From: "Daniel P. Berrange" <berrange(a)redhat.com&gt; The 'none' machine type is something only intended for use by libvirt probing capabilities. It isn't something that is useful for running real VM instances. As such it should not be exposed to users in the capabilities. Signed-off-by: Daniel P. Berrange <berrange(a)redhat.com&gt; --- src/qemu/qemu_capabilities.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c index 2712a4d..548b988 100644 --- a/src/qemu/qemu_capabilities.c +++ b/src/qemu/qemu_capabilities.c @@ -2137,6 +2137,8 @@ virQEMUCapsProbeQMPMachineTypes(virQEMUCapsPtr qemuCaps, goto cleanup; for (i = 0; i < nmachines; i++) { + if (STREQ(machines[i]->name, "none")) + continue; qemuCaps->nmachineTypes++; if (VIR_STRDUP(qemuCaps->machineAliases[qemuCaps->nmachineTypes -1], machines[i]->alias) < 0 || -- 1.8.3.1