diff --git a/sys/netinet/tcp_syncache.c b/sys/netinet/tcp_syncache.c
index 725d821e4bca..2eba51d64269 100644
--- a/sys/netinet/tcp_syncache.c
+++ b/sys/netinet/tcp_syncache.c
@@ -120,6 +120,14 @@ SYSCTL_INT(_net_inet_tcp, OID_AUTO, syncookies_only, CTLFLAG_VNET | CTLFLAG_RW,
     &VNET_NAME(tcp_syncookiesonly), 0,
     "Use only TCP SYN cookies");
 
+static VNET_DEFINE(int, functions_inherit_listen_socket_stack) = 1;
+#define V_functions_inherit_listen_socket_stack \
+    VNET(functions_inherit_listen_socket_stack)
+SYSCTL_INT(_net_inet_tcp, OID_AUTO, functions_inherit_listen_socket_stack,
+    CTLFLAG_VNET | CTLFLAG_RW,
+    &VNET_NAME(functions_inherit_listen_socket_stack), 0,
+    "Inherit listen socket's stack");
+
 #ifdef TCP_OFFLOAD
 #define ADDED_BY_TOE(sc) ((sc)->sc_tod != NULL)
 #endif
@@ -830,7 +838,7 @@ syncache_socket(struct syncache *sc, struct socket *lso, struct mbuf *m)
 	tcp_rcvseqinit(tp);
 	tcp_sendseqinit(tp);
 	blk = sototcpcb(lso)->t_fb;
-	if (blk != tp->t_fb) {
+	if (V_functions_inherit_listen_socket_stack && blk != tp->t_fb) {
 		/*
 		 * Our parents t_fb was not the default,
 		 * we need to release our ref on tp->t_fb and