[kbuild-all] [sashal-stable:pending-5.4 151/211] arch/x86/kernel/cpu/mce/core.o: warning: objtool: mce_timed_out()+0x63: unreachable instruction

tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git pending-5.4 head: 4dd560ad547135a0061e77f42acb9cfa6876ec11 commit: 7388e7dad717d84992e0d8b47cbae0afef64ca61 [151/211] x86/mce: Mark mce_panic() noinstr config: x86_64-rhel-8.3 (https://download.01.org/0day-ci/archive/20220125/202201251523.C2RRDVhY-lk...) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git/c... git remote add sashal-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git git fetch --no-tags sashal-stable pending-5.4 git checkout 7388e7dad717d84992e0d8b47cbae0afef64ca61 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/ 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