diff --git a/src/runtime/vm/vm.cc b/src/runtime/vm/vm.cc
index af3a86cac17f..fedbbe9bb083 100644
--- a/src/runtime/vm/vm.cc
+++ b/src/runtime/vm/vm.cc
@@ -175,7 +175,7 @@ Instruction& Instruction::operator=(const Instruction& instr) {
       this->result = instr.result;
       return *this;
     case Opcode::AllocTensor:
-      this->alloc_tensor.storage = this->alloc_tensor.storage;
+      this->alloc_tensor.storage = instr.alloc_tensor.storage;
       this->alloc_tensor.ndim = instr.alloc_tensor.ndim;
       this->alloc_tensor.shape = Duplicate<int64_t>(instr.alloc_tensor.shape,
                                                     instr.alloc_tensor.ndim);