New.
diff --git a/testsuite/tar/tar-complains-about-missing-file b/testsuite/tar/tar-complains-about-missing-file
new file mode 100644
index 0000000..dd1f2fa
--- /dev/null
+++ b/testsuite/tar/tar-complains-about-missing-file
@@ -0,0 +1,4 @@
+# XFAIL
+touch foo
+tar cf foo.tar foo
+! busybox tar xf foo.tar bar