tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-4.4 head: 142e058095ab13612202999657d78ca491f68b2a commit: 142e058095ab13612202999657d78ca491f68b2a [19/19] FIXUP: CHROMIUM: drm/evdi: Find and attach to usb device with given usb path address (take 2) config: powerpc64-randconfig-r014-20210318 (attached as .config) compiler: powerpc64le-linux-gcc (GCC) 7.5.0 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 git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel git fetch --no-tags chrome-os chromeos-4.4 git checkout 142e058095ab13612202999657d78ca491f68b2a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-7.5.0 make.cross ARCH=powerpc64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org