tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: bdcc9f6a568275aed4cc32fd2312432d2ff1b704 commit: fc97b4d6a1a6d418fd4053fd7716eca746fdd163 [11496/12841] HID: playstation: expose DualSense lightbar through a multi-color LED. config: hexagon-randconfig-r013-20211028 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5db7568a6a1fcb408eb8988abdaff2a225a8eb72) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=fc97b4d6a1a6d418fd4053fd7716eca746fdd163 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout fc97b4d6a1a6d418fd4053fd7716eca746fdd163 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: devm_led_classdev_multicolor_register_ext >>> referenced by hid-playstation.c >>> hid/hid-playstation.o:(ps_lightbar_register) in archive drivers/built-in.a >>> referenced by hid-playstation.c >>> hid/hid-playstation.o:(ps_lightbar_register) in archive drivers/built-in.a -- >> ld.lld: error: undefined symbol: led_mc_calc_color_components >>> referenced by hid-playstation.c >>> hid/hid-playstation.o:(dualsense_lightbar_set_brightness) in archive drivers/built-in.a >>> referenced by hid-playstation.c >>> hid/hid-playstation.o:(dualsense_lightbar_set_brightness) in archive drivers/built-in.a --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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