diff --git a/test/stages_tests/kernel-cmdline/a.json b/test/stages_tests/kernel-cmdline/a.json
new file mode 100644
index 00000000..61dfe7d9
--- /dev/null
+++ b/test/stages_tests/kernel-cmdline/a.json
@@ -0,0 +1,29 @@
+{
+  "build": {
+    "pipeline": {
+      "stages": [
+        {
+          "name": "org.osbuild.dnf",
+          "options": {
+            "releasever": "30",
+            "basearch": "x86_64",
+            "install_weak_deps": false,
+            "repos": [
+              "sha256:9f596e18f585bee30ac41c11fb11a83ed6b11d5b341c1cb56ca4015d7717cb97"
+            ],
+            "packages": [
+              "dnf"
+            ]
+          }
+        }
+      ]
+    },
+    "runner": "org.osbuild.fedora30"
+  },
+  "stages": [
+    {
+      "name": "org.osbuild.kernel-cmdline",
+      "options": {}
+    }
+  ]
+}
diff --git a/test/stages_tests/kernel-cmdline/b.json b/test/stages_tests/kernel-cmdline/b.json
new file mode 100644
index 00000000..de43f4de
--- /dev/null
+++ b/test/stages_tests/kernel-cmdline/b.json
@@ -0,0 +1,32 @@
+{
+  "build": {
+    "pipeline": {
+      "stages": [
+        {
+          "name": "org.osbuild.dnf",
+          "options": {
+            "releasever": "30",
+            "basearch": "x86_64",
+            "install_weak_deps": false,
+            "repos": [
+              "sha256:9f596e18f585bee30ac41c11fb11a83ed6b11d5b341c1cb56ca4015d7717cb97"
+            ],
+            "packages": [
+              "dnf"
+            ]
+          }
+        }
+      ]
+    },
+    "runner": "org.osbuild.fedora30"
+  },
+  "stages": [
+    {
+      "name": "org.osbuild.kernel-cmdline",
+      "options": {
+        "root_fs_uuid": "76a22bf4-f153-4541-b6c7-0332c0dfaeac",
+        "kernel_opts": "net.ifnames=0 crashkernel=auto"
+      }
+    }
+  ]
+}
diff --git a/test/stages_tests/kernel-cmdline/diff.json b/test/stages_tests/kernel-cmdline/diff.json
new file mode 100644
index 00000000..6f88ddac
--- /dev/null
+++ b/test/stages_tests/kernel-cmdline/diff.json
@@ -0,0 +1,12 @@
+{
+  "added_files": [],
+  "deleted_files": [],
+  "differences": {
+    "/etc/kernel/cmdline": {
+      "content": [
+        "sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
+        "sha256:f8636596eb6b9046fa1578df931790da5a8f6a8630749e3616c2d9adf45f9633"
+      ]
+    }
+  }
+}