Hi David, First bad commit (maybe != root cause): tree: https://github.com/ammarfaizi2/linux-block dhowells/linux-fs/cifs-for-viro head: 66b4f2d4542c176ea7682dde9f3a59c9ad3f1f2a commit: 206884dcaaae9ac4de773d7baaf82bec52d32fb0 [8/9] cifs: Build the RDMA SGE list directly from an iterator config: m68k-allmodconfig compiler: m68k-linux-gcc (GCC) 12.1.0 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/ammarfaizi2/linux-block/commit/206884dcaaae9ac4de773d7baaf82bec52d32fb0 git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block dhowells/linux-fs/cifs-for-viro git checkout 206884dcaaae9ac4de773d7baaf82bec52d32fb0 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All errors (new ones prefixed by >>, old ones prefixed by <<): ERROR: modpost: "is_vmalloc_or_module_addr" [fs/netfs/netfs.ko] undefined! >> ERROR: modpost: "is_vmalloc_or_module_addr" [fs/cifs/cifs.ko] undefined! -- 0-DAY CI Kernel Test Service https://01.org/lkp