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X-CSE-ConnectionGUID: ve3YilA9SMKXBHVcFJqblw== X-CSE-MsgGUID: ahDmZKCzQAaNwFQi8sxnnQ== X-IronPort-AV: E=McAfee;i="6800,10657,11916"; a="90078999" X-IronPort-AV: E=Sophos;i="6.27,123,1787036400"; d="scan'208";a="90078999" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Sep 2026 17:59:15 -0700 X-CSE-ConnectionGUID: MuacwnjySbmdiyWQs8LuBw== X-CSE-MsgGUID: fygT6+ycQvWTChUQ4/hjwg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,123,1787036400"; d="scan'208";a="277837592" Received: from igk-lkp-server01.igk.intel.com (HELO 7278393c7b39) ([10.211.93.152]) by orviesa004.jf.intel.com with ESMTP; 25 Sep 2026 17:59:14 -0700 Received: from kbuild by 7278393c7b39 with local (Exim 4.98.2) (envelope-from ) id 1xAGkv-00000000095-15W7; Sat, 26 Sep 2026 00:59:09 +0000 Date: Sat, 26 Sep 2026 02:58:53 +0200 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com, Dan Carpenter Subject: [arnd-playground:randconfig-7.3-next 428/673] mm/mmap.c:630 __do_sys_mmap2() warn: bitwise AND condition is false here Message-ID: <202609260253.DKqZX8BZ-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: BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev TO: Arnd Bergmann tree: https://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground.git randconfig-7.3-next head: 0a1affa74ef2f2c5c5ee74fc604e47a1aefdd286 commit: 4d3c9be36cf7289309c7c25302ca4aa669df9032 [428/673] treewide: replace mmap_pgoff() with mmap2() :::::: branch date: 6 days ago :::::: commit date: 9 days ago config: i386-randconfig-2200-20260925 (https://download.01.org/0day-ci/archive/20260926/202609260253.DKqZX8BZ-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 smatch: v0.5.0-9187-g5189e3fb 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 | Reported-by: Dan Carpenter | Closes: https://lore.kernel.org/r/202609260253.DKqZX8BZ-lkp@intel.com/ smatch warnings: mm/mmap.c:630 __do_sys_mmap2() warn: bitwise AND condition is false here mm/mmap.c:630 __do_sys_mmap2() warn: bitwise AND condition is false here vim +630 mm/mmap.c 66f0dc481e5b80 Hugh Dickins 2009-12-30 625 4d3c9be36cf728 Arnd Bergmann 2021-12-22 626 SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len, a90f590a1bee36 Dominik Brodowski 2018-03-11 627 unsigned long, prot, unsigned long, flags, 4d3c9be36cf728 Arnd Bergmann 2021-12-22 628 unsigned long, fd, unsigned long, off_4k) a90f590a1bee36 Dominik Brodowski 2018-03-11 629 { 4d3c9be36cf728 Arnd Bergmann 2021-12-22 @630 if (off_4k & (~PAGE_MASK >> 12)) 4d3c9be36cf728 Arnd Bergmann 2021-12-22 631 return -EINVAL; 4d3c9be36cf728 Arnd Bergmann 2021-12-22 632 4d3c9be36cf728 Arnd Bergmann 2021-12-22 633 off_4k >>= (PAGE_SHIFT - 12); 4d3c9be36cf728 Arnd Bergmann 2021-12-22 634 4d3c9be36cf728 Arnd Bergmann 2021-12-22 635 return ksys_mmap_pgoff(addr, len, prot, flags, fd, off_4k); a90f590a1bee36 Dominik Brodowski 2018-03-11 636 } a90f590a1bee36 Dominik Brodowski 2018-03-11 637 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki