diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index da5601d13a7f092050d52ed63fb26637eb28c474..d9c7869312c17b1896b4955682d78b640eabcb22 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -660,8 +660,8 @@ static void netlink_queue_mmaped_skb(struct sock *sk, struct sk_buff *skb)
 	hdr->nm_len	= skb->len;
 	hdr->nm_group	= NETLINK_CB(skb).dst_group;
 	hdr->nm_pid	= NETLINK_CB(skb).creds.pid;
-	hdr->nm_uid	= NETLINK_CB(skb).creds.uid;
-	hdr->nm_gid	= NETLINK_CB(skb).creds.gid;
+	hdr->nm_uid	= from_kuid(sk_user_ns(sk), NETLINK_CB(skb).creds.uid);
+	hdr->nm_gid	= from_kgid(sk_user_ns(sk), NETLINK_CB(skb).creds.gid);
 	netlink_frame_flush_dcache(hdr);
 	netlink_set_status(hdr, NL_MMAP_STATUS_VALID);
 
@@ -690,8 +690,8 @@ static void netlink_ring_set_copied(struct sock *sk, struct sk_buff *skb)
 	hdr->nm_len	= skb->len;
 	hdr->nm_group	= NETLINK_CB(skb).dst_group;
 	hdr->nm_pid	= NETLINK_CB(skb).creds.pid;
-	hdr->nm_uid	= NETLINK_CB(skb).creds.uid;
-	hdr->nm_gid	= NETLINK_CB(skb).creds.gid;
+	hdr->nm_uid	= from_kuid(sk_user_ns(sk), NETLINK_CB(skb).creds.uid);
+	hdr->nm_gid	= from_kgid(sk_user_ns(sk), NETLINK_CB(skb).creds.gid);
 	netlink_set_status(hdr, NL_MMAP_STATUS_COPY);
 }