diff --git a/tools/regression/poll/pipepoll.c b/tools/regression/poll/pipepoll.c
index 5ca064bf6bf3..43bf03659330 100644
--- a/tools/regression/poll/pipepoll.c
+++ b/tools/regression/poll/pipepoll.c
@@ -1,5 +1,6 @@
 /* $FreeBSD$ */
 
+#include <sys/event.h>
 #include <sys/poll.h>
 #include <sys/socket.h>
 #include <sys/stat.h>
@@ -202,6 +203,31 @@ child(int fd, int num)
 		if ((res = poll(&pfd, 1, 0)) < 0)
 			err(1, "poll");
 		report(num++, "6b", POLLHUP, pfd.revents, res, 1);
+
+		int kq = kqueue();
+
+		struct kevent kev;
+		EV_SET(&kev, fd2, EVFILT_READ, EV_ADD, 0, 0, 0);
+		if (kevent(kq, &kev, 1, NULL, 0, NULL) < 0) {
+			err(1, "kevent");
+		}
+
+		int n;
+		struct timespec ts = { 0, 0 };
+		if ((n = kevent(kq, NULL, 0, &kev, 1, &ts)) < 0) {
+			err(1, "kevent");
+		}
+		for (int i = 0; i < n; ++i) {
+			fprintf(stderr, "got event: %d\n", (int)kev.filter);
+			fprintf(stderr, " fd: %d\n", (int)kev.ident);
+			fprintf(stderr, " data: %d\n", (int)kev.data);
+			fprintf(stderr, " flags: %x\n", (unsigned)kev.flags);
+			fprintf(stderr, " fflags: %x\n", (unsigned)kev.fflags);
+		}
+		if (n == 0) {
+			fprintf(stderr, "got no events\n");
+		}
+
 		pfd.fd = fd;
 		if ((res = poll(&pfd, 1, 0)) < 0)
 			err(1, "poll");