tree: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git io_uring-fops.v5 head: 1345b0d0a68e3477ce92d9006b4ea7ff9361a778 commit: 927dd9f4caa6914a774d26dc2ed922a26966a656 [2/8] io_uring: add infrastructure around io_uring_cmd_sqe issue type config: s390-randconfig-r021-20210712 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 8d69635ed9ecf36fd0ca85906bfde17949671cbe) 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 # install s390 cross compiling tool for clang build # apt-get install binutils-s390x-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git/com... git remote add block https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git git fetch --no-tags block io_uring-fops.v5 git checkout 927dd9f4caa6914a774d26dc2ed922a26966a656 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=s390 SHELL=/bin/bash 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 >>): s390x-linux-gnu-ld: fs/io_uring.o: in function `io_uring_init': --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org