diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 85ffa488dfb5..fb70e9b6fa67 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -5,6 +5,9 @@
 
 CFLAGS_ptrace.o		+= -DUTS_MACHINE='"$(UTS_MACHINE)"'
 
+# Disable clang warning for using setjmp without setjmp.h header
+CFLAGS_crash.o		+= $(call cc-disable-warning, builtin-requires-header)
+
 subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
 
 ifdef CONFIG_PPC64
diff --git a/arch/powerpc/xmon/Makefile b/arch/powerpc/xmon/Makefile
index 93cc1f1b8b61..9d7d8e6d705c 100644
--- a/arch/powerpc/xmon/Makefile
+++ b/arch/powerpc/xmon/Makefile
@@ -1,7 +1,10 @@
 # SPDX-License-Identifier: GPL-2.0
 # Makefile for xmon
 
-subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
+# Disable clang warning for using setjmp without setjmp.h header
+subdir-ccflags-y := $(call cc-disable-warning, builtin-requires-header)
+
+subdir-ccflags-$(CONFIG_PPC_WERROR) += -Werror
 
 GCOV_PROFILE := n
 UBSAN_SANITIZE := n