diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 78b89fa337ee33f303241f8c4c5e276628e3051c..f3d751a342f00266f2604c0b4367abb9e8fa4958 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -106,6 +106,10 @@ config NO_IOPORT_MAP
 config STACKTRACE_SUPPORT
 	def_bool y
 
+config ILLEGAL_POINTER_VALUE
+	hex
+	default 0xdead000000000000
+
 config LOCKDEP_SUPPORT
 	def_bool y