Hi Srinivas, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on asoc/for-next] [also build test ERROR on robh/for-next sound/for-next linus/master v5.13-rc5 next-20210607] [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/Srinivas-Kandagatla/ASoC-qcom-Ad... base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next config: m68k-allmodconfig (attached as .config) compiler: m68k-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/df205f36da94d1444ff26977479f356b0... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Srinivas-Kandagatla/ASoC-qcom-Add-AudioReach-support/20210607-233210 git checkout df205f36da94d1444ff26977479f356b09a39fc4 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k 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 >>, old ones prefixed by <<): ERROR: modpost: "q6apm_graph_prepare" [sound/soc/qcom/audioreach/snd-apm-dai.ko] undefined! --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org