kernel/trace/trace_dynevent.o: warning: objtool: trace_event_dyn_put_ref()+0x6c: unreachable instruction

kernel/trace/trace_dynevent.o: warning: objtool: trace_event_dyn_put_ref()+0x6c: unreachable instruction

[kernel test robot]

CC: linux-kernel@vger.kernel.org
TO: "Steven Rostedt (VMware)" <rostedt@goodmis.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   3f667b5d4053ad54aee13dab5c94f04ff75ddfdf
commit: 1d18538e6a09265003a0a94ca779d7a6127cb76c tracing: Have dynamic events have a ref counter
date:   4 months ago
config: x86_64-randconfig-a011-20211216 (https://download.01.org/0day-ci/archive/20211219/202112192032.1KG7EPmr-lkp@intel.com/config)
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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1d18538e6a09265003a0a94ca779d7a6127cb76c
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 1d18538e6a09265003a0a94ca779d7a6127cb76c
        # 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

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> kernel/trace/trace_dynevent.o: warning: objtool: trace_event_dyn_put_ref()+0x6c: unreachable instruction

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org