Index: if_loop.c
===================================================================
RCS file: /cvs/src/sys/net/if_loop.c,v
diff -u -p -r1.100 if_loop.c
--- if_loop.c	2 Mar 2025 21:28:31 -0000	1.100
+++ if_loop.c	5 May 2025 09:37:03 -0000
@@ -192,6 +192,8 @@ loop_clone_create(struct if_clone *ifc, 
 		rtable_l2set(0, 0, ifp->if_index);
 	} else
 		if_attach(ifp);
+	if_attach_queues(ifp, min(ncpus, 4));
+	if_attach_iqueues(ifp, min(ncpus, 4));
 	if_alloc_sadl(ifp);
 #if NBPFILTER > 0
 	bpfattach(&ifp->if_bpf, ifp, DLT_LOOP, sizeof(u_int32_t));
Index: if.c
===================================================================
RCS file: /cvs/src/sys/net/if.c,v
diff -u -p -r1.731 if.c
--- if.c	1 May 2025 11:19:46 -0000	1.731
+++ if.c	5 May 2025 09:37:04 -0000
@@ -809,7 +809,7 @@ if_input_local(struct ifnet *ifp, struct
 	 */
 	keepcksum = m->m_pkthdr.csum_flags & (M_IPV4_CSUM_OUT |
 	    M_TCP_CSUM_OUT | M_UDP_CSUM_OUT | M_ICMP_CSUM_OUT |
-	    M_TCP_TSO);
+	    M_TCP_TSO | M_FLOWID);
 	keepmss = m->m_pkthdr.ph_mss;
 	m_resethdr(m);
 	m->m_flags |= M_LOOP | keepflags;