diff --git a/mlir/lib/Conversion/GPUCommon/GPUToLLVMConversion.cpp b/mlir/lib/Conversion/GPUCommon/GPUToLLVMConversion.cpp
--- a/mlir/lib/Conversion/GPUCommon/GPUToLLVMConversion.cpp
+++ b/mlir/lib/Conversion/GPUCommon/GPUToLLVMConversion.cpp
@@ -752,10 +752,10 @@
   auto kernelParams = generateParamsArray(launchOp, operands, rewriter);
   auto nullpointer = rewriter.create<LLVM::NullOp>(loc, llvmPointerPointerType);
   launchKernelCallBuilder.create(loc, rewriter,
-                                 {function.getResult(0), launchOp.gridSizeX(),
-                                  launchOp.gridSizeY(), launchOp.gridSizeZ(),
-                                  launchOp.blockSizeX(), launchOp.blockSizeY(),
-                                  launchOp.blockSizeZ(),
+                                 {function.getResult(0), adaptor.gridSizeX(),
+                                  adaptor.gridSizeY(), adaptor.gridSizeZ(),
+                                  adaptor.blockSizeX(), adaptor.blockSizeY(),
+                                  adaptor.blockSizeZ(),
                                   /*sharedMemBytes=*/zero, stream, kernelParams,
                                   /*extra=*/nullpointer});