diff --git a/tests/qemuxml2argvdata/s390-default-cpu-kvm-ccw-virtio-4.2.s390x-latest.args b/tests/qemuxml2argvdata/s390-default-cpu-kvm-ccw-virtio-4.2.s390x-latest.args
new file mode 100644
index 0000000000000000000000000000000000000000..d45a87e6ec561f102116d8c2ec34410bd7a3947c
--- /dev/null
+++ b/tests/qemuxml2argvdata/s390-default-cpu-kvm-ccw-virtio-4.2.s390x-latest.args
@@ -0,0 +1,31 @@
+LC_ALL=C \
+PATH=/bin \
+HOME=/tmp/lib/domain--1-test \
+USER=test \
+LOGNAME=test \
+XDG_DATA_HOME=/tmp/lib/domain--1-test/.local/share \
+XDG_CACHE_HOME=/tmp/lib/domain--1-test/.cache \
+XDG_CONFIG_HOME=/tmp/lib/domain--1-test/.config \
+QEMU_AUDIO_DRV=none \
+/usr/bin/qemu-system-s390x \
+-name guest=test,debug-threads=on \
+-S \
+-object secret,id=masterKey0,format=raw,\
+file=/tmp/lib/domain--1-test/master-key.aes \
+-machine s390-ccw-virtio-4.2,accel=kvm,usb=off,dump-guest-core=off \
+-m 256 \
+-overcommit mem-lock=off \
+-smp 1,sockets=1,cores=1,threads=1 \
+-uuid 9aa4b45c-b9dd-45ef-91fe-862b27b4231f \
+-display none \
+-no-user-config \
+-nodefaults \
+-chardev socket,id=charmonitor,fd=1729,server,nowait \
+-mon chardev=charmonitor,id=monitor,mode=control \
+-rtc base=utc \
+-no-shutdown \
+-boot strict=on \
+-device virtio-balloon-ccw,id=balloon0,devno=fe.0.0000 \
+-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\
+resourcecontrol=deny \
+-msg timestamp=on
diff --git a/tests/qemuxml2argvdata/s390-default-cpu-kvm-ccw-virtio-4.2.xml b/tests/qemuxml2argvdata/s390-default-cpu-kvm-ccw-virtio-4.2.xml
new file mode 100644
index 0000000000000000000000000000000000000000..405b53db7d69e4abcca595dae52f11652dd69f4b
--- /dev/null
+++ b/tests/qemuxml2argvdata/s390-default-cpu-kvm-ccw-virtio-4.2.xml
@@ -0,0 +1,16 @@
+<domain type='kvm'>
+  <name>test</name>
+  <uuid>9aa4b45c-b9dd-45ef-91fe-862b27b4231f</uuid>
+  <memory>262144</memory>
+  <currentMemory>262144</currentMemory>
+  <os>
+    <type arch='s390x' machine='s390-ccw-virtio-4.2'>hvm</type>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-s390x</emulator>
+  </devices>
+</domain>
diff --git a/tests/qemuxml2argvdata/s390-default-cpu-tcg-ccw-virtio-4.2.s390x-latest.args b/tests/qemuxml2argvdata/s390-default-cpu-tcg-ccw-virtio-4.2.s390x-latest.args
new file mode 100644
index 0000000000000000000000000000000000000000..3d3114861312f8264a1616e9454e34b776d6d7dc
--- /dev/null
+++ b/tests/qemuxml2argvdata/s390-default-cpu-tcg-ccw-virtio-4.2.s390x-latest.args
@@ -0,0 +1,31 @@
+LC_ALL=C \
+PATH=/bin \
+HOME=/tmp/lib/domain--1-test \
+USER=test \
+LOGNAME=test \
+XDG_DATA_HOME=/tmp/lib/domain--1-test/.local/share \
+XDG_CACHE_HOME=/tmp/lib/domain--1-test/.cache \
+XDG_CONFIG_HOME=/tmp/lib/domain--1-test/.config \
+QEMU_AUDIO_DRV=none \
+/usr/bin/qemu-system-s390x \
+-name guest=test,debug-threads=on \
+-S \
+-object secret,id=masterKey0,format=raw,\
+file=/tmp/lib/domain--1-test/master-key.aes \
+-machine s390-ccw-virtio-4.2,accel=tcg,usb=off,dump-guest-core=off \
+-m 256 \
+-overcommit mem-lock=off \
+-smp 1,sockets=1,cores=1,threads=1 \
+-uuid 9aa4b45c-b9dd-45ef-91fe-862b27b4231f \
+-display none \
+-no-user-config \
+-nodefaults \
+-chardev socket,id=charmonitor,fd=1729,server,nowait \
+-mon chardev=charmonitor,id=monitor,mode=control \
+-rtc base=utc \
+-no-shutdown \
+-boot strict=on \
+-device virtio-balloon-ccw,id=balloon0,devno=fe.0.0000 \
+-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\
+resourcecontrol=deny \
+-msg timestamp=on
diff --git a/tests/qemuxml2argvdata/s390-default-cpu-tcg-ccw-virtio-4.2.xml b/tests/qemuxml2argvdata/s390-default-cpu-tcg-ccw-virtio-4.2.xml
new file mode 100644
index 0000000000000000000000000000000000000000..c6c92bb08a8fb49d6b41de639ec34f9a86a0a21c
--- /dev/null
+++ b/tests/qemuxml2argvdata/s390-default-cpu-tcg-ccw-virtio-4.2.xml
@@ -0,0 +1,16 @@
+<domain type='qemu'>
+  <name>test</name>
+  <uuid>9aa4b45c-b9dd-45ef-91fe-862b27b4231f</uuid>
+  <memory>262144</memory>
+  <currentMemory>262144</currentMemory>
+  <os>
+    <type arch='s390x' machine='s390-ccw-virtio-4.2'>hvm</type>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-s390x</emulator>
+  </devices>
+</domain>
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index 04029acf7ae6580480fe6a92aec4f2b505e69895..0ef567545877183b75ee20012026362015eafc2d 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -3026,6 +3026,8 @@ mymain(void)
     DO_TEST_CAPS_ARCH_LATEST("ppc64-default-cpu-tcg-pseries-3.1", "ppc64");
     DO_TEST_CAPS_ARCH_LATEST("ppc64-default-cpu-kvm-pseries-4.2", "ppc64");
     DO_TEST_CAPS_ARCH_LATEST("ppc64-default-cpu-tcg-pseries-4.2", "ppc64");
+    DO_TEST_CAPS_ARCH_LATEST("s390-default-cpu-kvm-ccw-virtio-4.2", "s390x");
+    DO_TEST_CAPS_ARCH_LATEST("s390-default-cpu-tcg-ccw-virtio-4.2", "s390x");
 
     if (getenv("LIBVIRT_SKIP_CLEANUP") == NULL)
         virFileDeleteTree(fakerootdir);
diff --git a/tests/qemuxml2xmloutdata/s390-default-cpu-kvm-ccw-virtio-4.2.s390x-latest.xml b/tests/qemuxml2xmloutdata/s390-default-cpu-kvm-ccw-virtio-4.2.s390x-latest.xml
new file mode 100644
index 0000000000000000000000000000000000000000..b35de63ab3831093e8e51467a11fb01ac7c4802d
--- /dev/null
+++ b/tests/qemuxml2xmloutdata/s390-default-cpu-kvm-ccw-virtio-4.2.s390x-latest.xml
@@ -0,0 +1,23 @@
+<domain type='kvm'>
+  <name>test</name>
+  <uuid>9aa4b45c-b9dd-45ef-91fe-862b27b4231f</uuid>
+  <memory unit='KiB'>262144</memory>
+  <currentMemory unit='KiB'>262144</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='s390x' machine='s390-ccw-virtio-4.2'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-s390x</emulator>
+    <controller type='pci' index='0' model='pci-root'/>
+    <memballoon model='virtio'>
+      <address type='ccw' cssid='0xfe' ssid='0x0' devno='0x0000'/>
+    </memballoon>
+    <panic model='s390'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxml2xmloutdata/s390-default-cpu-tcg-ccw-virtio-4.2.s390x-latest.xml b/tests/qemuxml2xmloutdata/s390-default-cpu-tcg-ccw-virtio-4.2.s390x-latest.xml
new file mode 100644
index 0000000000000000000000000000000000000000..55149d4a785181ed6df47fe1a39f42828b92120f
--- /dev/null
+++ b/tests/qemuxml2xmloutdata/s390-default-cpu-tcg-ccw-virtio-4.2.s390x-latest.xml
@@ -0,0 +1,23 @@
+<domain type='qemu'>
+  <name>test</name>
+  <uuid>9aa4b45c-b9dd-45ef-91fe-862b27b4231f</uuid>
+  <memory unit='KiB'>262144</memory>
+  <currentMemory unit='KiB'>262144</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='s390x' machine='s390-ccw-virtio-4.2'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-s390x</emulator>
+    <controller type='pci' index='0' model='pci-root'/>
+    <memballoon model='virtio'>
+      <address type='ccw' cssid='0xfe' ssid='0x0' devno='0x0000'/>
+    </memballoon>
+    <panic model='s390'/>
+  </devices>
+</domain>
diff --git a/tests/qemuxml2xmltest.c b/tests/qemuxml2xmltest.c
index b7a3d66042c17ce53a703e8966fc0ca18d1c9c35..132cc52687335f7622eceb35d9ec26344bf81ee6 100644
--- a/tests/qemuxml2xmltest.c
+++ b/tests/qemuxml2xmltest.c
@@ -1349,6 +1349,8 @@ mymain(void)
     DO_TEST_CAPS_ARCH_LATEST("ppc64-default-cpu-tcg-pseries-3.1", "ppc64");
     DO_TEST_CAPS_ARCH_LATEST("ppc64-default-cpu-kvm-pseries-4.2", "ppc64");
     DO_TEST_CAPS_ARCH_LATEST("ppc64-default-cpu-tcg-pseries-4.2", "ppc64");
+    DO_TEST_CAPS_ARCH_LATEST("s390-default-cpu-kvm-ccw-virtio-4.2", "s390x");
+    DO_TEST_CAPS_ARCH_LATEST("s390-default-cpu-tcg-ccw-virtio-4.2", "s390x");
 
     if (getenv("LIBVIRT_SKIP_CLEANUP") == NULL)
         virFileDeleteTree(fakerootdir);