diff --git a/mlir/test/Interfaces/TilingInterface/tile-using-interface.mlir b/mlir/test/Interfaces/TilingInterface/tile-using-interface.mlir
--- a/mlir/test/Interfaces/TilingInterface/tile-using-interface.mlir
+++ b/mlir/test/Interfaces/TilingInterface/tile-using-interface.mlir
@@ -273,3 +273,17 @@
 //      CHECK:       scf.yield %[[INNER2]]
 //      CHECK:     scf.yield %[[INNER1]]
 //      CHECK:   return %[[OUTER]]
+
+// -----
+
+// CHECK-LABEL: func @linalg_copy_matmul(
+//       CHECK:   scf.for
+//       CHECK:     scf.for
+//       CHECK:       memref.subview
+//       CHECK:       memref.subview
+//       CHECK:       linalg.copy
+func.func @linalg_copy_matmul(%a: memref<?x?xf32>, %b: memref<?x?xf32>) {
+  linalg.copy {__internal_linalg_transform__ = "simple_copy_memref"}
+      ins(%a : memref<?x?xf32>) outs(%b : memref<?x?xf32>)
+  return
+}
diff --git a/mlir/test/lib/Interfaces/TilingInterface/TestTilingInterface.cpp b/mlir/test/lib/Interfaces/TilingInterface/TestTilingInterface.cpp
--- a/mlir/test/lib/Interfaces/TilingInterface/TestTilingInterface.cpp
+++ b/mlir/test/lib/Interfaces/TilingInterface/TestTilingInterface.cpp
@@ -507,7 +507,8 @@
     addPatternForTiling(context, patterns, "pad_inner_tiling", {0, 3});
     // 9. Tiling inner dimension of 2d pad tensor operations.
     addPatternForTiling(context, patterns, "pad_outer_tiling", {2, 3});
-
+    // 10. Tiling M and N dims of `linalg.copy` on memrefs.
+    addPatternForTiling(context, patterns, "simple_copy_memref", {10, 20});
     return;
   }
   if (testTileConsumerAndFuseProducer) {