Hi Li, kernel test robot noticed the following build warnings: [auto build test WARNING on shuah-kselftest/next] [also build test WARNING on shuah-kselftest/fixes rafael-pm/linux-next rafael-pm/bleeding-edge tiwai-sound/for-next tiwai-sound/for-linus netfilter-nf/main linus/master v6.12-rc3] [cannot apply to akpm-mm/mm-everything nf-next/master next-20241017] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Li-Zhijian/selftests-net-Fix-ns-XXXXXX-not-cleanup/20241015-091039 base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next patch link: https://lore.kernel.org/r/20241015010817.453539-1-lizhijian%40fujitsu.com patch subject: [PATCH 1/3] selftests: Add a few missing gitignore files config: x86_64-kexec (https://download.01.org/0day-ci/archive/20241018/202410180306.uMloezUi-lkp@xxxxxxxxx/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241018/202410180306.uMloezUi-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202410180306.uMloezUi-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): tools/testing/selftests/arm64/tags/.gitignore: warning: ignored by one of the .gitignore files tools/testing/selftests/arm64/tags/Makefile: warning: ignored by one of the .gitignore files tools/testing/selftests/arm64/tags/tags_test.c: warning: ignored by one of the .gitignore files >> tools/testing/selftests/mm/pkey_sighandler_tests.c: warning: ignored by one of the .gitignore files -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki