tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: d6f9469a03d832dcd17041ed67774ffb5f3e73b3 commit: 416d82204df44ef727de6eafafeaa4d12fdc78dc crypto: hisilicon - add HiSilicon SEC V2 driver date: 6 months ago config: ia64-randconfig-r026-20200603 (attached as .config) compiler: ia64-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 416d82204df44ef727de6eafafeaa4d12fdc78dc # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>, old ones prefixed by <<): In file included from arch/ia64/include/asm/ptrace.h:46, from arch/ia64/include/asm/processor.h:20, from include/linux/mutex.h:19, from include/linux/kernfs.h:12, from include/linux/sysfs.h:16, from include/linux/kobject.h:20, from include/linux/device.h:16, from include/linux/dma-mapping.h:7, from drivers/crypto/hisilicon/sgl.c:3: drivers/crypto/hisilicon/sgl.c: In function 'hisi_acc_create_sgl_pool': >> arch/ia64/include/asm/page.h:42:20: warning: conversion from 'long unsigned int' to 'u32' {aka 'unsigned int'} changes value from '4294967296' to '0' [-Woverflow] 42 | #define PAGE_SIZE (__IA64_UL_CONST(1) << PAGE_SHIFT) | ^ >> drivers/crypto/hisilicon/sgl.c:69:15: note: in expansion of macro 'PAGE_SIZE' 69 | block_size = PAGE_SIZE * (1 << (MAX_ORDER - 1)); | ^~~~~~~~~ vim +42 arch/ia64/include/asm/page.h ^1da177e4c3f415 include/asm-ia64/page.h Linus Torvalds 2005-04-16 41 ^1da177e4c3f415 include/asm-ia64/page.h Linus Torvalds 2005-04-16 @42 #define PAGE_SIZE (__IA64_UL_CONST(1) << PAGE_SHIFT) ^1da177e4c3f415 include/asm-ia64/page.h Linus Torvalds 2005-04-16 43 #define PAGE_MASK (~(PAGE_SIZE - 1)) ^1da177e4c3f415 include/asm-ia64/page.h Linus Torvalds 2005-04-16 44 :::::: The code at line 42 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds :::::: CC: Linus Torvalds --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org