diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 291ebc2..ea89073 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -591,7 +591,11 @@ static int rawv6_push_pending_frames(struct sock *sk, struct flowi6 *fl6,
 	}
 
 	offset += skb_transport_offset(skb);
-	BUG_ON(skb_copy_bits(skb, offset, &csum, 2));
+	err = skb_copy_bits(skb, offset, &csum, 2);
+	if (err < 0) {
+		ip6_flush_pending_frames(sk);
+		goto out;
+	}
 
 	/* in case cksum was not initialized */
 	if (unlikely(csum))