You're not running compiz according to that screenshot you've attached. Could you retry this with compiz running and see if it still happens. There's nothing in notify-osd that changed this cycle, rendering-wise, so I'm predicting a regression in the wm (metacity).
You're not running compiz according to that screenshot you've attached. Could you retry this with compiz running and see if it still happens. There's nothing in notify-osd that changed this cycle, rendering-wise, so I'm predicting a regression in the wm (metacity).