USB dvd drive popping open its door, or some similar
> event. It doesn't *always* happen on a USB event, but most of the time
> it does.
Got it figured out. If you use -novtswitch and -sharedvts, console
messages end up corrupting the video buffer. So the first X session you
bring up should not use those options.
More information about the xorg