Using 4.13.0-33.36~retpoline4 kernel test kernel from ppa https://launchpad.net/~canonical-kernel-team/+archive/ubuntu/spectre/.
CPU: AMD Ryzen 7 1700 Eight-Core Processor Ubuntu: 17.10.
Steps to reproduce (has occurred both times I tried it): 1. Run virsh start <instance name> (or start VM from GUI) Machine reboots
Going back to 4.13.0-32 has virsh working again
Using 4.13.0- 33.36~retpoline 4 kernel test kernel from ppa https:/ /launchpad. net/~canonical- kernel- team/+archive/ ubuntu/ spectre/.
CPU: AMD Ryzen 7 1700 Eight-Core Processor
Ubuntu: 17.10.
Steps to reproduce (has occurred both times I tried it):
1. Run virsh start <instance name> (or start VM from GUI)
Machine reboots
Going back to 4.13.0-32 has virsh working again