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diff --git a/sys/kern/vfs_aio.c b/sys/kern/vfs_aio.c
--- a/sys/kern/vfs_aio.c
+++ b/sys/kern/vfs_aio.c
@@ -2246,6 +2246,7 @@
lj->lioj_flags = 0;
lj->lioj_count = 0;
lj->lioj_finished_count = 0;
+ lj->lioj_signal.sigev_notify = SIGEV_NONE;
knlist_init_mtx(&lj->klist, AIO_MTX(ki));
ksiginfo_init(&lj->lioj_ksi);
diff --git a/tests/sys/aio/lio_test.c b/tests/sys/aio/lio_test.c
--- a/tests/sys/aio/lio_test.c
+++ b/tests/sys/aio/lio_test.c
@@ -133,6 +133,15 @@
ATF_REQUIRE_EQ(0, lio_listio(LIO_WAIT, &list, 0, NULL));
}
+/* With LIO_NOWAIT, an empty lio_listio should return immediately */
+ATF_TC_WITHOUT_HEAD(lio_listio_empty_nowait);
+ATF_TC_BODY(lio_listio_empty_nowait, tc)
+{
+ struct aiocb *list = NULL;
+
+ ATF_REQUIRE_EQ(0, lio_listio(LIO_NOWAIT, &list, 0, NULL));
+}
+
/*
* With LIO_NOWAIT, an empty lio_listio should send completion notification
* immediately
@@ -253,6 +262,7 @@
{
ATF_TP_ADD_TC(tp, lio_listio_eagain_kevent);
+ ATF_TP_ADD_TC(tp, lio_listio_empty_nowait);
ATF_TP_ADD_TC(tp, lio_listio_empty_nowait_kevent);
ATF_TP_ADD_TC(tp, lio_listio_empty_nowait_signal);
ATF_TP_ADD_TC(tp, lio_listio_empty_nowait_thread);

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