Hi Jim, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on tip/x86/core] [also build test ERROR on tip/x86/vdso efi/next drm-intel/for-linux-next kbuild/for-next linus/master v5.12-rc3 next-20210316] [cannot apply to asm-generic/master jeyu/modules-next] [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/Jim-Cromie/dyndbg-split-struct-_... base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git f935178b5c1c32ff803b15892a8ba85a1280cb01 config: h8300-randconfig-r011-20210317 (attached as .config) compiler: h8300-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/9a01f28486c78ab95308a4a70f2877016... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Jim-Cromie/dyndbg-split-struct-_ddebug-move-display-fields-to-new-_ddebug_site/20210317-155358 git checkout 9a01f28486c78ab95308a4a70f2877016d805ff0 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=h8300 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 >>): h8300-linux-ld: section .init.text LMA [00000000005b2d00,000000000061007d] overlaps section .text LMA [0000000000000260,000000000118af9f] h8300-linux-ld: section .data VMA [0000000000400000,00000000005b2cff] overlaps section .text VMA [0000000000000260,000000000118af9f] h8300-linux-ld: lib/dynamic_debug.o: in function `.L14': dynamic_debug.c:(.text+0x18c): undefined reference to `__start___dyndbg' h8300-linux-ld: lib/dynamic_debug.o: in function `.L16': h8300-linux-ld: lib/dynamic_debug.o: in function `.L15': dynamic_debug.c:(.text+0x1e6): undefined reference to `__start___dyndbg' h8300-linux-ld: lib/dynamic_debug.o: in function `dynamic_debug_init': dynamic_debug.c:(.init.text+0xe2): undefined reference to `__start___dyndbg' h8300-linux-ld: dynamic_debug.c:(.init.text+0x2ec): undefined reference to `__stop___dyndbg' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org