Hi Kees, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.10.y head: 281e81a5e2b211e2ecdca7362330acf9b238a1a6 commit: 58823a9b097cf36dd59c4d463396e15a5ec4efb7 [5204/8352] ubsan: remove CONFIG_UBSAN_OBJECT_SIZE config: x86_64-randconfig-a012-20220912 (https://download.01.org/0day-ci/archive/20220912/202209120657.feDONzxI-lkp@xxxxxxxxx/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) 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/stable/linux-stable-rc.git/commit/?id=58823a9b097cf36dd59c4d463396e15a5ec4efb7 git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git git fetch --no-tags linux-stable-rc linux-5.10.y git checkout 58823a9b097cf36dd59c4d463396e15a5ec4efb7 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash fs/ocfs2/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> fs/ocfs2/cluster/heartbeat.o: warning: objtool: o2hb_setup_one_bio() falls through to next function o2hb_wait_on_io() -- 0-DAY CI Kernel Test Service https://01.org/lkp