diff --git a/arch/s390/kernel/nmi.c b/arch/s390/kernel/nmi.c
index a50f2ff1b00e8..383b4799b6dd3 100644
--- a/arch/s390/kernel/nmi.c
+++ b/arch/s390/kernel/nmi.c
@@ -62,7 +62,7 @@ static inline unsigned long nmi_get_mcesa_size(void)
  * The structure is required for machine check happening early in
  * the boot process.
  */
-static struct mcesa boot_mcesa __initdata __aligned(MCESA_MAX_SIZE);
+static struct mcesa boot_mcesa __aligned(MCESA_MAX_SIZE);
 
 void __init nmi_alloc_boot_cpu(struct lowcore *lc)
 {
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 6b1a8697fae8d..4dfe37b068898 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -484,6 +484,7 @@ static void __init setup_lowcore_dat_off(void)
 	put_abs_lowcore(restart_data, lc->restart_data);
 	put_abs_lowcore(restart_source, lc->restart_source);
 	put_abs_lowcore(restart_psw, lc->restart_psw);
+	put_abs_lowcore(mcesad, lc->mcesad);
 
 	lc->spinlock_lockval = arch_spin_lockval(0);
 	lc->spinlock_index = 0;