diff --git a/tools/testing/selftests/net/tcp_ao/connect-deny.c b/tools/testing/selftests/net/tcp_ao/connect-deny.c
index 1ca78040d8b7..185a2f6e5ff3 100644
--- a/tools/testing/selftests/net/tcp_ao/connect-deny.c
+++ b/tools/testing/selftests/net/tcp_ao/connect-deny.c
@@ -55,7 +55,7 @@ static void try_accept(const char *tst_name, unsigned int port, const char *pwd,
 	err = test_wait_fd(lsk, timeout, 0);
 	if (err == -ETIMEDOUT) {
 		if (!fault(TIMEOUT))
-			test_fail("timeouted for accept()");
+			test_fail("timed out for accept()");
 	} else if (err < 0) {
 		test_error("test_wait_fd()");
 	} else {
diff --git a/tools/testing/selftests/net/tcp_ao/lib/proc.c b/tools/testing/selftests/net/tcp_ao/lib/proc.c
index 2322f4d4676d..2fb6dd8adba6 100644
--- a/tools/testing/selftests/net/tcp_ao/lib/proc.c
+++ b/tools/testing/selftests/net/tcp_ao/lib/proc.c
@@ -227,7 +227,7 @@ void netstat_print_diff(struct netstat *nsa, struct netstat *nsb)
 		}
 
 		if (nsb->counters_nr < nsa->counters_nr)
-			test_error("Unexpected: some counters dissapeared!");
+			test_error("Unexpected: some counters disappeared!");
 
 		for (j = 0, i = 0; i < nsb->counters_nr; i++) {
 			if (strcmp(nsb->counters[i].name, nsa->counters[j].name)) {
@@ -244,7 +244,7 @@ void netstat_print_diff(struct netstat *nsa, struct netstat *nsb)
 			j++;
 		}
 		if (j != nsa->counters_nr)
-			test_error("Unexpected: some counters dissapeared!");
+			test_error("Unexpected: some counters disappeared!");
 
 		nsb = nsb->next;
 		nsa = nsa->next;
diff --git a/tools/testing/selftests/net/tcp_ao/setsockopt-closed.c b/tools/testing/selftests/net/tcp_ao/setsockopt-closed.c
index 7e4601b3f6a3..a329f42f40ce 100644
--- a/tools/testing/selftests/net/tcp_ao/setsockopt-closed.c
+++ b/tools/testing/selftests/net/tcp_ao/setsockopt-closed.c
@@ -427,7 +427,7 @@ static void test_einval_del_key(void)
 
 	sk = prepare_defs(TCP_AO_DEL_KEY, &del);
 	del.set_current = 1;
-	setsockopt_checked(sk, TCP_AO_DEL_KEY, &del, ENOENT, "set non-exising current key");
+	setsockopt_checked(sk, TCP_AO_DEL_KEY, &del, ENOENT, "set non-existing current key");
 
 	sk = prepare_defs(TCP_AO_DEL_KEY, &del);
 	del.set_rnext = 1;
diff --git a/tools/testing/selftests/net/tcp_ao/unsigned-md5.c b/tools/testing/selftests/net/tcp_ao/unsigned-md5.c
index 7cffde02d2be..14addfd46468 100644
--- a/tools/testing/selftests/net/tcp_ao/unsigned-md5.c
+++ b/tools/testing/selftests/net/tcp_ao/unsigned-md5.c
@@ -72,7 +72,7 @@ static void try_accept(const char *tst_name, unsigned int port,
 	err = test_wait_fd(lsk, timeout, 0);
 	if (err == -ETIMEDOUT) {
 		if (!fault(TIMEOUT))
-			test_fail("timeouted for accept()");
+			test_fail("timed out for accept()");
 	} else if (err < 0) {
 		test_error("test_wait_fd()");
 	} else {