Since there is no udev file in upstream QEMU, I guess this bug was meant for the qemu Ubuntu package instead?
** Project changed: qemu => qemu (Ubuntu) -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/891625 Title: [qemu-kvm] add vhost-net to kvm group udev rules 65-kvm.rules Status in qemu package in Ubuntu: New Bug description: Please consider authorizing the kvm group to access vhost-net device, similar to the kvm device. Thanks! To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/qemu/+bug/891625/+subscriptions