tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: f8dc23b3dc0cc5b32dfd0c446e59377736d073a7 commit: 0078783c7089fc83f0072066b23908120d7990e9 [5180/6649] btrfs: rework lzo_compress_pages() to make it subpage compatible config: hexagon-randconfig-r041-20211007 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 58b68e70ebf6308f982426a2618782f473218eed) 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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=0078783c7089fc83f0072066b23908120d7990e9 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 0078783c7089fc83f0072066b23908120d7990e9 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: __hexagon_umoddi3 >>> referenced by lzo.c >>> btrfs/lzo.o:(lzo_compress_pages) in archive fs/built-in.a >>> referenced by lzo.c >>> btrfs/lzo.o:(lzo_compress_pages) in archive fs/built-in.a >>> did you mean: __hexagon_umodsi3 >>> defined in: arch/hexagon/built-in.a(lib/umodsi3.o) --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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