diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index a2163d972b81..43f9e4a91972 100644
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -757,7 +757,7 @@ static void smp_send_all_cpu_backtrace(void)
 	}
 
 	clear_bit(0, &backtrace_flag);
-	smp_mb__after_clear_bit();
+	smp_mb__after_atomic();
 }
 
 /*