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 25F18C433F5 for ; Tue, 17 May 2022 10:00:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244828AbiEQKAa (ORCPT ); Tue, 17 May 2022 06:00:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51918 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240213AbiEQKAU (ORCPT ); Tue, 17 May 2022 06:00:20 -0400 Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C4AA138181 for ; Tue, 17 May 2022 03:00:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1652781619; x=1684317619; h=date:from:to:cc:subject:message-id:mime-version; bh=F2+NXD/aW4xt/uExC7MtNoUKzDWRGFyOvhW+PDBUJss=; b=hgoH0svPpnFxZrMGEx8hg9t7roLZYaUQT1Xsz9eaQ7tyoUMeYUx21AQf Qce/NVHJeOzUTPvu3VJ0kaWkvZ6dKnpmAAD+/eh/Giy/Sszusbb+G5W0P lc4kgYf70HPw4eeN5DnCwzlXeRjuoju8zkAkWnc89oXmGTrSluoU6F/wS mq7IHPw1YNrIkfK6Eaxi5Y7uF6VBvpj+S6Mp1hjYH4M/mGskFq2lp9BHH zkz6DzN2JVm9KU9ql1WLJjmwsMZWcBf3hhZ2D5Iw67FYJtlM8r4C4qAb/ wjp6g8fQwynL0F32Q7MiNP3THfIBkslxASf4Sph1D2DgafcOircDpeTxK w==; X-IronPort-AV: E=McAfee;i="6400,9594,10349"; a="253182551" X-IronPort-AV: E=Sophos;i="5.91,232,1647327600"; d="scan'208";a="253182551" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 May 2022 03:00:19 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,232,1647327600"; d="scan'208";a="555705943" Received: from lkp-server02.sh.intel.com (HELO 242b25809ac7) ([10.239.97.151]) by orsmga002.jf.intel.com with ESMTP; 17 May 2022 03:00:18 -0700 Received: from kbuild by 242b25809ac7 with local (Exim 4.95) (envelope-from ) id 1nqu01-0000q5-Jp; Tue, 17 May 2022 10:00:17 +0000 Date: Tue, 17 May 2022 17:59:46 +0800 From: kernel test robot To: Jens Axboe Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman Subject: [linux-stable-rc:linux-5.17.y 1443/2373] fs/io_uring.o: warning: objtool: io_req_prep()+0x4f: unreachable instruction Message-ID: <202205171702.ifM3QFjG-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 tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.17.y head: e1382731ef4e5e1634896596ebe74e48b9ed2b73 commit: 0e76afd78907c78bb7f5c0cce17a4afecd2b126f [1443/2373] io_uring: defer splice/tee file validity check until command issue config: x86_64-randconfig-c022-20220516 (https://download.01.org/0day-ci/archive/20220517/202205171702.ifM3QFjG-lkp@intel.com/config) compiler: gcc-11 (Debian 11.2.0-20) 11.2.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=0e76afd78907c78bb7f5c0cce17a4afecd2b126f git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git git fetch --no-tags linux-stable-rc linux-5.17.y git checkout 0e76afd78907c78bb7f5c0cce17a4afecd2b126f # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): fs/io_uring.c: In function '__io_submit_flush_completions': fs/io_uring.c:2515:40: warning: variable 'prev' set but not used [-Wunused-but-set-variable] 2515 | struct io_wq_work_node *node, *prev; | ^~~~ >> fs/io_uring.o: warning: objtool: io_req_prep()+0x4f: unreachable instruction -- 0-DAY CI Kernel Test Service https://01.org/lkp