[tip:locking/debug 60/76] kernel/futex.o: warning: objtool: futex_requeue()+0x832: unreachable instruction

[tip:locking/debug 60/76] kernel/futex.o: warning: objtool: futex_requeue()+0x832: unreachable instruction

[kernel test robot]

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CC: linux-kernel(a)vger.kernel.org
CC: x86(a)kernel.org
TO: Thomas Gleixner <tglx@linutronix.de>
CC: Ingo Molnar <mingo@kernel.org>
CC: "Peter Zijlstra (Intel)" <peterz@infradead.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking/debug
head:   4812c9111220b0af00f7a436cc02ffaed289962c
commit: f6f4ec00b57a2c950235435bff8e888daafad5af [60/76] futex: Clarify futex_requeue() PI handling
config: x86_64-randconfig-a016-20210818 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d2b574a4dea5b718e4386bf2e26af0126e5978ce)
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/tip/tip.git/commit/?id=f6f4ec00b57a2c950235435bff8e888daafad5af
        git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
        git fetch --no-tags tip locking/debug
        git checkout f6f4ec00b57a2c950235435bff8e888daafad5af
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross 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/futex.o: warning: objtool: futex_requeue()+0x832: unreachable instruction

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

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