During playback, view doesn't jump to topmost of the page

Open the attached score created from scratch with MuseScore 12de34c on Xubuntu 14.10: playback-top-page.mscz

Play the score. When the view moves from bottom of the first page to top of the second page, the score is cut off because the view is not to topmost of the page:

See the blue rectangle in Navigator. There's a top margin:

Expected result is no margin to top so the page is not cut off: