Hi Anders, Thank you for the patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v5.11-rc3 next-20210115] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Anders-Roxell/mips-vdso-fix-DWAR... base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 5ee88057889bbca5f5bb96031b62b3756b33e164 config: mips-cavium_octeon_defconfig (attached as .config) compiler: mips64-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 # https://github.com/0day-ci/linux/commit/242da1138d05b84d92be2e0a06d6e3fb4... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Anders-Roxell/mips-vdso-fix-DWARF2-warning/20210116-031903 git checkout 242da1138d05b84d92be2e0a06d6e3fb40c752de # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips 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