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charset=us-ascii Content-Disposition: inline Hi Jose, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 9946eaf552b194bb352c2945b54ff98c8193b3f1 commit: 091810dbded96c2af81f645e386e4262553e3493 net: stmmac: Introduce selftests support date: 6 years ago config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20250209/202502091410.x7gbq8Wl-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250209/202502091410.x7gbq8Wl-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202502091410.x7gbq8Wl-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c: In function 'stmmac_selftest_get_strings': >> drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c:841:52: warning: '%s' directive output may be truncated writing up to 431 bytes into a region of size 28 [-Wformat-truncation=] 841 | snprintf(p, ETH_GSTRING_LEN, "%2d. %s", i + 1, | ^~ drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c:841:17: note: 'snprintf' output between 5 and 436 bytes into a destination of size 32 841 | snprintf(p, ETH_GSTRING_LEN, "%2d. %s", i + 1, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 842 | stmmac_selftests[i].name); | ~~~~~~~~~~~~~~~~~~~~~~~~~ vim +841 drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c 834 835 void stmmac_selftest_get_strings(struct stmmac_priv *priv, u8 *data) 836 { 837 u8 *p = data; 838 int i; 839 840 for (i = 0; i < stmmac_selftest_get_count(priv); i++) { > 841 snprintf(p, ETH_GSTRING_LEN, "%2d. %s", i + 1, 842 stmmac_selftests[i].name); 843 p += ETH_GSTRING_LEN; 844 } 845 } 846 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki