diff --git a/Lib/test/test_threading.py b/Lib/test/test_threading.py
index 1653d36..86c953f 100644
--- a/Lib/test/test_threading.py
+++ b/Lib/test/test_threading.py
@@ -700,6 +700,49 @@
         output = "end of worker thread\nend of main thread\n"
         self.assertScriptHasOutput(script, output)
 
+    @unittest.skipIf(sys.platform in platforms_to_skip, "due to known OS bug")
+    def test_6_daemon_threads(self):
+        # Check that a daemon thread cannot crash the interpreter on shutdown
+        # by manipulating internal structures that are being disposed of in
+        # the main thread.
+        script = """if True:
+            import os
+            import random
+            import sys
+            import time
+            import threading
+
+            thread_has_run = set()
+
+            def random_io():
+                '''Loop for a while sleeping random tiny amounts and doing some I/O.'''
+                while True:
+                    in_f = open(os.__file__, 'rb')
+                    stuff = in_f.read(200)
+                    null_f = open(os.devnull, 'wb')
+                    null_f.write(stuff)
+                    time.sleep(random.random() / 1995)
+                    null_f.close()
+                    in_f.close()
+                    thread_has_run.add(threading.current_thread())
+
+            def main():
+                count = 0
+                for _ in range(40):
+                    new_thread = threading.Thread(target=random_io)
+                    new_thread.daemon = True
+                    new_thread.start()
+                    count += 1
+                while len(thread_has_run) < count:
+                    time.sleep(0.001)
+                # Trigger process shutdown
+                sys.exit(0)
+
+            main()
+            """
+        rc, out, err = assert_python_ok('-c', script)
+        self.assertFalse(err)
+
     @unittest.skipUnless(hasattr(os, 'fork'), "needs os.fork()")
     @unittest.skipIf(sys.platform in platforms_to_skip, "due to known OS bug")
     def test_reinit_tls_after_fork(self):