diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index d74bcd96b0c248e9f933a3fb86914837f96bf6c5..356aed1a0e448fffe246fc5d30ea219f23aa909a 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -5435,6 +5435,7 @@ static const struct virQEMUCapsDomainFeatureCapabilityTuple domCapsTuples[] = {
     { VIR_DOMAIN_CAPS_FEATURE_IOTHREADS, QEMU_CAPS_OBJECT_IOTHREAD },
     { VIR_DOMAIN_CAPS_FEATURE_VMCOREINFO, QEMU_CAPS_DEVICE_VMCOREINFO },
     { VIR_DOMAIN_CAPS_FEATURE_GENID, QEMU_CAPS_DEVICE_VMGENID },
+    { VIR_DOMAIN_CAPS_FEATURE_BACKING_STORE_INPUT, QEMU_CAPS_BLOCKDEV },
 };
 
 
diff --git a/tests/domaincapsdata/qemu_1.5.3-q35.x86_64.xml b/tests/domaincapsdata/qemu_1.5.3-q35.x86_64.xml
index 3b0fc826c6030ddd33e890aa41f18d0810c3e86b..87cb8eb07ea3d9608db603ef81e6486a81d6dc45 100644
--- a/tests/domaincapsdata/qemu_1.5.3-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_1.5.3-q35.x86_64.xml
@@ -130,6 +130,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_1.5.3-tcg.x86_64.xml b/tests/domaincapsdata/qemu_1.5.3-tcg.x86_64.xml
index de4eef8c733a173082fc5e1601302fa0bb114d15..5588765182824ba9769aa3bbf6f3c8a73ff7d629 100644
--- a/tests/domaincapsdata/qemu_1.5.3-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_1.5.3-tcg.x86_64.xml
@@ -130,6 +130,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_1.5.3.x86_64.xml b/tests/domaincapsdata/qemu_1.5.3.x86_64.xml
index 22ea4afafee93f76b445829a892cb56218ed2820..6bfe903f9a3ad99abadb96c9846f6388977af8ca 100644
--- a/tests/domaincapsdata/qemu_1.5.3.x86_64.xml
+++ b/tests/domaincapsdata/qemu_1.5.3.x86_64.xml
@@ -130,6 +130,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_1.6.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_1.6.0-q35.x86_64.xml
index 5af2d7c80a94d2831645847c7c86021c2e61e7b8..f924bf7fad8a17662ef26922c563f4693ca6bd25 100644
--- a/tests/domaincapsdata/qemu_1.6.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_1.6.0-q35.x86_64.xml
@@ -130,6 +130,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_1.6.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_1.6.0-tcg.x86_64.xml
index 0759ef3ce3eb4ef3d04d2409217b87ad8647c72b..be8921cfa96698cbaa15151a6715b91ada219074 100644
--- a/tests/domaincapsdata/qemu_1.6.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_1.6.0-tcg.x86_64.xml
@@ -130,6 +130,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_1.6.0.x86_64.xml b/tests/domaincapsdata/qemu_1.6.0.x86_64.xml
index aa3d7c93b80e988f3c17fa5624fbb64e095f9991..04f532cb3e8788051d9cc20a9a3a9d0386296727 100644
--- a/tests/domaincapsdata/qemu_1.6.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_1.6.0.x86_64.xml
@@ -130,6 +130,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_1.7.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_1.7.0-q35.x86_64.xml
index a189e1ab9a1b1b779dcddf681fa76817c62e499a..294cceff2f89f1071e2c3b720d39e458f2173ccf 100644
--- a/tests/domaincapsdata/qemu_1.7.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_1.7.0-q35.x86_64.xml
@@ -130,6 +130,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_1.7.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_1.7.0-tcg.x86_64.xml
index cdd0d6bf49bd27cdd70af2e18c233ce4d5a1854b..04d7c26bd5ffbeb3a05fac8d6186f459777850ef 100644
--- a/tests/domaincapsdata/qemu_1.7.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_1.7.0-tcg.x86_64.xml
@@ -130,6 +130,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_1.7.0.x86_64.xml b/tests/domaincapsdata/qemu_1.7.0.x86_64.xml
index 2c73c99d359e8bf35846a7dc21ae66a7b5fb5c84..c00e492784d7d9f8a6649cd61c5061d729f65e7a 100644
--- a/tests/domaincapsdata/qemu_1.7.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_1.7.0.x86_64.xml
@@ -130,6 +130,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.1.1-q35.x86_64.xml b/tests/domaincapsdata/qemu_2.1.1-q35.x86_64.xml
index 40611dbcf7ea8c5df5ab15ae25dc95308b027ccc..7190a0ec9a899c3cb6edc2c0d3ea307677031695 100644
--- a/tests/domaincapsdata/qemu_2.1.1-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.1.1-q35.x86_64.xml
@@ -131,6 +131,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.1.1-tcg.x86_64.xml b/tests/domaincapsdata/qemu_2.1.1-tcg.x86_64.xml
index a5a77d956da3f7a51a87be8c944ee0c261ec4b59..8251017d4075436e2a9453d5d9472707c8e1b1c0 100644
--- a/tests/domaincapsdata/qemu_2.1.1-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.1.1-tcg.x86_64.xml
@@ -131,6 +131,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.1.1.x86_64.xml b/tests/domaincapsdata/qemu_2.1.1.x86_64.xml
index 45de452b17ab2b31661bafe69c6964c2e49a5c74..2dcb90c66ec8ab9eba0acf0a5e6125cb2dc9b202 100644
--- a/tests/domaincapsdata/qemu_2.1.1.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.1.1.x86_64.xml
@@ -131,6 +131,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.10.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_2.10.0-q35.x86_64.xml
index 8abcac894b5f58995855d5e8c27a8b24a1c29e6a..ec044791bd64e13d0a2d7a541eee33d2ca28ab1f 100644
--- a/tests/domaincapsdata/qemu_2.10.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.10.0-q35.x86_64.xml
@@ -154,6 +154,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.10.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_2.10.0-tcg.x86_64.xml
index 620c7b86d273757e77e46ca967e5fb74a98806d5..e024d9c571df224cd6081e43b2489454aabeffa0 100644
--- a/tests/domaincapsdata/qemu_2.10.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.10.0-tcg.x86_64.xml
@@ -173,6 +173,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.10.0-virt.aarch64.xml b/tests/domaincapsdata/qemu_2.10.0-virt.aarch64.xml
index f48ce884bf15edb1738e04a02cad64b2b9ff0040..490a1d4a5b2c590262e881dcafd5b3e1759efea5 100644
--- a/tests/domaincapsdata/qemu_2.10.0-virt.aarch64.xml
+++ b/tests/domaincapsdata/qemu_2.10.0-virt.aarch64.xml
@@ -138,6 +138,7 @@
     </gic>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.10.0.aarch64.xml b/tests/domaincapsdata/qemu_2.10.0.aarch64.xml
index 167fdb2d4e05ceaa20bd1ed0fbe2ec38664d51c9..00d8cc86253ff5ae8c3b336b0511cfcaddcfc715 100644
--- a/tests/domaincapsdata/qemu_2.10.0.aarch64.xml
+++ b/tests/domaincapsdata/qemu_2.10.0.aarch64.xml
@@ -132,6 +132,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.10.0.ppc64.xml b/tests/domaincapsdata/qemu_2.10.0.ppc64.xml
index 2378a626b4c583809608d646bea7092ff3ba40d9..9a0ba5d6dd6f5c9fef2a32740c4bd8de1075244e 100644
--- a/tests/domaincapsdata/qemu_2.10.0.ppc64.xml
+++ b/tests/domaincapsdata/qemu_2.10.0.ppc64.xml
@@ -104,6 +104,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.10.0.s390x.xml b/tests/domaincapsdata/qemu_2.10.0.s390x.xml
index bb565558fb47c4cfd79fc7602fbea4db3bbe64c3..e551ed03c5ba54de783833cf14e562eae0a3d442 100644
--- a/tests/domaincapsdata/qemu_2.10.0.s390x.xml
+++ b/tests/domaincapsdata/qemu_2.10.0.s390x.xml
@@ -194,6 +194,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.10.0.x86_64.xml b/tests/domaincapsdata/qemu_2.10.0.x86_64.xml
index ed77920e6732b84550c039614f633f57bc5eac61..872ea8086920079e5185512bc46380ff7c22240f 100644
--- a/tests/domaincapsdata/qemu_2.10.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.10.0.x86_64.xml
@@ -154,6 +154,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.11.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_2.11.0-q35.x86_64.xml
index 9c3348df26f7beb7d29dda2455c1b99e82d670d5..21cafab70ea540a0fcc6827a5f97713d60098b91 100644
--- a/tests/domaincapsdata/qemu_2.11.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.11.0-q35.x86_64.xml
@@ -152,6 +152,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.11.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_2.11.0-tcg.x86_64.xml
index bedafca8d919070dddfb67b0fcd7004df26dbe9f..98a7e4bfbe7dad6934c4c3a43744720b0a7db89c 100644
--- a/tests/domaincapsdata/qemu_2.11.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.11.0-tcg.x86_64.xml
@@ -168,6 +168,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.11.0.s390x.xml b/tests/domaincapsdata/qemu_2.11.0.s390x.xml
index 3888428b5011eebbd1156d2a0a70692f951eb770..e93cf3ffcc5b6b25a43330d6bf3df5e075e684a1 100644
--- a/tests/domaincapsdata/qemu_2.11.0.s390x.xml
+++ b/tests/domaincapsdata/qemu_2.11.0.s390x.xml
@@ -193,6 +193,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.11.0.x86_64.xml b/tests/domaincapsdata/qemu_2.11.0.x86_64.xml
index 2e2dc1adcb03b161e546b6f54a7a1e24b147ccc8..0a6f4173065e5c1e5775e832d1e04cd1ff0c6513 100644
--- a/tests/domaincapsdata/qemu_2.11.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.11.0.x86_64.xml
@@ -152,6 +152,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.12.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_2.12.0-q35.x86_64.xml
index d330d61a9d02dc1cc9c2e4488b9477619763bd2b..451c69200d0732a3ac085f4b78ea801722f9985f 100644
--- a/tests/domaincapsdata/qemu_2.12.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.12.0-q35.x86_64.xml
@@ -165,6 +165,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='yes'>
       <cbitpos>47</cbitpos>
       <reducedPhysBits>1</reducedPhysBits>
diff --git a/tests/domaincapsdata/qemu_2.12.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_2.12.0-tcg.x86_64.xml
index 846b62a896cdbbca35b29b8b030c4b86f092968e..3eb821966b3c22ef5ad358ccd3f7b9887f7c02be 100644
--- a/tests/domaincapsdata/qemu_2.12.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.12.0-tcg.x86_64.xml
@@ -179,6 +179,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='yes'>
       <cbitpos>47</cbitpos>
       <reducedPhysBits>1</reducedPhysBits>
diff --git a/tests/domaincapsdata/qemu_2.12.0-virt.aarch64.xml b/tests/domaincapsdata/qemu_2.12.0-virt.aarch64.xml
index d5bb85878d1c65c6effd6b8b724fb3d5b3250106..ba23d2e3575f96f0969f2643b9f2588cfe0369c2 100644
--- a/tests/domaincapsdata/qemu_2.12.0-virt.aarch64.xml
+++ b/tests/domaincapsdata/qemu_2.12.0-virt.aarch64.xml
@@ -140,6 +140,7 @@
     </gic>
     <vmcoreinfo supported='yes'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.12.0.aarch64.xml b/tests/domaincapsdata/qemu_2.12.0.aarch64.xml
index 4a9cd0b652122f9e3209e98d063636fb0f52a874..06348366e11d00b9fa0dad66eeddd1c57f793b80 100644
--- a/tests/domaincapsdata/qemu_2.12.0.aarch64.xml
+++ b/tests/domaincapsdata/qemu_2.12.0.aarch64.xml
@@ -134,6 +134,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.12.0.ppc64.xml b/tests/domaincapsdata/qemu_2.12.0.ppc64.xml
index b9d51e17520f1e1865bfff219b8232b7c742c62b..8c02295d57294f1ca5678343f4e6d8fbdb33087e 100644
--- a/tests/domaincapsdata/qemu_2.12.0.ppc64.xml
+++ b/tests/domaincapsdata/qemu_2.12.0.ppc64.xml
@@ -104,6 +104,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.12.0.s390x.xml b/tests/domaincapsdata/qemu_2.12.0.s390x.xml
index 9b8e90671d20aad7f55def6153610ef55c6c9c44..d25b45860816f6f9c71d8a4cf3c613ae3052a433 100644
--- a/tests/domaincapsdata/qemu_2.12.0.s390x.xml
+++ b/tests/domaincapsdata/qemu_2.12.0.s390x.xml
@@ -192,6 +192,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.12.0.x86_64.xml b/tests/domaincapsdata/qemu_2.12.0.x86_64.xml
index 828aa03ed23a102832688bb1107d4f5b0ad0db99..5fe2c0637bb8e6f0c7fe863d3a6cb907268083b3 100644
--- a/tests/domaincapsdata/qemu_2.12.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.12.0.x86_64.xml
@@ -165,6 +165,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='yes'>
       <cbitpos>47</cbitpos>
       <reducedPhysBits>1</reducedPhysBits>
diff --git a/tests/domaincapsdata/qemu_2.4.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_2.4.0-q35.x86_64.xml
index b8469652618dab64529db4eb98a9a44b1f5a274f..84adbef31a1480e80ad401e2f21b87e2a3a6a46a 100644
--- a/tests/domaincapsdata/qemu_2.4.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.4.0-q35.x86_64.xml
@@ -139,6 +139,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.4.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_2.4.0-tcg.x86_64.xml
index 5803be807fc96b1aa7988f2077dacd6318aafc8a..8f3d11aa655548dc4b491a74fcb16bb91b82571f 100644
--- a/tests/domaincapsdata/qemu_2.4.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.4.0-tcg.x86_64.xml
@@ -139,6 +139,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.4.0.x86_64.xml b/tests/domaincapsdata/qemu_2.4.0.x86_64.xml
index 6c3185cef6e2c428eb9260ee4a7eef054eb87891..69e27d44743e6cf694d7adbd098dc7a59bdfabf4 100644
--- a/tests/domaincapsdata/qemu_2.4.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.4.0.x86_64.xml
@@ -139,6 +139,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.5.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_2.5.0-q35.x86_64.xml
index da5648f9844404eb70504f4c3fadfaaefb7a59ad..6ec0f26a67426401a190b3bc35b440cc23334106 100644
--- a/tests/domaincapsdata/qemu_2.5.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.5.0-q35.x86_64.xml
@@ -139,6 +139,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.5.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_2.5.0-tcg.x86_64.xml
index 279c0cd5431987b29c2473161245e2dbe602a70e..5f731ba6a50463173dd8419ccd2d4586188c1ff5 100644
--- a/tests/domaincapsdata/qemu_2.5.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.5.0-tcg.x86_64.xml
@@ -139,6 +139,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.5.0.x86_64.xml b/tests/domaincapsdata/qemu_2.5.0.x86_64.xml
index 6f01005846275d7856d62fba3e99e1855959f89a..8442a70c8e06f5304c3fc8205febf87abcbb892f 100644
--- a/tests/domaincapsdata/qemu_2.5.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.5.0.x86_64.xml
@@ -139,6 +139,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.6.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_2.6.0-q35.x86_64.xml
index cc4c404ad0f0f158c998be55572c1f3d5a8c2ca4..ab67d42be54fd1d378422562beac3bd7d84c07f6 100644
--- a/tests/domaincapsdata/qemu_2.6.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.6.0-q35.x86_64.xml
@@ -139,6 +139,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.6.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_2.6.0-tcg.x86_64.xml
index 906be148ef362b6e5891c0033b68a3891048f8c8..a279fdec763e7e0e58727dd89ebe49c61d72dcb9 100644
--- a/tests/domaincapsdata/qemu_2.6.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.6.0-tcg.x86_64.xml
@@ -139,6 +139,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.6.0-virt.aarch64.xml b/tests/domaincapsdata/qemu_2.6.0-virt.aarch64.xml
index ee76cb2e83917cc8ca2f57a974c1285ff3ce143f..90e38a0836dd9e5a503e21091b64c82c1437cdf1 100644
--- a/tests/domaincapsdata/qemu_2.6.0-virt.aarch64.xml
+++ b/tests/domaincapsdata/qemu_2.6.0-virt.aarch64.xml
@@ -137,6 +137,7 @@
     </gic>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.6.0.aarch64.xml b/tests/domaincapsdata/qemu_2.6.0.aarch64.xml
index a3ada3a6a56918bdd4094efc90f58239b806ab8a..724202dabc589d09f9d2300fa452e99c5fd7ecbf 100644
--- a/tests/domaincapsdata/qemu_2.6.0.aarch64.xml
+++ b/tests/domaincapsdata/qemu_2.6.0.aarch64.xml
@@ -131,6 +131,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.6.0.ppc64.xml b/tests/domaincapsdata/qemu_2.6.0.ppc64.xml
index a4dd2a51cca387cb8ff8d7449a804cff92c69ad3..107102efbe847cc006d1d24a27cc787a801d6688 100644
--- a/tests/domaincapsdata/qemu_2.6.0.ppc64.xml
+++ b/tests/domaincapsdata/qemu_2.6.0.ppc64.xml
@@ -104,6 +104,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.6.0.x86_64.xml b/tests/domaincapsdata/qemu_2.6.0.x86_64.xml
index 26b569d9140bfe591c119bf6983bb678df3a0282..fd3160c4eaa714f7259b55a58bd72785d3dc7d32 100644
--- a/tests/domaincapsdata/qemu_2.6.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.6.0.x86_64.xml
@@ -139,6 +139,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.7.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_2.7.0-q35.x86_64.xml
index dd8714e61b73b44bf8ca553a858e96ce6560ce52..a00a49b1b442bdc45500a871fed6d3777caf34b6 100644
--- a/tests/domaincapsdata/qemu_2.7.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.7.0-q35.x86_64.xml
@@ -140,6 +140,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.7.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_2.7.0-tcg.x86_64.xml
index c2c46d190f464d0b929ea173bdcbf37227b642cc..e7a7941294f1d3518c58e7fa89a30144e5cc4b6a 100644
--- a/tests/domaincapsdata/qemu_2.7.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.7.0-tcg.x86_64.xml
@@ -140,6 +140,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.7.0.s390x.xml b/tests/domaincapsdata/qemu_2.7.0.s390x.xml
index a1e282482c0d8847b2d3be87f8eb8b0e0bc77f80..ad48c732b4913ad7e3be65b1b89afd444b0c1688 100644
--- a/tests/domaincapsdata/qemu_2.7.0.s390x.xml
+++ b/tests/domaincapsdata/qemu_2.7.0.s390x.xml
@@ -97,6 +97,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.7.0.x86_64.xml b/tests/domaincapsdata/qemu_2.7.0.x86_64.xml
index 2e7ae2f100b6f5fc1dad9d7613f86c6befdb14c4..f8164681392663d27945e5dc1237146bfc85e2d4 100644
--- a/tests/domaincapsdata/qemu_2.7.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.7.0.x86_64.xml
@@ -140,6 +140,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.8.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_2.8.0-q35.x86_64.xml
index 4e7e811d8f78bff0e699a61f538f63ae38283cab..c75dd6736ef09da0982a3c8389cd65c9b95d4eea 100644
--- a/tests/domaincapsdata/qemu_2.8.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.8.0-q35.x86_64.xml
@@ -140,6 +140,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.8.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_2.8.0-tcg.x86_64.xml
index 38db60a748adcb29354f3d5c313af2b2d34b9787..20964973b6f972b03f9fc8d0e8aa2c721244c6cd 100644
--- a/tests/domaincapsdata/qemu_2.8.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.8.0-tcg.x86_64.xml
@@ -140,6 +140,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.8.0.s390x.xml b/tests/domaincapsdata/qemu_2.8.0.s390x.xml
index dec4ca960bd5bded89469377619020bbef91c216..103e1f7980891b5f1fea8718c7956a0ef814e584 100644
--- a/tests/domaincapsdata/qemu_2.8.0.s390x.xml
+++ b/tests/domaincapsdata/qemu_2.8.0.s390x.xml
@@ -178,6 +178,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.8.0.x86_64.xml b/tests/domaincapsdata/qemu_2.8.0.x86_64.xml
index 057aac246f2bcbac97a63603002d7c51b5db894e..935e0e9afee3a0c3d69fb970133059eb7807c6fd 100644
--- a/tests/domaincapsdata/qemu_2.8.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.8.0.x86_64.xml
@@ -140,6 +140,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.9.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_2.9.0-q35.x86_64.xml
index ad894728eab54e40f687627cdc02c9e6acfd6bf7..4d0e145976b431a9e3b1fedb16e3dfcbd1cf59e2 100644
--- a/tests/domaincapsdata/qemu_2.9.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.9.0-q35.x86_64.xml
@@ -149,6 +149,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.9.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_2.9.0-tcg.x86_64.xml
index 3cc81e9fa1c92d6c4372b62a8adf237d6aec3d02..bf83709d890dcbac42348f9fa4a3435052f03ab9 100644
--- a/tests/domaincapsdata/qemu_2.9.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.9.0-tcg.x86_64.xml
@@ -172,6 +172,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.9.0.ppc64.xml b/tests/domaincapsdata/qemu_2.9.0.ppc64.xml
index 69b6ebe8a67636a9cf15bc46153f69622aefb296..1e85f0bdfd1ab2f59b65c739f1a8135adc5328fc 100644
--- a/tests/domaincapsdata/qemu_2.9.0.ppc64.xml
+++ b/tests/domaincapsdata/qemu_2.9.0.ppc64.xml
@@ -104,6 +104,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.9.0.s390x.xml b/tests/domaincapsdata/qemu_2.9.0.s390x.xml
index 294e6a1be6fa587fd37d53d1f390fce301dfeed7..1477ca948787c608c06e1c0019b89869ebc6f510 100644
--- a/tests/domaincapsdata/qemu_2.9.0.s390x.xml
+++ b/tests/domaincapsdata/qemu_2.9.0.s390x.xml
@@ -179,6 +179,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_2.9.0.x86_64.xml b/tests/domaincapsdata/qemu_2.9.0.x86_64.xml
index 790b39bd7d3b4203ee568c4d81932503b8e79c62..c044b46c21bdcd93d12e47e5db5627beaab3f8d2 100644
--- a/tests/domaincapsdata/qemu_2.9.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_2.9.0.x86_64.xml
@@ -149,6 +149,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_3.0.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_3.0.0-q35.x86_64.xml
index f4130f659faab50e4350a738e183b049b1fe4369..124a460f41ad7bef979e3df99fa133f4925343b4 100644
--- a/tests/domaincapsdata/qemu_3.0.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_3.0.0-q35.x86_64.xml
@@ -166,6 +166,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_3.0.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_3.0.0-tcg.x86_64.xml
index 2c4c61758c148a5b537d920162892450c2488ac3..0dfbb3471bf1a80f3ec66f0b02ff3b3915b08335 100644
--- a/tests/domaincapsdata/qemu_3.0.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_3.0.0-tcg.x86_64.xml
@@ -181,6 +181,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_3.0.0.ppc64.xml b/tests/domaincapsdata/qemu_3.0.0.ppc64.xml
index 48865824a3029cf13ecbfc97b60d470d2f823254..e3acde93d43a6dfcbb03db01707a58c804f0c9c7 100644
--- a/tests/domaincapsdata/qemu_3.0.0.ppc64.xml
+++ b/tests/domaincapsdata/qemu_3.0.0.ppc64.xml
@@ -106,6 +106,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_3.0.0.s390x.xml b/tests/domaincapsdata/qemu_3.0.0.s390x.xml
index 55b442ced8a4fb140b7c7fee78ad11b1aba83c96..850acf905c3fa185af4dc2257c4be699dcffb92f 100644
--- a/tests/domaincapsdata/qemu_3.0.0.s390x.xml
+++ b/tests/domaincapsdata/qemu_3.0.0.s390x.xml
@@ -199,6 +199,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_3.0.0.x86_64.xml b/tests/domaincapsdata/qemu_3.0.0.x86_64.xml
index 162758eb2b1ed6f3c5ae79d0df6575aa27013674..18212faad832f84dba82172dee66d96926778a38 100644
--- a/tests/domaincapsdata/qemu_3.0.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_3.0.0.x86_64.xml
@@ -166,6 +166,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_3.1.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_3.1.0-q35.x86_64.xml
index ba9bbcc839d77b1128828849dcfefd9ad37a229f..db00c6757189126804cb053496bbdb9d9f4e82d5 100644
--- a/tests/domaincapsdata/qemu_3.1.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_3.1.0-q35.x86_64.xml
@@ -169,6 +169,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_3.1.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_3.1.0-tcg.x86_64.xml
index 5527adb558c48e6431c5bf80ee22b87156bc13c5..b3ef9e6c7e1799cb90a3cb695f1f574097b84377 100644
--- a/tests/domaincapsdata/qemu_3.1.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_3.1.0-tcg.x86_64.xml
@@ -184,6 +184,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_3.1.0.ppc64.xml b/tests/domaincapsdata/qemu_3.1.0.ppc64.xml
index 72e4d8b5f35297da252662f33d59eda9e9198878..6f1aef4e12d3170c4edc1418ae17fa18832c0e31 100644
--- a/tests/domaincapsdata/qemu_3.1.0.ppc64.xml
+++ b/tests/domaincapsdata/qemu_3.1.0.ppc64.xml
@@ -106,6 +106,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_3.1.0.x86_64.xml b/tests/domaincapsdata/qemu_3.1.0.x86_64.xml
index 5a121eb98721a8bc8b9f5fba5f73f4b2cd303b2e..a9dde532e72318c1638a0ac39426f7c5407b0dcb 100644
--- a/tests/domaincapsdata/qemu_3.1.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_3.1.0.x86_64.xml
@@ -169,6 +169,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.0.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_4.0.0-q35.x86_64.xml
index dba8c3a8b223c98cbe26de0c70e85af1610287d4..57eb49362c18b419965570772c9262a6f17039f9 100644
--- a/tests/domaincapsdata/qemu_4.0.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_4.0.0-q35.x86_64.xml
@@ -169,6 +169,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.0.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_4.0.0-tcg.x86_64.xml
index 6bec4dbfc9f23cbf1042ae456427e85a64fa4ca5..5884defc41f8f1bf93e23368b1b2bb4c3dcedbaf 100644
--- a/tests/domaincapsdata/qemu_4.0.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_4.0.0-tcg.x86_64.xml
@@ -184,6 +184,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.0.0-virt.aarch64.xml b/tests/domaincapsdata/qemu_4.0.0-virt.aarch64.xml
index f4c51ebfc79f36194ad42953c5bb0c3e12c0a852..c2d77a9dc05d6f6ad08e150da4ac8b1e47b52ab3 100644
--- a/tests/domaincapsdata/qemu_4.0.0-virt.aarch64.xml
+++ b/tests/domaincapsdata/qemu_4.0.0-virt.aarch64.xml
@@ -147,6 +147,7 @@
     </gic>
     <vmcoreinfo supported='yes'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.0.0.aarch64.xml b/tests/domaincapsdata/qemu_4.0.0.aarch64.xml
index ba3634fe4afcdc4a72b2c031175ed25560a827f8..218b9d7c0e432b45693506a6f39ab399f6a994df 100644
--- a/tests/domaincapsdata/qemu_4.0.0.aarch64.xml
+++ b/tests/domaincapsdata/qemu_4.0.0.aarch64.xml
@@ -141,6 +141,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.0.0.ppc64.xml b/tests/domaincapsdata/qemu_4.0.0.ppc64.xml
index bcad78ebd3e447310e06c9b3edd8aa024ee2b935..8de62bc781142cd1f62c6ea313cf28a27df5e496 100644
--- a/tests/domaincapsdata/qemu_4.0.0.ppc64.xml
+++ b/tests/domaincapsdata/qemu_4.0.0.ppc64.xml
@@ -107,6 +107,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.0.0.s390x.xml b/tests/domaincapsdata/qemu_4.0.0.s390x.xml
index 6cda114260cb6fcbde1b6ccefff88a21424cac66..09c52869199d86ba5adcb8bf21afc86a202d8e39 100644
--- a/tests/domaincapsdata/qemu_4.0.0.s390x.xml
+++ b/tests/domaincapsdata/qemu_4.0.0.s390x.xml
@@ -204,6 +204,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.0.0.x86_64.xml b/tests/domaincapsdata/qemu_4.0.0.x86_64.xml
index 00bf7d1ec3396092419f5c52c545c703bfa37a66..cfa58caa4f256f5531a984921b96e33eb176e7d6 100644
--- a/tests/domaincapsdata/qemu_4.0.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_4.0.0.x86_64.xml
@@ -169,6 +169,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.1.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_4.1.0-q35.x86_64.xml
index c87c6ea73fb7ac411d403bb9bb8e8eb83c378c53..463db0c72def4bb429b0fcfb7948ee78c31f50d3 100644
--- a/tests/domaincapsdata/qemu_4.1.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_4.1.0-q35.x86_64.xml
@@ -173,6 +173,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.1.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_4.1.0-tcg.x86_64.xml
index 9b03dac9f04637fd20374185c7fcc68db9ea1604..611c67a2a3ec186ff045492005163888ae4381ee 100644
--- a/tests/domaincapsdata/qemu_4.1.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_4.1.0-tcg.x86_64.xml
@@ -184,6 +184,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.1.0.x86_64.xml b/tests/domaincapsdata/qemu_4.1.0.x86_64.xml
index 97533c6d053af08bd36e46d3004fe2c9e180a085..629d47a0d5a2f3c38510973ccb8ed1776134d26c 100644
--- a/tests/domaincapsdata/qemu_4.1.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_4.1.0.x86_64.xml
@@ -173,6 +173,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.2.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_4.2.0-q35.x86_64.xml
index 5fbba2c5dabd61d3029ee1e1de8b87f2a6296f05..50b846c9f4eeddc4130ffa3d1998e103fff863fa 100644
--- a/tests/domaincapsdata/qemu_4.2.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_4.2.0-q35.x86_64.xml
@@ -173,6 +173,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.2.0-tcg.x86_64.xml b/tests/domaincapsdata/qemu_4.2.0-tcg.x86_64.xml
index de576d5949ae1a4962a4764d06aa8bef6ef5374c..c9480f35302c7e298f334813338506312ba2c870 100644
--- a/tests/domaincapsdata/qemu_4.2.0-tcg.x86_64.xml
+++ b/tests/domaincapsdata/qemu_4.2.0-tcg.x86_64.xml
@@ -184,6 +184,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.2.0-virt.aarch64.xml b/tests/domaincapsdata/qemu_4.2.0-virt.aarch64.xml
index 033f8a7df4a82877c6ed55647028d86b3cd9406e..837dcff0d9595a54efe008ad63cb191d7e22ef1c 100644
--- a/tests/domaincapsdata/qemu_4.2.0-virt.aarch64.xml
+++ b/tests/domaincapsdata/qemu_4.2.0-virt.aarch64.xml
@@ -147,6 +147,7 @@
     </gic>
     <vmcoreinfo supported='yes'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.2.0.aarch64.xml b/tests/domaincapsdata/qemu_4.2.0.aarch64.xml
index ba3634fe4afcdc4a72b2c031175ed25560a827f8..218b9d7c0e432b45693506a6f39ab399f6a994df 100644
--- a/tests/domaincapsdata/qemu_4.2.0.aarch64.xml
+++ b/tests/domaincapsdata/qemu_4.2.0.aarch64.xml
@@ -141,6 +141,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.2.0.ppc64.xml b/tests/domaincapsdata/qemu_4.2.0.ppc64.xml
index df7a06c690b82acc67982b4cfb73e46498ccf118..d77e88ab24fe9fcab30db28eba2ae3afda646a4d 100644
--- a/tests/domaincapsdata/qemu_4.2.0.ppc64.xml
+++ b/tests/domaincapsdata/qemu_4.2.0.ppc64.xml
@@ -107,6 +107,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.2.0.s390x.xml b/tests/domaincapsdata/qemu_4.2.0.s390x.xml
index 88ac618a1d622b3af256e28a797cb0b5c42dc51b..e787df4d706cbfe710d31382a5f95bdf69d43acd 100644
--- a/tests/domaincapsdata/qemu_4.2.0.s390x.xml
+++ b/tests/domaincapsdata/qemu_4.2.0.s390x.xml
@@ -198,6 +198,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='no'/>
     <genid supported='no'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>
diff --git a/tests/domaincapsdata/qemu_4.2.0.x86_64.xml b/tests/domaincapsdata/qemu_4.2.0.x86_64.xml
index 7938433ed9c3430140eb47acd60ef98f159c42b0..4df4667464e8b3fe294bb82716ae6aff12e52fed 100644
--- a/tests/domaincapsdata/qemu_4.2.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_4.2.0.x86_64.xml
@@ -173,6 +173,7 @@
     <gic supported='no'/>
     <vmcoreinfo supported='yes'/>
     <genid supported='yes'/>
+    <backingStoreInput supported='no'/>
     <sev supported='no'/>
   </features>
 </domainCapabilities>