[jpirko-mlxsw:petrm_resilient 25/25] net/ipv4/nexthop.o: warning: objtool: replace_nexthop_single_notify() falls through to next function asan.module_ctor()

[jpirko-mlxsw:petrm_resilient 25/25] net/ipv4/nexthop.o: warning: objtool: replace_nexthop_single_notify() falls through to next function asan.module_ctor()

[kernel test robot]

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TO: Petr Machata <me@pmachata.org>

tree:   https://github.com/jpirko/linux_mlxsw petrm_resilient
head:   7e2a47275c79786ff945db3b751fc7f73dad5983
commit: 7e2a47275c79786ff945db3b751fc7f73dad5983 [25/25] UAPI
config: x86_64-randconfig-r015-20201208 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 1968804ac726e7674d5de22bc2204b45857da344)
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
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://github.com/jpirko/linux_mlxsw/commit/7e2a47275c79786ff945db3b751fc7f73dad5983
        git remote add jpirko-mlxsw https://github.com/jpirko/linux_mlxsw
        git fetch --no-tags jpirko-mlxsw petrm_resilient
        git checkout 7e2a47275c79786ff945db3b751fc7f73dad5983
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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/ipv4/nexthop.o: warning: objtool: nexthop_select_path() falls through to next function nexthop_for_each_fib6_nh()
   net/ipv4/nexthop.o: warning: objtool: nh_notifier_info_init()+0x88e: sibling call from callable instruction with modified stack frame
>> net/ipv4/nexthop.o: warning: objtool: replace_nexthop_single_notify() falls through to next function asan.module_ctor()

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

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