diff --git a/[refs] b/[refs]
index ed811b92ccb4..41532e567f6f 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e49cc0da7283088c5e03d475ffe2fdcb24a6d5b1
+refs/heads/master: 1ca7ee30630e1022dbcf1b51be20580815ffab73
diff --git a/trunk/net/ipv4/tcp_input.c b/trunk/net/ipv4/tcp_input.c
index cfa2aa128342..b224eb8bce8b 100644
--- a/trunk/net/ipv4/tcp_input.c
+++ b/trunk/net/ipv4/tcp_input.c
@@ -4555,6 +4555,11 @@ static bool tcp_try_coalesce(struct sock *sk,
 
 	if (tcp_hdr(from)->fin)
 		return false;
+
+	/* Its possible this segment overlaps with prior segment in queue */
+	if (TCP_SKB_CB(from)->seq != TCP_SKB_CB(to)->end_seq)
+		return false;
+
 	if (!skb_try_coalesce(to, from, fragstolen, &delta))
 		return false;