diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index a9070d00b833..55452e61af31 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -73,6 +73,7 @@ struct mm_struct efi_mm = {
 	MMAP_LOCK_INITIALIZER(efi_mm)
 	.page_table_lock	= __SPIN_LOCK_UNLOCKED(efi_mm.page_table_lock),
 	.mmlist			= LIST_HEAD_INIT(efi_mm.mmlist),
+	.user_ns		= &init_user_ns,
 	.cpu_bitmap		= { [BITS_TO_LONGS(NR_CPUS)] = 0},
 #ifdef CONFIG_SCHED_MM_CID
 	.mm_cid.lock		= __RAW_SPIN_LOCK_UNLOCKED(efi_mm.mm_cid.lock),