tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git modules/WIP head: 9f327ab0e22351855e9d0fbb1654d46cc11b9772 commit: 4057a8af6349ab15d6aa260a43875dcf7295b10f [21/22] ftrace: Merge ftrace_module_{init,enable}() config: s390-randconfig-r006-20200618 (attached as .config) compiler: s390-linux-gcc (GCC) 9.3.0 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 checkout 4057a8af6349ab15d6aa260a43875dcf7295b10f # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org