Can I install QubesOS in a Qemu KVM Virtual machine?

[FranklyFlawless]

Nested virtualization is not supported:

Installation guide

Note: Qubes OS is not meant to be installed inside a virtual machine as a guest hypervisor. In other words, nested virtualization is not supported. In order for a strict compartmentalization to be enforced, Qubes OS needs to be able to manage the hardware directly.