diff --git a/plugins/sudoers/sudoreplay.c b/plugins/sudoers/sudoreplay.c
index 91c64399ee..e3f71f042b 100644
--- a/plugins/sudoers/sudoreplay.c
+++ b/plugins/sudoers/sudoreplay.c
@@ -1162,6 +1162,17 @@ write_output(int fd, int what, void *v)
     }
 
     if (iobuf->off == iobuf->len) {
+	if (iobuf->toread != 0) {
+	    /*
+	     * Record is larger than the I/O buffer, reset the buffer and
+	     * reschedule to write the rest of the record before advancing.
+	     */
+	    iobuf->off = 0;
+	    iobuf->len = 0;
+	    if (sudo_ev_add(NULL, closure->output_ev, NULL, false) == -1)
+		sudo_fatal("%s", U_("unable to add event to queue"));
+	    debug_return;
+	}
 	/* Write complete, go to next timing entry if possible. */
 	switch (get_timing_record(closure)) {
 	case 0: