--- zzzz-none-000/linux-4.9.276/net/l2tp/l2tp_ip6.c	2021-07-20 14:21:16.000000000 +0000
+++ falcon-5530-750/linux-4.9.276/net/l2tp/l2tp_ip6.c	2023-04-05 08:19:02.000000000 +0000
@@ -537,6 +537,7 @@
 	memset(&fl6, 0, sizeof(fl6));
 
 	fl6.flowi6_mark = sk->sk_mark;
+	fl6.flowi6_uid = sk->sk_uid;
 
 	ipc6.hlimit = -1;
 	ipc6.tclass = -1;