diff --git a/sys/net/bpf.c b/sys/net/bpf.c
--- a/sys/net/bpf.c
+++ b/sys/net/bpf.c
@@ -2171,7 +2171,6 @@
 void
 bpf_tap(struct bpf_if *bp, u_char *pkt, u_int pktlen)
 {
-	struct epoch_tracker et;
 	struct bintime bt;
 	struct bpf_d *d;
 #ifdef BPF_JITTER
@@ -2180,8 +2179,9 @@
 	u_int slen;
 	int gottime;
 
+	NET_EPOCH_ASSERT();
+
 	gottime = BPF_TSTAMP_NONE;
-	NET_EPOCH_ENTER(et);
 	CK_LIST_FOREACH(d, &bp->bif_dlist, bd_next) {
 		counter_u64_add(d->bd_rcount, 1);
 		/*
@@ -2214,7 +2214,6 @@
 			BPFD_UNLOCK(d);
 		}
 	}
-	NET_EPOCH_EXIT(et);
 }
 
 void
@@ -2231,7 +2230,6 @@
 void
 bpf_mtap(struct bpf_if *bp, struct mbuf *m)
 {
-	struct epoch_tracker et;
 	struct bintime bt;
 	struct bpf_d *d;
 #ifdef BPF_JITTER
@@ -2240,6 +2238,8 @@
 	u_int pktlen, slen;
 	int gottime;
 
+	NET_EPOCH_ASSERT();
+
 	/* Skip outgoing duplicate packets. */
 	if ((m->m_flags & M_PROMISC) != 0 && m_rcvif(m) == NULL) {
 		m->m_flags &= ~M_PROMISC;
@@ -2249,7 +2249,6 @@
 	pktlen = m_length(m, NULL);
 	gottime = BPF_TSTAMP_NONE;
 
-	NET_EPOCH_ENTER(et);
 	CK_LIST_FOREACH(d, &bp->bif_dlist, bd_next) {
 		if (bpf_chkdir(d, m))
 			continue;
@@ -2277,7 +2276,6 @@
 			BPFD_UNLOCK(d);
 		}
 	}
-	NET_EPOCH_EXIT(et);
 }
 
 void
@@ -2296,13 +2294,14 @@
 void
 bpf_mtap2(struct bpf_if *bp, void *data, u_int dlen, struct mbuf *m)
 {
-	struct epoch_tracker et;
 	struct bintime bt;
 	struct mbuf mb;
 	struct bpf_d *d;
 	u_int pktlen, slen;
 	int gottime;
 
+	NET_EPOCH_ASSERT();
+
 	/* Skip outgoing duplicate packets. */
 	if ((m->m_flags & M_PROMISC) != 0 && m->m_pkthdr.rcvif == NULL) {
 		m->m_flags &= ~M_PROMISC;
@@ -2323,7 +2322,6 @@
 
 	gottime = BPF_TSTAMP_NONE;
 
-	NET_EPOCH_ENTER(et);
 	CK_LIST_FOREACH(d, &bp->bif_dlist, bd_next) {
 		if (bpf_chkdir(d, m))
 			continue;
@@ -2343,7 +2341,6 @@
 			BPFD_UNLOCK(d);
 		}
 	}
-	NET_EPOCH_EXIT(et);
 }
 
 void