tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git queue-4.9 head: df412d9853e7e0696afb737e447a5e94947e82ca commit: 46c51db24e60f839498b5de1553a9ab82f68240e [54/58] pinctrl: baytrail: Enable pin configuration setting for GPIO chip config: x86_64-randconfig-a002-20200517 (attached as .config) compiler: gcc-5 (Ubuntu 5.5.0-12ubuntu1) 5.5.0 20171010 reproduce: git checkout 46c51db24e60f839498b5de1553a9ab82f68240e # save the attached .config to linux build tree make ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>, old ones prefixed by <<): .set_config = gpiochip_generic_config, ^ drivers/pinctrl/intel/pinctrl-baytrail.c:1506:17: error: 'gpiochip_generic_config' undeclared here (not in a function) .set_config = gpiochip_generic_config, ^ vim +/set_config +1506 drivers/pinctrl/intel/pinctrl-baytrail.c 1496 1497 static const struct gpio_chip byt_gpio_chip = { 1498 .owner = THIS_MODULE, 1499 .request = gpiochip_generic_request, 1500 .free = gpiochip_generic_free, 1501 .get_direction = byt_gpio_get_direction, 1502 .direction_input = byt_gpio_direction_input, 1503 .direction_output = byt_gpio_direction_output, 1504 .get = byt_gpio_get, 1505 .set = byt_gpio_set, 1507 .dbg_show = byt_gpio_dbg_show, 1508 }; 1509 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org