Might be related, might not. This is displayed before the reboot. host doesn't support requested feature: CPUID.01H:ECX.vmx [bit 5]
I did downgrade from the testing qemu packages, maybe that changed my VMs, but that still shouldn't cause a host reboot (or kvm with no options). ** Attachment added: "Warning.png" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1747507/+attachment/5049442/+files/Warning.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1747507 Title: starting VMs causing retpoline4 to reboot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1747507/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs