Public bug reported: Not sure if this should be on kvm or libvirt etc. Anyhow, back in 2017 kvm with nested enabled running hyper-v running vms was documented as being a thing that works, but trying to make that work today I'm just getting blue screens and recovery boots of Windows.
cat /etc/modprobe.d/kvm_intel.conf options kvm-intel nested=1 options kvm-intel enable_shadow_vmcs=1 This is important for regular Windows 10 guests for several use cases: WSL 2 interop testing, Windows 10's VBS and HVCI (https://docs.microsoft.com/en-us/windows-hardware/design/device- experiences/oem-vbs) security features. Making Windows 10 guests secure is important to prevent them become vectors for attack into a network. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: virt-manager 1:2.2.1-3ubuntu2 ProcVersionSignature: Ubuntu 5.4.0-40.44-generic 5.4.44 Uname: Linux 5.4.0-40-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.20.11-0ubuntu27.4 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Mon Aug 3 16:50:50 2020 InstallationDate: Installed on 2020-07-07 (26 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423) PackageArchitecture: all SourcePackage: virt-manager UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: virt-manager (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug focal wayland-session -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1890095 Title: Enabling hyper-V blue-screens Windows 10 2004 / 19041 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/virt-manager/+bug/1890095/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
