tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 773f731853f1368508a0b112047bd9b5a4bb9a5e commit: 474685382aab1e2263cb1a6161623cd8cbf758ed [1356/1356] tracing: Lock event_mutex before synth_event_mutex config: x86_64-buildonly-randconfig-002-20241228 (https://download.01.org/0day-ci/archive/20241229/202412290943.ju9ShqOs-lkp@i...) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241229/202412290943.ju9ShqOs-lkp@i...) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412290943.ju9ShqOs-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

kernel/trace/trace_events.o: warning: objtool: trace_add_event_call_nolock()+0x20d: unreachable instruction

-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki