Index: kern/kern_event.c
===================================================================
RCS file: /cvsroot/src/sys/kern/kern_event.c,v
retrieving revision 1.104.4.1
diff -u -p -r1.104.4.1 kern_event.c
--- kern/kern_event.c	4 Feb 2021 16:57:25 -0000	1.104.4.1
+++ kern/kern_event.c	7 Feb 2021 14:55:52 -0000
@@ -1399,9 +1399,11 @@ relock:
 		/* XXXAD should be got from f_event if !oneshot. */
 		*kevp++ = kn->kn_kevent;
 		nkev++;
+		influx = 1;
 		if (kn->kn_flags & EV_ONESHOT) {
 			/* delete ONESHOT events after retrieval */
 			kn->kn_status &= ~KN_BUSY;
+			kq->kq_count--;
 			mutex_spin_exit(&kq->kq_lock);
 			knote_detach(kn, fdp, true);
 			mutex_enter(&fdp->fd_lock);