diff --git a/sys/netinet/tcp_lro.h b/sys/netinet/tcp_lro.h
--- a/sys/netinet/tcp_lro.h
+++ b/sys/netinet/tcp_lro.h
@@ -140,7 +140,7 @@
 	uint16_t		uncompressed;
 	uint16_t		window;
 	uint16_t		timestamp;	/* flag, not a TCP hdr field. */
-	sbintime_t		alloc_time;	/* time when entry was allocated */
+	struct bintime		alloc_time;	/* time when entry was allocated */
 };
 
 LIST_HEAD(lro_head, lro_entry);
@@ -154,7 +154,7 @@
 struct lro_ctrl {
 	struct ifnet	*ifp;
 	struct lro_mbuf_sort *lro_mbuf_data;
-	sbintime_t	lro_last_queue_time;	/* last time data was queued */
+	struct bintime	lro_last_queue_time;	/* last time data was queued */
 	uint64_t	lro_queued;
 	uint64_t	lro_flushed;
 	uint64_t	lro_bad_csum;
diff --git a/sys/netinet/tcp_lro.c b/sys/netinet/tcp_lro.c
--- a/sys/netinet/tcp_lro.c
+++ b/sys/netinet/tcp_lro.c
@@ -562,16 +562,18 @@
 tcp_lro_flush_inactive(struct lro_ctrl *lc, const struct timeval *timeout)
 {
 	struct lro_entry *le, *le_tmp;
-	sbintime_t sbt;
+	uint64_t now, tov;
+	struct bintime bt;
 
 	if (LIST_EMPTY(&lc->lro_active))
 		return;
 
-	/* get timeout time */
-	sbt = getsbinuptime() - tvtosbt(*timeout);
-
+	/* get timeout time and current time in ns */
+	binuptime(&bt);
+	now = bintime2ns(&bt);
+	tov = ((timeout->tv_sec * 1000000000) + (timeout->tv_usec * 1000));
 	LIST_FOREACH_SAFE(le, &lc->lro_active, next, le_tmp) {
-		if (sbt >= le->alloc_time) {
+		if (now >= (bintime2ns(&le->alloc_time) + tov)) {
 			tcp_lro_active_remove(le);
 			tcp_lro_flush(lc, le);
 		}
@@ -610,7 +612,7 @@
 {
 	if (tp->t_logstate != TCP_LOG_STATE_OFF) {
 		union tcp_log_stackspecific log;
-		struct timeval tv;
+		struct timeval tv, btv;
 		uint32_t cts;
 
 		cts = tcp_get_usecs(&tv);
@@ -637,7 +639,8 @@
 		log.u_bbr.cwnd_gain = le->window;
 		log.u_bbr.cur_del_rate = (uintptr_t)m;
 		log.u_bbr.bw_inuse = (uintptr_t)le->m_head;
-		log.u_bbr.flex6 = sbttous(lc->lro_last_queue_time);
+		bintime2timeval(&lc->lro_last_queue_time, &btv);
+		log.u_bbr.flex6 = tcp_tv_to_usectick(&btv);
 		log.u_bbr.flex7 = le->compressed;
 		log.u_bbr.pacing_gain = le->uncompressed;
 		if (in_epoch(net_epoch_preempt))
@@ -1446,7 +1449,7 @@
 	CURVNET_SET(lc->ifp->if_vnet);
 
 	/* get current time */
-	lc->lro_last_queue_time = getsbinuptime();
+	binuptime(&lc->lro_last_queue_time);
 
 	/* sort all mbufs according to stream */
 	tcp_lro_sort(lc->lro_mbuf_data, lc->lro_mbuf_count);
@@ -1739,7 +1742,7 @@
 #endif
 	/* If no hardware or arrival stamp on the packet add timestamp */
 	if ((m->m_flags & (M_TSTMP_LRO | M_TSTMP)) == 0) {
-		m->m_pkthdr.rcv_tstmp = sbttons(lc->lro_last_queue_time);
+		m->m_pkthdr.rcv_tstmp = bintime2ns(&lc->lro_last_queue_time); 
 		m->m_flags |= M_TSTMP_LRO;
 	}
 
@@ -1834,7 +1837,7 @@
 	int error;
 
 	/* get current time */
-	lc->lro_last_queue_time = getsbinuptime();
+	binuptime(&lc->lro_last_queue_time);
 
 	CURVNET_SET(lc->ifp->if_vnet);
 	error = tcp_lro_rx_common(lc, m, csum, true);
diff --git a/sys/sys/time.h b/sys/sys/time.h
--- a/sys/sys/time.h
+++ b/sys/sys/time.h
@@ -286,6 +286,17 @@
 	    (uint32_t)(_bt->frac >> 32)) >> 32;
 }
 
+static __inline uint64_t
+bintime2ns(const struct bintime *_bt)
+{
+	uint64_t ret;
+
+	ret = (uint64_t)(_bt->sec) * (uint64_t)1000000000;
+	ret += (((uint64_t)1000000000 *
+		 (uint32_t)(_bt->frac >> 32)) >> 32);
+	return (ret);
+}
+
 static __inline void
 timespec2bintime(const struct timespec *_ts, struct bintime *_bt)
 {