i am sorry, the second patch is only a test patch, please don't apply it i will send another mail for correct this On 08/02/2016 01:23 PM, kbuild test robot wrote: > Hi zijun_hu, > > [auto build test WARNING on mmotm/master] > [also build test WARNING on v4.7 next-20160801] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > > url: https://github.com/0day-ci/linux/commits/zijun_hu/mm-memblock-c-fix-NULL-dereference-error/20160802-130708 > base: git://git.cmpxchg.org/linux-mmotm.git master > config: i386-randconfig-x009-201631 (attached as .config) > compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705 > reproduce: > # save the attached .config to linux build tree > make ARCH=i386 > > All warnings (new ones prefixed by >>): > > In file included from include/linux/kernel.h:13:0, > from mm/memblock.c:13: > mm/memblock.c: In function 'memblock_patch_verify': >>> mm/memblock.c:1713:11: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 3 has type 'phys_addr_t {aka unsigned int}' [-Wformat=] > pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > ^ > include/linux/printk.h:260:21: note: in definition of macro 'pr_fmt' > #define pr_fmt(fmt) fmt > ^~~ >>> mm/memblock.c:1713:3: note: in expansion of macro 'pr_info' > pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > ^~~~~~~ > mm/memblock.c:1713:11: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 4 has type 'phys_addr_t {aka unsigned int}' [-Wformat=] > pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > ^ > include/linux/printk.h:260:21: note: in definition of macro 'pr_fmt' > #define pr_fmt(fmt) fmt > ^~~ >>> mm/memblock.c:1713:3: note: in expansion of macro 'pr_info' > pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > ^~~~~~~ > mm/memblock.c:1719:11: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 3 has type 'phys_addr_t {aka unsigned int}' [-Wformat=] > pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > ^ > include/linux/printk.h:260:21: note: in definition of macro 'pr_fmt' > #define pr_fmt(fmt) fmt > ^~~ > mm/memblock.c:1719:3: note: in expansion of macro 'pr_info' > pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > ^~~~~~~ > mm/memblock.c:1719:11: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 4 has type 'phys_addr_t {aka unsigned int}' [-Wformat=] > pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > ^ > include/linux/printk.h:260:21: note: in definition of macro 'pr_fmt' > #define pr_fmt(fmt) fmt > ^~~ > mm/memblock.c:1719:3: note: in expansion of macro 'pr_info' > pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > ^~~~~~~ > mm/memblock.c:1726:11: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 3 has type 'phys_addr_t {aka unsigned int}' [-Wformat=] > pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > ^ > include/linux/printk.h:260:21: note: in definition of macro 'pr_fmt' > #define pr_fmt(fmt) fmt > ^~~ > mm/memblock.c:1726:3: note: in expansion of macro 'pr_info' > pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > ^~~~~~~ > mm/memblock.c:1726:11: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 4 has type 'phys_addr_t {aka unsigned int}' [-Wformat=] > pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > ^ > include/linux/printk.h:260:21: note: in definition of macro 'pr_fmt' > #define pr_fmt(fmt) fmt > ^~~ > mm/memblock.c:1726:3: note: in expansion of macro 'pr_info' > pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > ^~~~~~~ > > vim +1713 mm/memblock.c > > 1697 pr_info(" memory size = %#llx reserved size = %#llx\n", > 1698 (unsigned long long)memblock.memory.total_size, > 1699 (unsigned long long)memblock.reserved.total_size); > 1700 > 1701 memblock_dump(&memblock.memory, "memory"); > 1702 memblock_dump(&memblock.reserved, "reserved"); > 1703 } > 1704 > 1705 void __init_memblock memblock_patch_verify(void) > 1706 { > 1707 u64 i; > 1708 phys_addr_t this_start, this_end; > 1709 > 1710 pr_info("in %s: memory\n", __func__); > 1711 for_each_mem_range_rev(i, &memblock.memory, NULL, NUMA_NO_NODE, > 1712 MEMBLOCK_NONE, &this_start, &this_end, NULL) >> 1713 pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > 1714 i, this_start, this_end); > 1715 > 1716 pr_info("in %s: reserved\n", __func__); > 1717 for_each_mem_range_rev(i, &memblock.reserved, NULL, NUMA_NO_NODE, > 1718 MEMBLOCK_NONE, &this_start, &this_end, NULL) > 1719 pr_info("[%#016llx]\t[%#016llx-%#016llx]\n", > 1720 i, this_start, this_end); > 1721 > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>