Description of problem:
QXL driver causes constant stream of errors about being out of video memory. Repeated Errors:

[  3109.138] - 0th attempt
[  3109.138] - OOM at 12 17 32
[  3109.138] Cache contents:  null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null     total: 0
[  3109.150] - 1th attempt
[  3109.150] - OOM at 12 17 32
[  3109.150] Cache contents:  null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null     total: 0
[  3109.160] - 2th attempt
[  3109.160] - OOM at 12 17 32
[  3109.160] Cache contents:  null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null null     total: 0
[  3109.171] Out of video memory: Could not allocate 864 bytes


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

Name        : xorg-x11-drv-qxl
Arch        : x86_64
Version     : 0.0.22
Release     : 5.20120718gitde6620788.fc18
Size        : 149 k
Repo        : installed
From repo   : updates-testing


How reproducible:
100%

Steps to Reproduce:
1. Install Fedora 18 on a KVM
2. Use QXL as the video type in the hypervisor
3. Look at the ever-growing /var/log/Xorg.0.log
  
Actual results:
Constant errors in log.

Expected results:
No errors

Additional info: