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charset=us-ascii Content-Disposition: inline In-Reply-To: <573a823565734e1eac3aa128fb9d3506ec918a72.1745940843.git.agordeev@linux.ibm.com> X-Rspam-User: X-Rspamd-Queue-Id: 8813D14000B X-Rspamd-Server: rspam04 X-Stat-Signature: 7i3gnk118ac4b1kgeqgrqwaydqcqhope X-HE-Tag: 1746090314-620799 X-HE-Meta: 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 ftiPFUQI 4uVneFeTRUIbsnPJpqN1v/VfjfXP69W0P2jwvlK+Uy8layxlvDrjawc88DtjHY9Egn6QUBQ6q0P4lJu3dYMdZSpZ2QRPgq8Liaoh3Czh4lOOQmt4OCyRyK+luG+YB3ecCC/HqQQ1Duf9TO4udsnNYLsaU9x8MHTX4L82EEGDeDlc2a2HIlPgh57CW2wmcKAC/4lZAjX/szX0cp8ysAO8fT0VPeC0Sh4z/O8LJMaZgplsuTexDERJ5c0PkEkwmIYhu7OznnLZFapDfKvqs7Yye9r3RU3rAEHSNciZjJG536fhVfN9XP/gbgSOj8FWAljMK2UARuTa7NInStFXhQ6TiRLFb3Y3kxZidLAYI5aD5wyv+WieLtp1F3ctmZnm2nMNulqQGSV5m+Q/tU4I3pA7HiUJvlXdUmUUuMDsP/YyZIoytQlZVMiWfUfMrXKD8fyJh5Bli 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 Alexander, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on linus/master v6.15-rc4 next-20250430] [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/Alexander-Gordeev/kasan-Avoid-sleepable-page-allocation-from-atomic-context/20250430-001020 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/573a823565734e1eac3aa128fb9d3506ec918a72.1745940843.git.agordeev%40linux.ibm.com patch subject: [PATCH v3 1/1] kasan: Avoid sleepable page allocation from atomic context config: x86_64-buildonly-randconfig-002-20250501 (https://download.01.org/0day-ci/archive/20250501/202505011646.eHmKdH9T-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250501/202505011646.eHmKdH9T-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/202505011646.eHmKdH9T-lkp@intel.com/ All errors (new ones prefixed by >>): mm/kasan/shadow.c: In function 'kasan_populate_vmalloc_pte': >> mm/kasan/shadow.c:313:18: error: implicit declaration of function 'pfn_to_virt'; did you mean 'fix_to_virt'? [-Werror=implicit-function-declaration] 313 | __memset(pfn_to_virt(pfn), KASAN_VMALLOC_INVALID, PAGE_SIZE); | ^~~~~~~~~~~ | fix_to_virt mm/kasan/shadow.c:313:18: warning: passing argument 1 of '__memset' makes pointer from integer without a cast [-Wint-conversion] 313 | __memset(pfn_to_virt(pfn), KASAN_VMALLOC_INVALID, PAGE_SIZE); | ^~~~~~~~~~~~~~~~ | | | int In file included from arch/x86/include/asm/string.h:5, from arch/x86/include/asm/cpuid/api.h:10, from arch/x86/include/asm/cpuid.h:6, from arch/x86/include/asm/processor.h:19, from arch/x86/include/asm/cpufeature.h:5, from arch/x86/include/asm/thread_info.h:59, from include/linux/thread_info.h:60, from include/linux/spinlock.h:60, from arch/x86/include/asm/pgtable.h:19, from include/linux/pgtable.h:6, from include/linux/kasan.h:37, from mm/kasan/shadow.c:14: arch/x86/include/asm/string_64.h:23:22: note: expected 'void *' but argument is of type 'int' 23 | void *__memset(void *s, int c, size_t n); | ~~~~~~^ cc1: some warnings being treated as errors vim +313 mm/kasan/shadow.c 299 300 static int kasan_populate_vmalloc_pte(pte_t *ptep, unsigned long addr, 301 void *_data) 302 { 303 struct vmalloc_populate_data *data = _data; 304 struct page *page; 305 unsigned long pfn; 306 pte_t pte; 307 308 if (likely(!pte_none(ptep_get(ptep)))) 309 return 0; 310 311 page = data->pages[PFN_DOWN(addr - data->start)]; 312 pfn = page_to_pfn(page); > 313 __memset(pfn_to_virt(pfn), KASAN_VMALLOC_INVALID, PAGE_SIZE); 314 pte = pfn_pte(pfn, PAGE_KERNEL); 315 316 spin_lock(&init_mm.page_table_lock); 317 if (likely(pte_none(ptep_get(ptep)))) 318 set_pte_at(&init_mm, addr, ptep, pte); 319 spin_unlock(&init_mm.page_table_lock); 320 321 return 0; 322 } 323 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki