tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 736ee37e2e8eed7fe48d0a37ee5a709514d478b3 commit: d4dd3e5500195283347cca9fbba1e4d5e67e5de4 [12535/12574] Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git config: csky-buildonly-randconfig-r004-20220518 (https://download.01.org/0day-ci/archive/20220519/202205190527.o9wVEvHI-lkp@xxxxxxxxx/config) compiler: csky-linux-gcc (GCC) 11.3.0 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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=d4dd3e5500195283347cca9fbba1e4d5e67e5de4 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 d4dd3e5500195283347cca9fbba1e4d5e67e5de4 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=csky 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 >>): csky-linux-ld: drivers/nvme/host/fc.o: in function `nvme_fc_io_getuuid': >> (.text+0x18a): undefined reference to `blkcg_get_fc_appid' >> csky-linux-ld: (.text+0x1bc): undefined reference to `blkcg_get_fc_appid' -- 0-DAY CI Kernel Test Service https://01.org/lkp