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X-IronPort-AV: E=McAfee;i="6600,9927,10882"; a="373806340" X-IronPort-AV: E=Sophos;i="6.03,272,1694761200"; d="scan'208";a="373806340" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Nov 2023 10:17:49 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10882"; a="884957850" X-IronPort-AV: E=Sophos;i="6.03,272,1694761200"; d="scan'208";a="884957850" Received: from lkp-server01.sh.intel.com (HELO 17d9e85e5079) ([10.239.97.150]) by orsmga004.jf.intel.com with ESMTP; 02 Nov 2023 10:17:48 -0700 Received: from kbuild by 17d9e85e5079 with local (Exim 4.96) (envelope-from ) id 1qybKD-0001hn-2a; Thu, 02 Nov 2023 17:17:45 +0000 Date: Fri, 3 Nov 2023 01:16:59 +0800 From: kernel test robot To: Thomas =?iso-8859-1?Q?Wei=DFschuh?= Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Andrew Morton , Linux Memory Management List Subject: mm/memfd.c:271:1: sparse: sparse: Using plain integer as NULL pointer Message-ID: <202311030146.4SJnQUwE-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 10DEE4001E X-Stat-Signature: couwphjonrxg6kiydm9odqzdinh59fd4 X-HE-Tag: 1698945470-389658 X-HE-Meta: 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 r0nImTnK Ws4XrK6ly6hongBAjwsr5ypcxCiff2HLJ54AEOY0HEDQ7JyE+W/K8TppL1jv+CxkwCaZMXbd2ClMyT6ItpVwEbCSq02tzRQVT43vM2gOcukf1y9Q6P5pfdB+oJ6HMw9kZkSyXFHbFldnTHoY75sI1XAqPiJoxUmGAVgYl2ouWddc77+EdGiI9/eOzpH9N7KdVG/InS4CJWy2sBd9iuMhqy5IISbwbLUNoJDt/kATw0/S+VoedeITK1Uq8nbJTfLAeMndvbpcTJgxCebmoNTcq+1+xoV6mkvWMkjnMnfepHpRsqN2B122bN4YHQ2a9KewHReNKwBz+p0RDzzFuRQYwkD0ZCoZaVklNZeLrUqt/rb66sQzvX5o3lC62SgIn+juwQok4J0jratlkeuY= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Thomas, FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 21e80f3841c01aeaf32d7aee7bbc87b3db1aa0c6 commit: 626e98cb0366e66bdc2088918aecabee1fc6c4b2 mm: make MEMFD_CREATE into a selectable config option date: 3 months ago config: s390-randconfig-r133-20231102 (https://download.01.org/0day-ci/archive/20231103/202311030146.4SJnQUwE-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20231103/202311030146.4SJnQUwE-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/202311030146.4SJnQUwE-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> mm/memfd.c:271:1: sparse: sparse: Using plain integer as NULL pointer >> mm/memfd.c:271:1: sparse: sparse: Using plain integer as NULL pointer vim +271 mm/memfd.c 5d752600a8c373 Mike Kravetz 2018-06-07 270 5d752600a8c373 Mike Kravetz 2018-06-07 @271 SYSCALL_DEFINE2(memfd_create, :::::: The code at line 271 was first introduced by commit :::::: 5d752600a8c373382264392f5b573b2fc9c0e8ea mm: restructure memfd code :::::: TO: Mike Kravetz :::::: CC: Linus Torvalds -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki