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diff --git a/testsuite/systemtap.base/kmodule.exp b/testsuite/systemtap.base/kmodule.exp
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+# Simple function to test that systemtap can generate instument a module
+# function, install it, and get some output.
+
+load_lib "stap_run.exp"
+
+set test "kmodule"
+
+proc kmodule_load {} {
+ # force the filesystem to be synced
+ if {[lindex [local_exec "sync" "" "" 100] 0] == 0} {
+ return 0
+ } else {
+ return 1
+ }
+}
+
+# better have a count other than zero to show that probe fired
+set output_string "count = \[0-9\]\[0-9\]*\r\n"
+
+#make sure have ext3 module loaded before trying this
+
+stap_run $srcdir/$subdir/$test.stp kmodule_load $output_string