diff --git a/mm/Kconfig b/mm/Kconfig
index 21950a696d8..ddeaf1d41b4 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -222,7 +222,7 @@ config MM_UBSAN_OPTION
 config MM_UBSAN_TRAP_ON_ERROR
 	bool "Enable UBSan trap on error to crash immediately"
 	depends on MM_UBSAN
-	default y
+	default n
 	---help---
 		The undefined instruction trap should cause your program to crash,
 		save the code space significantly.