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X-CSE-ConnectionGUID: lO8Or8OCS5KxtkOMPp5Sfg== X-CSE-MsgGUID: P7hvbLAqRS2nMLME5o+V0w== X-IronPort-AV: E=McAfee;i="6800,10657,11683"; a="74552720" X-IronPort-AV: E=Sophos;i="6.21,257,1763452800"; d="scan'208";a="74552720" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Jan 2026 03:47:25 -0800 X-CSE-ConnectionGUID: pN+/h/nGQNOFlhsOCTXfsg== X-CSE-MsgGUID: eyeml+43SuiQIvTFOQ6I4A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,257,1763452800"; d="scan'208";a="207745659" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by orviesa009.jf.intel.com with ESMTP; 27 Jan 2026 03:47:24 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vkhXV-00000000YQu-24nY; Tue, 27 Jan 2026 11:47:21 +0000 Date: Tue, 27 Jan 2026 19:47:04 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com Subject: [linux-next:master 7457/9596] lib/tests/min_heap_kunit.c:208:1: sparse: sparse: bad integer constant expression Message-ID: <202601271908.kGAWYFQX-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: :::::: :::::: Manual check reason: "low confidence static check warning: lib/tests/min_heap_kunit.c:208:1: sparse: sparse: bad integer constant expression" :::::: BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev TO: Ryota Sakamoto CC: Andrew Morton CC: Linux Memory Management List Hi Ryota, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 615aad0f61e0c7a898184a394dc895c610100d4f commit: 30edc7fafbd64d63480f6a5c8b7d919a94fde4da [7457/9596] lib/tests: convert test_min_heap module to KUnit :::::: branch date: 12 hours ago :::::: commit date: 6 days ago config: loongarch-randconfig-r112-20260127 (https://download.01.org/0day-ci/archive/20260127/202601271908.kGAWYFQX-lkp@intel.com/config) compiler: loongarch64-linux-gcc (GCC) 14.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260127/202601271908.kGAWYFQX-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/202601271908.kGAWYFQX-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> lib/tests/min_heap_kunit.c:208:1: sparse: sparse: bad integer constant expression lib/tests/min_heap_kunit.c:208:1: sparse: sparse: static assertion failed: "MODULE_INFO(description, ...) contains embedded NUL byte" lib/tests/min_heap_kunit.c:209:1: sparse: sparse: bad integer constant expression lib/tests/min_heap_kunit.c:209:1: sparse: sparse: static assertion failed: "MODULE_INFO(license, ...) contains embedded NUL byte" vim +208 lib/tests/min_heap_kunit.c 6e24628d78e478 lib/test_min_heap.c Ian Rogers 2020-02-13 207 303474913271af lib/test_min_heap.c Jeff Johnson 2024-06-19 @208 MODULE_DESCRIPTION("Test cases for the min max heap"); :::::: The code at line 208 was first introduced by commit :::::: 303474913271af4eb3ec1c5f955d1e01682f3e1f KUnit: add missing MODULE_DESCRIPTION() macros for lib/test_*.ko :::::: TO: Jeff Johnson :::::: CC: Andrew Morton -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki