QMenu layout issue when menu is bigger than the device screen

When QMenu doesn't fit completely to the device screen the menu layout is corrupted. Please see the attached JPG for more details.

Steps to reproduce:

1) turn emulator / device into landscape mode
2) start attached test application
3) open menu by pressing "show menu" button
4) scroll up to the 1st time and select it
5) open menu again
6) scroll up to the 1st item