diff --git a/net/core/filter.c b/net/core/filter.c
index 0d5d5a17acb2..d6fafb3633b0 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -4155,7 +4155,8 @@ static int bpf_xdp_frags_increase_tail(struct xdp_buff *xdp, int offset)
 	if (!rxq->frag_size || rxq->frag_size > xdp->frame_sz)
 		return -EOPNOTSUPP;
 
-	tailroom = rxq->frag_size - skb_frag_size(frag) - skb_frag_off(frag);
+	tailroom = rxq->frag_size - skb_frag_size(frag) -
+		   skb_frag_off(frag) % rxq->frag_size;
 	if (unlikely(offset > tailroom))
 		return -EINVAL;