diff a/Lib/test/eintrdata/eintr_tester.py b/Lib/test/eintrdata/eintr_tester.py
--- a/Lib/test/eintrdata/eintr_tester.py
+++ b/Lib/test/eintrdata/eintr_tester.py
@@ -439,6 +439,10 @@
     def test_poll(self):
         poller = select.poll()

+        throwaway_socket = socket.socket()
+        throwaway_socket.bind(("127.0.0.1", 0))
+        throwaway_socket.listen(1)
+        poller.register(throwaway_socket)
         t0 = time.monotonic()
         poller.poll(self.sleep_time * 1e3)
         dt = time.monotonic() - t0