Hi Thomas, [auto build test ERROR on tip/auto-latest] [also build test ERROR on v4.10-rc4 next-20170120] [cannot apply to tip/x86/core] [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/Thomas-Garnier/x86-mm-Adapt-MODULES_END-based-on-Fixmap-section-size/20170121-094756 config: x86_64-randconfig-x002-201703 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): arch/x86/mm/kasan_init_64.c: In function 'kasan_init': >> arch/x86/mm/kasan_init_64.c:120:57: error: 'MODULES_END' undeclared (first use in this function) kasan_populate_zero_shadow(kasan_mem_to_shadow((void *)MODULES_END), ^~~~~~~~~~~ arch/x86/mm/kasan_init_64.c:120:57: note: each undeclared identifier is reported only once for each function it appears in vim +/MODULES_END +120 arch/x86/mm/kasan_init_64.c c420f167d Andrey Ryabinin 2015-02-13 114 kasan_mem_to_shadow((void *)__START_KERNEL_map)); c420f167d Andrey Ryabinin 2015-02-13 115 c420f167d Andrey Ryabinin 2015-02-13 116 vmemmap_populate((unsigned long)kasan_mem_to_shadow(_stext), c420f167d Andrey Ryabinin 2015-02-13 117 (unsigned long)kasan_mem_to_shadow(_end), c420f167d Andrey Ryabinin 2015-02-13 118 NUMA_NO_NODE); c420f167d Andrey Ryabinin 2015-02-13 119 69786cdb3 Andrey Ryabinin 2015-08-13 @120 kasan_populate_zero_shadow(kasan_mem_to_shadow((void *)MODULES_END), ef7f0d6a6 Andrey Ryabinin 2015-02-13 121 (void *)KASAN_SHADOW_END); ef7f0d6a6 Andrey Ryabinin 2015-02-13 122 ef7f0d6a6 Andrey Ryabinin 2015-02-13 123 load_cr3(init_level4_pgt); :::::: The code at line 120 was first introduced by commit :::::: 69786cdb379bbc6eab14cf2393c1abd879316e85 x86/kasan, mm: Introduce generic kasan_populate_zero_shadow() :::::: TO: Andrey Ryabinin <ryabinin.a.a@xxxxxxxxx> :::::: CC: Ingo Molnar <mingo@xxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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