[linux-next:master 3386/7963] net/ipv6/sit.o: warning: objtool: ipip6_tunnel_siocdevprivate()+0x64f: unreachable instruction

[linux-next:master 3386/7963] net/ipv6/sit.o: warning: objtool: ipip6_tunnel_siocdevprivate()+0x64f: unreachable instruction

[kernel test robot]

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CC: Linux Memory Management List <linux-mm@kvack.org>
TO: Arnd Bergmann <arnd@arndb.de>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   4b358aabb93a2c654cd1dcab1a25a589f6e2b153
commit: 3e7a1c7c561ed8508fbdb98ed5708175bbcf7938 [3386/7963] ip_tunnel: use ndo_siocdevprivate
config: x86_64-randconfig-a012-20210814 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 62df4df41c939205b2dc0a2a3bfb75b8c1ed74fa)
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/next/linux-next.git/commit/?id=3e7a1c7c561ed8508fbdb98ed5708175bbcf7938
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 3e7a1c7c561ed8508fbdb98ed5708175bbcf7938
        # 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 drivers/ 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 >>):

>> net/ipv6/sit.o: warning: objtool: ipip6_tunnel_siocdevprivate()+0x64f: 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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