From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E3040C4167B for ; Thu, 2 Nov 2023 17:18:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1377173AbjKBRSK (ORCPT ); Thu, 2 Nov 2023 13:18:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33754 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347676AbjKBRSH (ORCPT ); Thu, 2 Nov 2023 13:18:07 -0400 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.126]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EFC301AC for ; Thu, 2 Nov 2023 10:17:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1698945469; x=1730481469; h=date:from:to:cc:subject:message-id:mime-version; bh=6/lRIzVgAOoGETCFiDbglY9NWMmHNVkEXyLup1k0O0c=; b=DHjJ+dDbgzdbDYs33gTG94P8YJdcxqpFvEuetRcpZ9lvNQoxtC3gvHme 7kT1XEnqruLFqwyljO2GgB45F2E+iiPnpH/ZWjhsWkgpqUJctXBRFEgIC Wi/egdqk0+yrinS5aQdn2YzfJrBTwkfcAvyu53DUABZ7bY+ueZor5PLxj LNhS/Tn2ePNYRXFQXI18fQODCoabRWqfV+yjGxQ62Xw3IJVP4UE5ChV7I GBpmkzsuu0h2ifmpLqVsy4Y5AIjPHCsfCtyvgPPMxVy9TL4WD9NzyHk++ oBsUr4AVJrnJI+DmiXaJsH9ZIKDWvT3tYM2dkFH4hp+83z96UIaEy6/JW w==; X-IronPort-AV: E=McAfee;i="6600,9927,10882"; a="373806339" X-IronPort-AV: E=Sophos;i="6.03,272,1694761200"; d="scan'208";a="373806339" 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 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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