Ok, so reverting the qemu-kvm on the precise source host to 1.0+noroms-0ubuntu14.18 seems to fix it. (And then using pc-1.0 machine type and setting allow_incoming_qemukvm = 1 on the destination)
Ok, so reverting the qemu-kvm on the precise source host to 1.0+noroms- 0ubuntu14. 18 seems to fix it. (And then using pc-1.0 machine type and setting allow_incoming_ qemukvm = 1 on the destination)