Hi Daniel, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on 1678e493d530e7977cce34e59a86bb86f3c5631e] url: https://github.com/0day-ci/linux/commits/Daniel-Latypov/kunit-add-unit-te... base: 1678e493d530e7977cce34e59a86bb86f3c5631e config: microblaze-randconfig-r014-20210413 (attached as .config) compiler: microblaze-linux-gcc (GCC) 9.3.0 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://github.com/0day-ci/linux/commit/756df216f1586cecdf02f278fbed232fb... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Daniel-Latypov/kunit-add-unit-test-for-filtering-suites-by-names/20210413-080913 git checkout 756df216f1586cecdf02f278fbed232fb25fa3f7 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=microblaze If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): In file included from lib/kunit/executor.c:119: lib/kunit/executor_test.c: In function 'alloc_fake_suite': 129 | strncpy((char *)suite->name, suite_name, sizeof(suite->name)); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/strncpy +129 lib/kunit/executor_test.c 121 122 static struct kunit_suite *alloc_fake_suite(struct kunit *test, 123 const char *suite_name) 124 { 125 struct kunit_suite *suite; 126 127 /* We normally never expect to allocate suites, hence the non-const cast. */ 128 suite = kunit_kzalloc(test, sizeof(*suite), GFP_KERNEL); --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org