diff --git a/tools/testing/selftests/lkdtm/config b/tools/testing/selftests/lkdtm/config
index a7a58f885f52a..46f39ee762086 100644
--- a/tools/testing/selftests/lkdtm/config
+++ b/tools/testing/selftests/lkdtm/config
@@ -5,6 +5,7 @@ CONFIG_FORTIFY_SOURCE=y
 CONFIG_HARDENED_USERCOPY=y
 CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT=y
 CONFIG_INIT_ON_ALLOC_DEFAULT_ON=y
+CONFIG_UBSAN=y
 CONFIG_UBSAN_BOUNDS=y
 CONFIG_UBSAN_TRAP=y
 CONFIG_STACKPROTECTOR_STRONG=y