This is fixed by the commit below which is in v3.13-rc2 and so will be in the 14.04 kernel:
commit 7ad9684721606efbfb9b347346816e1e6baff8bb Author: Gerd Hoffmann <email address hidden> Date: Wed Oct 2 13:55:10 2013 +0200
hyperv-fb: add pci stub
This is fixed by the commit below which is in v3.13-rc2 and so will be in the 14.04 kernel:
commit 7ad9684721606ef bfb9b347346816e 1e6baff8bb
Author: Gerd Hoffmann <email address hidden>
Date: Wed Oct 2 13:55:10 2013 +0200
hyperv-fb: add pci stub