Description of problem: The following command causes a Segmentation fault: qemu-kvm -usb -device usb-net,netdev=net0 -netdev tap,id=net0 Segmentation fault The following command does not: qemu-kvm -usb -device usb-net,netdev=net0 -netdev user,id=net0 Version-Release number of selected component (if applicable): qemu-kvm-1.1.0-8.fc1x How reproducible: Steps to Reproduce: 1. qemu-kvm -usb -device usb-net,netdev=net0 -netdev tap,id=net0 2. 3. Actual results: Segmentation fault Expected results: qemu should try to boot from the network Additional info: