diff --git a/sys/netinet/in_pcb.c b/sys/netinet/in_pcb.c
--- a/sys/netinet/in_pcb.c
+++ b/sys/netinet/in_pcb.c
@@ -715,7 +715,7 @@
 	 * the pcbinfo isn't required.
 	 */
 	INP_LOCK_ASSERT(inp);
-	INP_HASH_LOCK_ASSERT(pcbinfo);
+	INP_HASH_WLOCK_ASSERT(pcbinfo);
 
 	if (inp->inp_flags & INP_HIGHPORT) {
 		first = V_ipport_hifirstauto;	/* sysctl */
@@ -923,7 +923,7 @@
 	 * No state changes, so read locks are sufficient here.
 	 */
 	INP_LOCK_ASSERT(inp);
-	INP_HASH_LOCK_ASSERT(pcbinfo);
+	INP_HASH_WLOCK_ASSERT(pcbinfo);
 
 	laddr.s_addr = *laddrp;
 	if (nam != NULL && laddr.s_addr != INADDR_ANY)
@@ -1349,7 +1349,7 @@
 	 */
 	NET_EPOCH_ASSERT();
 	INP_LOCK_ASSERT(inp);
-	INP_HASH_LOCK_ASSERT(inp->inp_pcbinfo);
+	INP_HASH_WLOCK_ASSERT(inp->inp_pcbinfo);
 
 	if (oinpp != NULL)
 		*oinpp = NULL;
@@ -2045,7 +2045,7 @@
 
 	KASSERT((lookupflags & ~(INPLOOKUP_WILDCARD)) == 0,
 	    ("%s: invalid lookup flags %d", __func__, lookupflags));
-	INP_HASH_LOCK_ASSERT(pcbinfo);
+	INP_HASH_WLOCK_ASSERT(pcbinfo);
 
 	if ((lookupflags & INPLOOKUP_WILDCARD) == 0) {
 		struct inpcbhead *head;
diff --git a/sys/netinet6/in6_pcb.c b/sys/netinet6/in6_pcb.c
--- a/sys/netinet6/in6_pcb.c
+++ b/sys/netinet6/in6_pcb.c
@@ -731,7 +731,7 @@
 	KASSERT((lookupflags & ~(INPLOOKUP_WILDCARD)) == 0,
 	    ("%s: invalid lookup flags %d", __func__, lookupflags));
 
-	INP_HASH_LOCK_ASSERT(pcbinfo);
+	INP_HASH_WLOCK_ASSERT(pcbinfo);
 
 	if ((lookupflags & INPLOOKUP_WILDCARD) == 0) {
 		struct inpcbhead *head;