Hi Igor, [auto build test ERROR on linus/master] [cannot apply to v4.12] [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/Igor-Stoppa/mm-security-ro-protection-for-dynamic-data/20170711-084116 config: score-spct6600_defconfig (attached as .config) compiler: score-elf-gcc (GCC) 4.9.1 20140622 (prerelease) reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=score All errors (new ones prefixed by >>): security/security.o: In function `security_init': >> security.c:(.init.text+0x68): undefined reference to `pmalloc_create_pool' >> security.c:(.init.text+0x98): undefined reference to `pmalloc' >> security.c:(.init.text+0x150): undefined reference to `pmalloc_protect_pool' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation