     <panic>
       <address type="isa" iobase="0x505"/>
     </panic>
+    <disk type="file" device="disk">
+      <source file="/tmp/__virtinst_cli_exist1.img"/>
+      <target dev="vdd"/>
+    </disk>
   </devices>
 </domain>

Domain 'test-many-devices' defined successfully.
Changes will take effect after the next domain shutdown.