Disable flaky  //third_party/tensorflow/python/data/kernel_tests:prefetch_test

PiperOrigin-RevId: 447517800
diff --git a/tensorflow/python/data/kernel_tests/BUILD b/tensorflow/python/data/kernel_tests/BUILD
index 9eeb632..879ebf7 100644
--- a/tensorflow/python/data/kernel_tests/BUILD
+++ b/tensorflow/python/data/kernel_tests/BUILD
@@ -707,6 +707,9 @@
     name = "prefetch_test",
     size = "small",
     srcs = ["prefetch_test.py"],
+    tags = [
+        "noasan",  # TODO(b/231979296)
+    ],
     deps = [
         ":checkpoint_test_base",
         ":test_base",