Description of problem:
When I applied updates about two weeks ago to my FE-12Alpha host the graphics on the virtual machines stopped rendering correctly.

Version-Release number of selected component (if applicable):


How reproducible: This has been observed when booting both my Fe-11 and Windows VMs


Steps to Reproduce:
1.Launch virt-manager
2.open and boot VM
3.
  
Actual results:


Expected results:


Additional info:  See attachment for visual evaluation.  In many cases scrolling the window or moving it will correct the problem.  But this only works on a VM embedded window.  The VM console window cannot be corrected.