tree: https://github.com/rgushchin/linux.git new_slab.1 head: 5c15d75ef7db32e2b9718f531c47411d058afd42 commit: 3236a128c0fd672f34b7ce111440662e4202e6a3 [39/188] mm/memcontrol: use vmstat names for printing statistics config: i386-randconfig-f003-201941 (attached as .config) compiler: gcc-7 (Debian 7.4.0-13) 7.4.0 reproduce: git checkout 3236a128c0fd672f34b7ce111440662e4202e6a3 # save the attached .config to linux build tree make ARCH=i386 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp(a)intel.com&gt; All error/warnings (new ones prefixed by >>): Cyclomatic Complexity 5 include/linux/mmzone.h:pfn_valid Cyclomatic Complexity 1 include/linux/mmzone.h:memmap_valid_within Cyclomatic Complexity 1 include/linux/mm.h:page_zonenum Cyclomatic Complexity 1 include/linux/mm.h:page_zone Cyclomatic Complexity 1 include/linux/mm.h:page_pgdat Cyclomatic Complexity 1 include/linux/mm.h:page_to_section Cyclomatic Complexity 1 include/linux/vmstat.h:zone_page_state_add Cyclomatic Complexity 1 include/linux/vmstat.h:node_page_state_add Cyclomatic Complexity 2 include/linux/vmstat.h:global_zone_page_state Cyclomatic Complexity 2 include/linux/vmstat.h:global_node_page_state Cyclomatic Complexity 2 include/linux/vmstat.h:zone_page_state Cyclomatic Complexity 1 include/linux/vmstat.h:zone_stat_name Cyclomatic Complexity 1 include/linux/vmstat.h:node_stat_name Cyclomatic Complexity 1 include/linux/slab.h:kmalloc_type Cyclomatic Complexity 28 include/linux/slab.h:kmalloc_index Cyclomatic Complexity 1 include/linux/slab.h:kmalloc_large Cyclomatic Complexity 4 include/linux/slab.h:kmalloc Cyclomatic Complexity 5 mm/vmstat.c:mod_zone_state Cyclomatic Complexity 1 mm/vmstat.c:mod_zone_page_state Cyclomatic Complexity 1 mm/vmstat.c:inc_zone_page_state Cyclomatic Complexity 1 mm/vmstat.c:dec_zone_page_state Cyclomatic Complexity 5 mm/vmstat.c:mod_node_state Cyclomatic Complexity 1 mm/vmstat.c:mod_node_page_state Cyclomatic Complexity 1 mm/vmstat.c:inc_node_page_state Cyclomatic Complexity 1 mm/vmstat.c:dec_node_page_state Cyclomatic Complexity 5 mm/vmstat.c:fold_diff Cyclomatic Complexity 3 mm/vmstat.c:fill_contig_page_info Cyclomatic Complexity 1 mm/vmstat.c:frag_stop Cyclomatic Complexity 6 mm/vmstat.c:walk_zones_in_node Cyclomatic Complexity 1 mm/vmstat.c:frag_show Cyclomatic Complexity 3 mm/vmstat.c:is_zone_first_populated Cyclomatic Complexity 1 mm/vmstat.c:zoneinfo_show Cyclomatic Complexity 2 mm/vmstat.c:vmstat_next Cyclomatic Complexity 3 mm/vmstat.c:init_cpu_node_state Cyclomatic Complexity 2 mm/vmstat.c:unusable_free_index Cyclomatic Complexity 2 mm/vmstat.c:unusable_show Cyclomatic Complexity 1 mm/vmstat.c:extfrag_show Cyclomatic Complexity 1 mm/vmstat.c:frag_next Cyclomatic Complexity 3 mm/vmstat.c:frag_start Cyclomatic Complexity 8 mm/vmstat.c:refresh_cpu_vm_stats Cyclomatic Complexity 1 mm/vmstat.c:refresh_vm_stats Cyclomatic Complexity 4 mm/vmstat.c:need_update Cyclomatic Complexity 3 mm/vmstat.c:__mod_zone_page_state Cyclomatic Complexity 3 mm/vmstat.c:__mod_node_page_state Cyclomatic Complexity 5 mm/vmstat.c:__fragmentation_index Cyclomatic Complexity 2 include/asm-generic/bitops-instrumented.h:test_bit Cyclomatic Complexity 67 include/asm-generic/getorder.h:get_order Cyclomatic Complexity 7 mm/vmstat.c:zoneinfo_show_print Cyclomatic Complexity 2 mm/vmstat.c:pagetypeinfo_showfree Cyclomatic Complexity 4 mm/vmstat.c:pagetypeinfo_showfree_print Cyclomatic Complexity 2 mm/vmstat.c:pagetypeinfo_showblockcount Cyclomatic Complexity 2 mm/vmstat.c:frag_show_print Cyclomatic Complexity 2 mm/vmstat.c:extfrag_show_print Cyclomatic Complexity 2 mm/vmstat.c:unusable_show_print Cyclomatic Complexity 1 mm/vmstat.c:vmstat_show Cyclomatic Complexity 1 mm/vmstat.c:vmstat_stop Cyclomatic Complexity 6 mm/vmstat.c:vmstat_start Cyclomatic Complexity 8 mm/vmstat.c:pagetypeinfo_showblockcount_print Cyclomatic Complexity 3 mm/vmstat.c:pagetypeinfo_showmixedcount Cyclomatic Complexity 2 mm/vmstat.c:pagetypeinfo_show Cyclomatic Complexity 1 mm/vmstat.c:vmstat_cpu_down_prep Cyclomatic Complexity 1 include/linux/cpuhotplug.h:cpuhp_setup_state_nocalls Cyclomatic Complexity 1 include/linux/cpu.h:get_online_cpus Cyclomatic Complexity 1 include/linux/cpu.h:put_online_cpus Cyclomatic Complexity 2 mm/vmstat.c:vmstat_update Cyclomatic Complexity 1 include/linux/workqueue.h:queue_delayed_work Cyclomatic Complexity 1 include/linux/workqueue.h:schedule_delayed_work Cyclomatic Complexity 2 mm/vmstat.c:start_shepherd_timer Cyclomatic Complexity 4 mm/vmstat.c:vmstat_shepherd Cyclomatic Complexity 1 mm/vmstat.c:extfrag_debug_init Cyclomatic Complexity 1 mm/vmstat.c:extfrag_open Cyclomatic Complexity 1 mm/vmstat.c:unusable_open Cyclomatic Complexity 1 mm/vmstat.c:calculate_pressure_threshold Cyclomatic Complexity 1 mm/vmstat.c:calculate_normal_threshold Cyclomatic Complexity 7 mm/vmstat.c:refresh_zone_stat_thresholds Cyclomatic Complexity 1 mm/vmstat.c:vmstat_cpu_online Cyclomatic Complexity 2 mm/vmstat.c:vmstat_cpu_dead Cyclomatic Complexity 4 mm/vmstat.c:set_pgdat_percpu_threshold Cyclomatic Complexity 2 mm/vmstat.c:__inc_zone_state Cyclomatic Complexity 1 mm/vmstat.c:__inc_zone_page_state Cyclomatic Complexity 2 mm/vmstat.c:__inc_node_state Cyclomatic Complexity 1 mm/vmstat.c:__inc_node_page_state Cyclomatic Complexity 2 mm/vmstat.c:__dec_zone_state Cyclomatic Complexity 1 mm/vmstat.c:__dec_zone_page_state Cyclomatic Complexity 2 mm/vmstat.c:__dec_node_state Cyclomatic Complexity 1 mm/vmstat.c:__dec_node_page_state Cyclomatic Complexity 1 mm/vmstat.c:inc_node_state Cyclomatic Complexity 8 mm/vmstat.c:cpu_vm_stats_fold Cyclomatic Complexity 3 mm/vmstat.c:drain_zonestat Cyclomatic Complexity 1 mm/vmstat.c:fragmentation_index Cyclomatic Complexity 6 mm/vmstat.c:vmstat_refresh Cyclomatic Complexity 4 mm/vmstat.c:quiet_vmstat Cyclomatic Complexity 3 mm/vmstat.c:init_mm_internals Cyclomatic Complexity 1 mm/vmstat.c:_GLOBAL__sub_I_00100_0_calculate_pressure_threshold Cyclomatic Complexity 1 mm/vmstat.c:_GLOBAL__sub_D_00100_1_calculate_pressure_threshold In file included from include/linux/export.h:44:0, from include/linux/linkage.h:7, from include/linux/fs.h:5, from mm/vmstat.c:13: mm/vmstat.c: In function 'vmstat_start': _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^ include/linux/compiler.h:331:4: note: in definition of macro '__compiletime_assert' prefix ## suffix(); \ ^~~~~~ include/linux/compiler.h:350:2: note: in expansion of macro '_compiletime_assert' _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) ^~~~~~~~~~~~~~~~ BUILD_BUG_ON(stat_items_size != ^~~~~~~~~~~~ vim +/__compiletime_assert_1659 +350 include/linux/compiler.h 9a8ab1c39970a4 Daniel Santos 2013-02-21 336 9a8ab1c39970a4 Daniel Santos 2013-02-21 337 #define _compiletime_assert(condition, msg, prefix, suffix) \ 9a8ab1c39970a4 Daniel Santos 2013-02-21 338 __compiletime_assert(condition, msg, prefix, suffix) 9a8ab1c39970a4 Daniel Santos 2013-02-21 339 9a8ab1c39970a4 Daniel Santos 2013-02-21 340 /** 9a8ab1c39970a4 Daniel Santos 2013-02-21 341 * compiletime_assert - break build and emit msg if condition is false 9a8ab1c39970a4 Daniel Santos 2013-02-21 342 * @condition: a compile-time constant condition to check 9a8ab1c39970a4 Daniel Santos 2013-02-21 343 * @msg: a message to emit if condition is false 9a8ab1c39970a4 Daniel Santos 2013-02-21 344 * 9a8ab1c39970a4 Daniel Santos 2013-02-21 345 * In tradition of POSIX assert, this macro will break the build if the 9a8ab1c39970a4 Daniel Santos 2013-02-21 346 * supplied condition is *false*, emitting the supplied error message if the 9a8ab1c39970a4 Daniel Santos 2013-02-21 347 * compiler has support to do so. 9a8ab1c39970a4 Daniel Santos 2013-02-21 348 */ 9a8ab1c39970a4 Daniel Santos 2013-02-21 349 #define compiletime_assert(condition, msg) \ 9a8ab1c39970a4 Daniel Santos 2013-02-21 @350 _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) 9a8ab1c39970a4 Daniel Santos 2013-02-21 351 :::::: The code at line 350 was first introduced by commit :::::: 9a8ab1c39970a4938a72d94e6fd13be88a797590 bug.h, compiler.h: introduce compiletime_assert & BUILD_BUG_ON_MSG :::::: TO: Daniel Santos <daniel.santos(a)pobox.com&gt; :::::: CC: Linus Torvalds <torvalds(a)linux-foundation.org&gt; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation