Replace this with patch-zu-format-v1.patch . diff -up ./drivers/firmware/efi/efi.c.zu2 ./drivers/firmware/efi/efi.c --- ./drivers/firmware/efi/efi.c.zu2 2018-10-05 05:18:19.000000000 +0900 +++ ./drivers/firmware/efi/efi.c 2018-10-30 20:30:38.000000000 +0900 @@ -277,7 +277,7 @@ int __init efi_mem_desc_lookup(u64 phys_ map->nr_map * map->desc_size); if (!memmap) { pr_err_once("early_memremap(%#llx, %zu) failed.\n", - (unsigned long long) map->phys_map, map->nr_map * map->desc_size); + (unsigned long long) map->phys_map, (size_t) (map->nr_map * map->desc_size)); return -ENOMEM; } diff -up ./drivers/target/target_core_user.c.zu2 ./drivers/target/target_core_user.c