fix validation error for large im2col

Author: jeffbolznv

ggml/src/ggml-vulkan/ggml-vulkan.cpp

@@ -8620,6 +8620,10 @@ static void ggml_vk_op_f32(ggml_backend_vk_context * ctx, vk_context& subctx, co
 
         ggml_vk_dispatch_pipeline(ctx, subctx, pipeline, { vk_subbuffer{ d_X, x_buf_offset, x_sz }, vk_subbuffer{ d_Y, y_buf_offset, y_sz }, subbuf_z, vk_subbuffer{ d_D, d_buf_offset, d_sz } }, pc, elements);
     } else if (op == GGML_OP_IM2COL || op == GGML_OP_IM2COL_3D) {
+        if (ctx->device->shader_int64 && ctx->device->buffer_device_address) {
+            // buffer device address path doesn't use dst buffer
+            d_sz = 1;
+        }
         // im2col uses only src1 and dst buffers
         ggml_vk_dispatch_pipeline(ctx, subctx, pipeline, { vk_subbuffer{ d_Y, y_buf_offset, y_sz }, vk_subbuffer{ d_D, d_buf_offset, d_sz } }, pc, elements);
     } else if (op == GGML_OP_COUNT_EQUAL) {