A patch referencing this bug report has been merged in Linux v3.4-rc1:
commit c4353016dac10133fa5d8535af83f0c4845a2915 Author: Michel Dänzer <email address hidden> Date: Wed Mar 14 17:12:41 2012 +0100
drm/radeon: Restrict offset for legacy hardware cursor.
A patch referencing this bug report has been merged in Linux v3.4-rc1:
commit c4353016dac1013 3fa5d8535af83f0 c4845a2915
Author: Michel Dänzer <email address hidden>
Date: Wed Mar 14 17:12:41 2012 +0100
drm/radeon: Restrict offset for legacy hardware cursor.