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X-OriginatorOrg: intel.com tree: https://gitee.com/anolis/intel-cloud-kernel.git devel-6.6 head: 1cb14b8ebd706a55e3cb0251941355687e595e1d commit: fdeec2f4f3f7d414eb7b9cf11360e7268bed1615 [254/254] anolis: tools/selftest: add cpu identity coverage :::::: branch date: 20 hours ago :::::: commit date: 3 months ago config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260827/202608271113.nWwO5k5V-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260827/202608271113.nWwO5k5V-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/r/202608271113.nWwO5k5V-lkp@intel.com/ All warnings (new ones prefixed by >>): test_cpu_identity.c: In function 'test_identity_hierarchy_counts': >> test_cpu_identity.c:943:62: warning: 'snprintf' output may be truncated before the last format character [-Wformat-truncation=] 943 | snprintf(expeller_path, sizeof(expeller_path), "%s/%s", parent_path, | ^ test_cpu_identity.c:943:9: note: 'snprintf' output 2 or more bytes (assuming 4097) into a destination of size 4096 943 | snprintf(expeller_path, sizeof(expeller_path), "%s/%s", parent_path, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 944 | strrchr(expeller, '/') + 1); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~ test_cpu_identity.c:945:62: warning: 'snprintf' output may be truncated before the last format character [-Wformat-truncation=] 945 | snprintf(expellee_path, sizeof(expellee_path), "%s/%s", parent_path, | ^ test_cpu_identity.c:945:9: note: 'snprintf' output 2 or more bytes (assuming 4097) into a destination of size 4096 945 | snprintf(expellee_path, sizeof(expellee_path), "%s/%s", parent_path, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 946 | strrchr(expellee, '/') + 1); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~ test_cpu_identity.c: In function 'run_multi_child_parent_throttle_pressure': >> test_cpu_identity.c:1555:76: warning: '/' directive output may be truncated writing 1 byte into a region of size between 0 and 4095 [-Wformat-truncation=] 1555 | snprintf(throttle_parent_path, sizeof(throttle_parent_path), "%s/%s/%s", | ^ test_cpu_identity.c:1555:9: note: 'snprintf' output 3 or more bytes (assuming 4098) into a destination of size 4096 1555 | snprintf(throttle_parent_path, sizeof(throttle_parent_path), "%s/%s/%s", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1556 | parent_path, strrchr(normal, '/') + 1, strrchr(throttle_parent, '/') + 1); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ test_cpu_identity.c:1558:72: warning: 'snprintf' output may be truncated before the last format character [-Wformat-truncation=] 1558 | snprintf(child_paths[i], sizeof(child_paths[i]), "%s/%s", | ^ test_cpu_identity.c:1558:17: note: 'snprintf' output 2 or more bytes (assuming 4097) into a destination of size 4096 1558 | snprintf(child_paths[i], sizeof(child_paths[i]), "%s/%s", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1559 | throttle_parent_path, strrchr(children[i], '/') + 1); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki