diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng
index 53389b0782..0d97044a08 100644
--- a/docs/schemas/domaincommon.rng
+++ b/docs/schemas/domaincommon.rng
@@ -3077,10 +3077,6 @@
 
   <!--
        Type library
-
-       A domain name should be made of ascii, numbers, _-+ and is non-empty
-       memoryKB request at least 4Mbytes though Xen will grow bigger if too low
-       weight currently is in range [100, 1000]
     -->
   <define name="cpuset">
     <data type="string">
@@ -3122,6 +3118,7 @@
       <param name="minInclusive">-1</param>
     </data>
   </define>
+  <!-- weight currently is in range [100, 1000] -->
   <define name="weight">
     <data type="unsignedInt">
       <param name="pattern">[0-9]+</param>
@@ -3133,7 +3130,6 @@
   <define name="memoryKB">
     <data type="unsignedInt">
       <param name="pattern">[0-9]+</param>
-      <param name="minInclusive">4000</param>
     </data>
   </define>
   <!-- Memory as an element, with optional unit attribute -->
@@ -3145,7 +3141,6 @@
     </optional>
     <data type='unsignedInt'>
       <param name='pattern'>[0-9]+</param>
-      <param name='minInclusive'>4000</param>
     </data>
   </define>
   <define name="domainName">
diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 6162c4ed4e..16ab9d4022 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -7625,6 +7625,13 @@ static virDomainDefPtr virDomainDefParseXML(virCapsPtr caps,
                       &def->mem.cur_balloon) < 0)
         def->mem.cur_balloon = def->mem.max_balloon;
 
+    if (def->mem.cur_balloon > def->mem.max_balloon) {
+        virDomainReportError(VIR_ERR_XML_ERROR,
+                             _("current memory '%luk' exceeds maximum '%luk'"),
+                             def->mem.cur_balloon, def->mem.max_balloon);
+        goto error;
+    }
+
     node = virXPathNode("./memoryBacking/hugepages", ctxt);
     if (node)
         def->mem.hugepage_backed = 1;
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-smartcard-controller.xml b/tests/qemuxml2argvdata/qemuxml2argv-smartcard-controller.xml
index 1914c6bcc5..32560106ff 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-smartcard-controller.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-smartcard-controller.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-smartcard-host-certificates.xml b/tests/qemuxml2argvdata/qemuxml2argv-smartcard-host-certificates.xml
index 2f5806808e..d91afcc4bf 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-smartcard-host-certificates.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-smartcard-host-certificates.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-smartcard-host.xml b/tests/qemuxml2argvdata/qemuxml2argv-smartcard-host.xml
index b0415b3414..7069279226 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-smartcard-host.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-smartcard-host.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-smartcard-passthrough-spicevmc.xml b/tests/qemuxml2argvdata/qemuxml2argv-smartcard-passthrough-spicevmc.xml
index 33e2ee4067..db42a116bc 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-smartcard-passthrough-spicevmc.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-smartcard-passthrough-spicevmc.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-smartcard-passthrough-tcp.xml b/tests/qemuxml2argvdata/qemuxml2argv-smartcard-passthrough-tcp.xml
index 92fb31d102..05a93c3e1c 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-smartcard-passthrough-tcp.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-smartcard-passthrough-tcp.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-usb-controller.xml b/tests/qemuxml2argvdata/qemuxml2argv-usb-controller.xml
index 45d81b6957..66657cfd2f 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-usb-controller.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-usb-controller.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-usb-hub.xml b/tests/qemuxml2argvdata/qemuxml2argv-usb-hub.xml
index 14490e5058..c01301443d 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-usb-hub.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-usb-hub.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-usb-ich9-companion.xml b/tests/qemuxml2argvdata/qemuxml2argv-usb-ich9-companion.xml
index b7b47cdac6..d12f67e389 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-usb-ich9-companion.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-usb-ich9-companion.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-usb-ich9-ehci-addr.xml b/tests/qemuxml2argvdata/qemuxml2argv-usb-ich9-ehci-addr.xml
index 3237ef9e2f..aa6c092f3e 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-usb-ich9-ehci-addr.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-usb-ich9-ehci-addr.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-usb-piix3-controller.xml b/tests/qemuxml2argvdata/qemuxml2argv-usb-piix3-controller.xml
index d233544d96..58dbfb1a89 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-usb-piix3-controller.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-usb-piix3-controller.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-usb-ports.xml b/tests/qemuxml2argvdata/qemuxml2argv-usb-ports.xml
index 0cedf8714b..a6eebf5c08 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-usb-ports.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-usb-ports.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-usb-redir.xml b/tests/qemuxml2argvdata/qemuxml2argv-usb-redir.xml
index b0e8b4545c..fd23ec8024 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-usb-redir.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-usb-redir.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-usb1-usb2.xml b/tests/qemuxml2argvdata/qemuxml2argv-usb1-usb2.xml
index 572cb2b516..b8a2ccfe43 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-usb1-usb2.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-usb1-usb2.xml
@@ -2,7 +2,7 @@
   <name>QEMUGuest1</name>
   <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
   <memory unit='KiB'>219136</memory>
-  <currentMemory unit='KiB'>219200</currentMemory>
+  <currentMemory unit='KiB'>219136</currentMemory>
   <vcpu>1</vcpu>
   <os>
     <type arch='i686' machine='pc'>hvm</type>