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charset=us-ascii Content-Disposition: inline In-Reply-To: <20241022015913.3524425-5-samuel.holland@sifive.com> X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 3F32014000F X-Stat-Signature: thiu65xg9r15i5yeyowx83q8ar9nwn83 X-Rspam-User: X-HE-Tag: 1729626714-166690 X-HE-Meta: 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 k8leyurE 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Samuel, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on arm64/for-next/core masahiroy-kbuild/for-next masahiroy-kbuild/fixes linus/master v6.12-rc4 next-20241022] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Samuel-Holland/kasan-sw_tags-Use-arithmetic-shift-for-shadow-computation/20241022-100129 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20241022015913.3524425-5-samuel.holland%40sifive.com patch subject: [PATCH v2 4/9] kasan: sw_tags: Support tag widths less than 8 bits config: um-allnoconfig (https://download.01.org/0day-ci/archive/20241023/202410230319.eQozBGh7-lkp@intel.com/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241023/202410230319.eQozBGh7-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202410230319.eQozBGh7-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from arch/um/kernel/asm-offsets.c:1: In file included from arch/x86/um/shared/sysdep/kernel-offsets.h:5: In file included from include/linux/crypto.h:17: In file included from include/linux/slab.h:234: In file included from include/linux/kasan.h:7: In file included from include/linux/kasan-tags.h:5: >> arch/um/include/asm/kasan.h:19:2: error: "KASAN_SHADOW_SIZE is not defined for this sub-architecture" 19 | #error "KASAN_SHADOW_SIZE is not defined for this sub-architecture" | ^ 1 error generated. make[3]: *** [scripts/Makefile.build:102: arch/um/kernel/asm-offsets.s] Error 1 make[3]: Target 'prepare' not remade because of errors. make[2]: *** [Makefile:1203: prepare0] Error 2 make[2]: Target 'prepare' not remade because of errors. make[1]: *** [Makefile:224: __sub-make] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:224: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +19 arch/um/include/asm/kasan.h 5b301409e8bc5d7 Patricia Alfonso 2022-07-01 12 5b301409e8bc5d7 Patricia Alfonso 2022-07-01 13 #ifdef CONFIG_X86_64 5b301409e8bc5d7 Patricia Alfonso 2022-07-01 14 #define KASAN_HOST_USER_SPACE_END_ADDR 0x00007fffffffffffUL 5b301409e8bc5d7 Patricia Alfonso 2022-07-01 15 /* KASAN_SHADOW_SIZE is the size of total address space divided by 8 */ 5b301409e8bc5d7 Patricia Alfonso 2022-07-01 16 #define KASAN_SHADOW_SIZE ((KASAN_HOST_USER_SPACE_END_ADDR + 1) >> \ 5b301409e8bc5d7 Patricia Alfonso 2022-07-01 17 KASAN_SHADOW_SCALE_SHIFT) 5b301409e8bc5d7 Patricia Alfonso 2022-07-01 18 #else 5b301409e8bc5d7 Patricia Alfonso 2022-07-01 @19 #error "KASAN_SHADOW_SIZE is not defined for this sub-architecture" 5b301409e8bc5d7 Patricia Alfonso 2022-07-01 20 #endif /* CONFIG_X86_64 */ 5b301409e8bc5d7 Patricia Alfonso 2022-07-01 21 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki