tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: a7dd40274d75326ca868479c62090b1198a357ad commit: 430676b385fb341d5a33950bae284d0df2e70117 [6243/6567] mm: deferred_init_memmap improvements config: x86_64-randconfig-it0-10181522 (attached as .config) compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4 reproduce: git checkout 430676b385fb341d5a33950bae284d0df2e70117 # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): >> WARNING: vmlinux.o(.text.unlikely+0x5fb7): Section mismatch in reference from the function __def_free() to the function .init.text:__free_pages_boot_core() The function __def_free() references the function __init __free_pages_boot_core(). This is often because __def_free lacks a __init annotation or the annotation of __free_pages_boot_core is wrong. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation