Also I noticed from the log that you're running qemu 2.0.0 (from where?)
Try qemu-kvm-rhev included in the repository, currently at version
qemu-img-rhev-2.1.2-2.el7.x86_64.
Rich.
--
Richard Jones, Virtualization Group, Red Hat
http://people.redhat.com/~rjones
Read my programming and virtualization blog:
http://rwmj.wordpress.com
virt-p2v converts physical machines to virtual machines. Boot with a
live CD or over the network (PXE) and turn machines into KVM guests.
http://libguestfs.org/virt-v2v