From 3bbf2d7e66df9c28965dcdf7f073d36462e82183 Mon Sep 17 00:00:00 2001
From: wanghuancoder <wanghuancoder@163.com>
Date: Thu, 3 Jun 2021 10:31:52 +0800
Subject: [PATCH] linear use matmul bug not matmul_v2 (#33286)

---
 python/paddle/nn/functional/common.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/python/paddle/nn/functional/common.py b/python/paddle/nn/functional/common.py
index e7e36ca7a3a..57ce6c78e95 100644
--- a/python/paddle/nn/functional/common.py
+++ b/python/paddle/nn/functional/common.py
@@ -1446,7 +1446,9 @@ def linear(x, weight, bias=None, name=None):
           #     [2.1077576  2.1077576  2.1077576  2.1077576 ]]
     """
     if in_dygraph_mode():
-        pre_bias = core.ops.matmul_v2(x, weight)
+        pre_bias = _varbase_creator(dtype=x.dtype)
+        core.ops.matmul(x, weight, pre_bias, 'transpose_X', False,
+                        'transpose_Y', False, "alpha", 1)
 
         if bias is None:
             return pre_bias
-- 
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