Ionic v1.0.0-beta.1 iPhone 4s scrolling up problem

After upgrade to v1.0.0-beta.1 I have some problem with scrolling on iPhone. Doesn’t really matter what kind of content I deal with (lists, forms) scrolling up creates wide stripe that partially covers content.
Firstly I thought that this is my app problem but the same happens with codepen demo:

Image will probably do a better job explaining what’s going on:

Your suggestions are always much appreciated, thank you, Igor.

I have the same problem