diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index 66eefe1919a4..92fb20777bb0 100644
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -508,6 +508,7 @@ void cpu_reset(void)
 				      "add	%2, %2, %7\n\t"
 				      "addi	%0, %0, -1\n\t"
 				      "bnez	%0, 1b\n\t"
+				      "isync\n\t"
 				      /* Jump to identity mapping */
 				      "jx	%3\n"
 				      "2:\n\t"