tree: https://git.kernel.org/pub/scm/linux/kernel/git/efi/efi.git next head: 4eb8320bd1aaa7e69d039f2c251735e3ef0b9a38 commit: cf6b83664895a5c7e97710df282e220bd047f0f5 [2/33] efi/libstub: Make initrd file loader configurable reproduce: # apt-get install sparse # sparse version: v0.6.1-191-gc51a0382-dirty git checkout cf6b83664895a5c7e97710df282e220bd047f0f5 make ARCH=x86_64 allmodconfig make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) drivers/firmware/efi/libstub/x86-stub.c:225:37: sparse: sparse: invalid initializer >> drivers/firmware/efi/libstub/efistub.h:680:44: sparse: sparse: incorrect type in argument 2 (different type sizes) @@ expected unsigned short const [usertype] *optstr @@ got ype] *optstr @@ >> drivers/firmware/efi/libstub/efistub.h:680:44: sparse: expected unsigned short const [usertype] *optstr >> drivers/firmware/efi/libstub/efistub.h:680:44: sparse: got char * vim +680 drivers/firmware/efi/libstub/efistub.h 670 671 static inline efi_status_t efi_load_initrd(efi_loaded_image_t *image, 672 unsigned long *load_addr, 673 unsigned long *load_size, 674 unsigned long soft_limit, 675 unsigned long hard_limit) 676 { 677 if (!IS_ENABLED(CONFIG_EFI_GENERIC_STUB_INITRD_CMDLINE_LOADER)) 678 return EFI_SUCCESS; 679 > 680 return handle_cmdline_files(image, L"initrd=", sizeof(L"initrd=") - 2, 681 soft_limit, hard_limit, load_addr, load_size); 682 } 683 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx