[kbuild-all] [t-kristo-pm:usi-5.16-v5-bpf 9/19] drivers/hid/hid-core.o: warning: objtool: implement()+0x1ca: unreachable instruction

CC: linux-kernel(a)vger.kernel.org TO: Benjamin Tissoires <benjamin.tissoires(a)redhat.com&gt; CC: Tero Kristo <tero.kristo(a)linux.intel.com&gt; tree: https://github.com/t-kristo/linux-pm usi-5.16-v5-bpf head: 82a2c7cbd9682f2664179cd7e01647e46272c316 commit: 3401dc074672566b15f4f14b4fb64a8471e3b470 [9/19] HID: bpf: add bpf_hid_set_data() helper config: x86_64-randconfig-a011-20211216 (https://download.01.org/0day-ci/archive/20211216/202112162308.xLY5yWEO-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project dd245bab9fbb364faa1581e4f92ba3119a872fba) 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/t-kristo/linux-pm/commit/3401dc074672566b15f4f14b4fb64... git remote add t-kristo-pm https://github.com/t-kristo/linux-pm git fetch --no-tags t-kristo-pm usi-5.16-v5-bpf git checkout 3401dc074672566b15f4f14b4fb64a8471e3b470 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org