diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index d808096f5ab17..77a1134aec903 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -5729,6 +5729,9 @@ static int sctp_getsockopt_peeloff_common(struct sock *sk, sctp_peeloff_arg_t *p
 	/* Map the socket to an unused fd that can be returned to the user.  */
 	retval = get_unused_fd_flags(flags & SOCK_CLOEXEC);
 	if (retval < 0) {
+		WARN(newsock->ops->release == inet6_release &&
+		     inet6_sk(newsock->sk)->ipv6_mc_list,
+		     "family is %d %d", sk->sk_family, newsock->sk->sk_family);
 		sock_release(newsock);
 		goto out;
 	}