Comment 83 for bug 197209

Also attaching Xorg.0.log.old (does ubuntu copy Xorg.0.log to old automatically now upon reboot? That's nice) because there's some interesting messages there (see the end);

[mi] EQ overflowing. The server is probably stuck in an infinite loop.
[mi] mieqEnequeue: out-of-order valuator event; dropping.
[mi] EQ overflowing. The server is probably stuck in an infinite loop.
[mi] mieqEnequeue: out-of-order valuator event; dropping.
[mi] EQ overflowing. The server is probably stuck in an infinite loop.
[mi] mieqEnequeue: out-of-order valuator event; dropping.

repeat alot. Any idea if this is relevant?