diff --git a/tests/mkfs-tests/018-multidevice-overflow/test.sh b/tests/mkfs-tests/018-multidevice-overflow/test.sh
new file mode 100755
index 00000000..6c2f4dba
--- /dev/null
+++ b/tests/mkfs-tests/018-multidevice-overflow/test.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+# test if mkfs.btrfs will create file systems that overflow total_bytes
+
+source "$TEST_TOP/common"
+
+check_prereq mkfs.btrfs
+check_prereq btrfs
+
+setup_root_helper
+prepare_test_dev
+
+# create a temporary btrfs filesystem for the images to make sure the
+# exabyte-scale files will be reliably created
+run_check_mkfs_test_dev
+run_check_mount_test_dev
+
+run_check $SUDO_HELPER truncate -s 6E "$TEST_MNT/img1"
+run_check $SUDO_HELPER truncate -s 6E "$TEST_MNT/img2"
+run_check $SUDO_HELPER truncate -s 6E "$TEST_MNT/img3"
+
+run_mustfail "mkfs for too-large images" \
+	$SUDO_HELPER "$TOP/mkfs.btrfs" -f "$TEST_MNT"/img[123]
+
+run_check_umount_test_dev