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Date: Wed, 21 Sep 2022 12:30:19 +0800
From: kernel test robot <lkp@...el.com>
To: Ard Biesheuvel <ardb@...nel.org>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [ardb:for-kernelci 18/21] drivers/firmware/efi/efi.c:684:21: sparse:
sparse: incorrect type in assignment (different address spaces)
tree: git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git for-kernelci
head: 937e76d1d0f60866865f2f8959184a5f69a0b6d0
commit: efbeb1d538fc8ad0dd623637bd114a5ca245db45 [18/21] efi: libstub: unify initrd loading between architectures
config: ia64-randconfig-s052-20220921 (https://download.01.org/0day-ci/archive/20220921/202209211234.71kJItJ3-lkp@intel.com/config)
compiler: ia64-linux-gcc (GCC) 12.1.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.4-39-gce1a6720-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git/commit/?id=efbeb1d538fc8ad0dd623637bd114a5ca245db45
git remote add ardb git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git
git fetch --no-tags ardb for-kernelci
git checkout efbeb1d538fc8ad0dd623637bd114a5ca245db45
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=ia64 SHELL=/bin/bash drivers/firmware/efi/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
drivers/firmware/efi/efi.c:610:22: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct linux_efi_random_seed *seed @@ got void [noderef] __iomem * @@
drivers/firmware/efi/efi.c:610:22: sparse: expected struct linux_efi_random_seed *seed
drivers/firmware/efi/efi.c:610:22: sparse: got void [noderef] __iomem *
drivers/firmware/efi/efi.c:613:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got struct linux_efi_random_seed *seed @@
drivers/firmware/efi/efi.c:613:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/firmware/efi/efi.c:613:25: sparse: got struct linux_efi_random_seed *seed
drivers/firmware/efi/efi.c:618:30: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct linux_efi_random_seed *seed @@ got void [noderef] __iomem * @@
drivers/firmware/efi/efi.c:618:30: sparse: expected struct linux_efi_random_seed *seed
drivers/firmware/efi/efi.c:618:30: sparse: got void [noderef] __iomem *
drivers/firmware/efi/efi.c:623:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got struct linux_efi_random_seed *seed @@
drivers/firmware/efi/efi.c:623:33: sparse: expected void volatile [noderef] __iomem *addr
drivers/firmware/efi/efi.c:623:33: sparse: got struct linux_efi_random_seed *seed
drivers/firmware/efi/efi.c:647:27: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected unsigned char [usertype] *p @@ got void [noderef] __iomem * @@
drivers/firmware/efi/efi.c:647:27: sparse: expected unsigned char [usertype] *p
drivers/firmware/efi/efi.c:647:27: sparse: got void [noderef] __iomem *
drivers/firmware/efi/efi.c:666:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned char [usertype] *p @@
drivers/firmware/efi/efi.c:666:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/firmware/efi/efi.c:666:25: sparse: got unsigned char [usertype] *p
drivers/firmware/efi/efi.c:673:21: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct efi_rt_properties_table_t [usertype] *tbl @@ got void [noderef] __iomem * @@
drivers/firmware/efi/efi.c:673:21: sparse: expected struct efi_rt_properties_table_t [usertype] *tbl
drivers/firmware/efi/efi.c:673:21: sparse: got void [noderef] __iomem *
drivers/firmware/efi/efi.c:676:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got struct efi_rt_properties_table_t [usertype] *tbl @@
drivers/firmware/efi/efi.c:676:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/firmware/efi/efi.c:676:25: sparse: got struct efi_rt_properties_table_t [usertype] *tbl
>> drivers/firmware/efi/efi.c:684:21: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct linux_efi_initrd *tbl @@ got void [noderef] __iomem * @@
drivers/firmware/efi/efi.c:684:21: sparse: expected struct linux_efi_initrd *tbl
drivers/firmware/efi/efi.c:684:21: sparse: got void [noderef] __iomem *
>> drivers/firmware/efi/efi.c:688:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got struct linux_efi_initrd *tbl @@
drivers/firmware/efi/efi.c:688:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/firmware/efi/efi.c:688:25: sparse: got struct linux_efi_initrd *tbl
vim +684 drivers/firmware/efi/efi.c
569
570 int __init efi_config_parse_tables(const efi_config_table_t *config_tables,
571 int count,
572 const efi_config_table_type_t *arch_tables)
573 {
574 const efi_config_table_64_t *tbl64 = (void *)config_tables;
575 const efi_config_table_32_t *tbl32 = (void *)config_tables;
576 const efi_guid_t *guid;
577 unsigned long table;
578 int i;
579
580 pr_info("");
581 for (i = 0; i < count; i++) {
582 if (!IS_ENABLED(CONFIG_X86)) {
583 guid = &config_tables[i].guid;
584 table = (unsigned long)config_tables[i].table;
585 } else if (efi_enabled(EFI_64BIT)) {
586 guid = &tbl64[i].guid;
587 table = tbl64[i].table;
588
589 if (IS_ENABLED(CONFIG_X86_32) &&
590 tbl64[i].table > U32_MAX) {
591 pr_cont("\n");
592 pr_err("Table located above 4GB, disabling EFI.\n");
593 return -EINVAL;
594 }
595 } else {
596 guid = &tbl32[i].guid;
597 table = tbl32[i].table;
598 }
599
600 if (!match_config_table(guid, table, common_tables) && arch_tables)
601 match_config_table(guid, table, arch_tables);
602 }
603 pr_cont("\n");
604 set_bit(EFI_CONFIG_TABLES, &efi.flags);
605
606 if (efi_rng_seed != EFI_INVALID_TABLE_ADDR) {
607 struct linux_efi_random_seed *seed;
608 u32 size = 0;
609
610 seed = early_memremap(efi_rng_seed, sizeof(*seed));
611 if (seed != NULL) {
612 size = READ_ONCE(seed->size);
613 early_memunmap(seed, sizeof(*seed));
614 } else {
615 pr_err("Could not map UEFI random seed!\n");
616 }
617 if (size > 0) {
618 seed = early_memremap(efi_rng_seed,
619 sizeof(*seed) + size);
620 if (seed != NULL) {
621 pr_notice("seeding entropy pool\n");
622 add_bootloader_randomness(seed->bits, size);
623 early_memunmap(seed, sizeof(*seed) + size);
624 } else {
625 pr_err("Could not map UEFI random seed!\n");
626 }
627 }
628 }
629
630 if (!IS_ENABLED(CONFIG_X86_32) && efi_enabled(EFI_MEMMAP))
631 efi_memattr_init();
632
633 efi_tpm_eventlog_init();
634
635 if (mem_reserve != EFI_INVALID_TABLE_ADDR) {
636 unsigned long prsv = mem_reserve;
637
638 while (prsv) {
639 struct linux_efi_memreserve *rsv;
640 u8 *p;
641
642 /*
643 * Just map a full page: that is what we will get
644 * anyway, and it permits us to map the entire entry
645 * before knowing its size.
646 */
647 p = early_memremap(ALIGN_DOWN(prsv, PAGE_SIZE),
648 PAGE_SIZE);
649 if (p == NULL) {
650 pr_err("Could not map UEFI memreserve entry!\n");
651 return -ENOMEM;
652 }
653
654 rsv = (void *)(p + prsv % PAGE_SIZE);
655
656 /* reserve the entry itself */
657 memblock_reserve(prsv,
658 struct_size(rsv, entry, rsv->size));
659
660 for (i = 0; i < atomic_read(&rsv->count); i++) {
661 memblock_reserve(rsv->entry[i].base,
662 rsv->entry[i].size);
663 }
664
665 prsv = rsv->next;
666 early_memunmap(p, PAGE_SIZE);
667 }
668 }
669
670 if (rt_prop != EFI_INVALID_TABLE_ADDR) {
671 efi_rt_properties_table_t *tbl;
672
673 tbl = early_memremap(rt_prop, sizeof(*tbl));
674 if (tbl) {
675 efi.runtime_supported_mask &= tbl->runtime_services_supported;
676 early_memunmap(tbl, sizeof(*tbl));
677 }
678 }
679
680 if (IS_ENABLED(CONFIG_BLK_DEV_INITRD) &&
681 initrd != EFI_INVALID_TABLE_ADDR) {
682 struct linux_efi_initrd *tbl;
683
> 684 tbl = early_memremap(initrd, sizeof(*tbl));
685 if (tbl) {
686 phys_initrd_start = tbl->base;
687 phys_initrd_size = tbl->size;
> 688 early_memunmap(tbl, sizeof(*tbl));
689 }
690 }
691
692 return 0;
693 }
694
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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