Re: [PATCH v5 2/2] kbuild: distributed build support for Clang ThinLTO

kernel test robot
2025-11-05T14:48:42Z

Hi,

kernel test robot noticed the following build warnings:

[auto build test WARNING on dcb6fa37fd7bc9c3d2b066329b0d27dedf8becaa]

url: https://github.com/intel-lab-lkp/linux/commits/xur-google-com/kbuild-move-vmlinux-a-build-rule-to-scripts-Makefile-vmlinux_a/20251029-024527
base: dcb6fa37fd7bc9c3d2b066329b0d27dedf8becaa
patch link: https://lore.kernel.org/r/20251028182822.3210436-3-xur%40google.com
patch subject: [PATCH v5 2/2] kbuild: distributed build support for Clang ThinLTO
config: i386-buildonly-randconfig-003-20251105 (https://download.01.org/0day-ci/archive/20251105/202511052257.Bb85ptQG-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251105/202511052257.Bb85ptQG-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202511052257.Bb85ptQG-lkp@intel.com/

All warnings (new ones prefixed by >>, old ones prefixed by <<):

>> WARNING: modpost: vmlinux: section mismatch in reference: phonet_net_ops.llvm.6273608609221102921+0x8 (section: .data) -> phonet_init_net (section: .init.text)
>> WARNING: modpost: vmlinux: section mismatch in reference: mctp_net_ops.llvm.5397949150189356468+0x8 (section: .data) -> mctp_routes_net_init (section: .init.text)
>> WARNING: modpost: vmlinux: section mismatch in reference: mctp_net_ops.llvm.12518417922465111039+0x8 (section: .data) -> mctp_neigh_net_init (section: .init.text)

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0-DAY CI Kernel Test Service