kernel/futex/core.o: warning: objtool: get_futex_key()+0xc9c: unreachable instruction

kernel/futex/core.o: warning: objtool: get_futex_key()+0xc9c: unreachable instruction

[kernel test robot]

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CC: linux-kernel@vger.kernel.org
TO: Peter Zijlstra <peterz@infradead.org>
CC: "André Almeida" <andrealmeid@collabora.com>

Hi Peter,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   c1e2e0350ce37f633b5ce3ce1cdf4428513fc2a2
commit: 77e52ae35463521041906c510fe580d15663bb93 futex: Move to kernel/futex/
date:   4 weeks ago
config: x86_64-randconfig-r036-20211103 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 264d3b6d4e08401c5b50a85bd76e80b3461d77e6)
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=77e52ae35463521041906c510fe580d15663bb93
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 77e52ae35463521041906c510fe580d15663bb93
        # save the attached .config 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/crypto/ drivers/media/ kernel/ net/

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/core.o: warning: objtool: get_futex_key()+0xc9c: unreachable instruction

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

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kernel/futex/core.o: warning: objtool: get_futex_key()+0xc9c: unreachable instruction

[kernel test robot]

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CC: linux-kernel(a)vger.kernel.org
TO: Peter Zijlstra <peterz@infradead.org>
CC: "André Almeida" <andrealmeid@collabora.com>

Hi Peter,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   c1e2e0350ce37f633b5ce3ce1cdf4428513fc2a2
commit: 77e52ae35463521041906c510fe580d15663bb93 futex: Move to kernel/futex/
date:   4 weeks ago
config: x86_64-randconfig-r036-20211103 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 264d3b6d4e08401c5b50a85bd76e80b3461d77e6)
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=77e52ae35463521041906c510fe580d15663bb93
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 77e52ae35463521041906c510fe580d15663bb93
        # save the attached .config 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/crypto/ drivers/media/ kernel/ net/

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/core.o: warning: objtool: get_futex_key()+0xc9c: 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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