From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============3198132621190147240==" MIME-Version: 1.0 From: kernel test robot To: kbuild-all@lists.01.org Subject: [jpoimboe:objtool-test 1/1] drivers/net/wireless/mac80211_hwsim.o: warning: objtool: mac80211_hwsim_tx()+0xbe2: unreachable instruction Date: Wed, 19 Jan 2022 07:05:54 +0800 Message-ID: <202201190702.XNSXrMTK-lkp@intel.com> List-Id: --===============3198132621190147240== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable tree: https://git.kernel.org/pub/scm/linux/kernel/git/jpoimboe/linux.git = objtool-test head: 14d7c68274f2a17d5734c87971f08cd08cf862c6 commit: 14d7c68274f2a17d5734c87971f08cd08cf862c6 [1/1] objtool: prefer memo= ry clobber & %=3D to volatile & __COUNTER__ config: x86_64-rhel-8.3-func (https://download.01.org/0day-ci/archive/20220= 119/202201190702.XNSXrMTK-lkp(a)intel.com/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=3D1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/jpoimboe/linux.gi= t/commit/?id=3D14d7c68274f2a17d5734c87971f08cd08cf862c6 git remote add jpoimboe https://git.kernel.org/pub/scm/linux/kernel= /git/jpoimboe/linux.git git fetch --no-tags jpoimboe objtool-test git checkout 14d7c68274f2a17d5734c87971f08cd08cf862c6 # save the config file to linux build tree mkdir build_dir make W=3D1 O=3Dbuild_dir ARCH=3Dx86_64 SHELL=3D/bin/bash drivers/ne= t/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/net/wireless/mac80211_hwsim.o: warning: objtool: mac80211_hwsim_= tx()+0xbe2: unreachable instruction --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org --===============3198132621190147240==-- 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 E4DEDC433EF for ; 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d="scan'208";a="242497168" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Jan 2022 15:06:12 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,298,1635231600"; d="scan'208";a="693563062" Received: from lkp-server01.sh.intel.com (HELO 276f1b88eecb) ([10.239.97.150]) by orsmga005.jf.intel.com with ESMTP; 18 Jan 2022 15:06:11 -0800 Received: from kbuild by 276f1b88eecb with local (Exim 4.92) (envelope-from ) id 1n9xYI-000D1c-Fh; Tue, 18 Jan 2022 23:06:10 +0000 Date: Wed, 19 Jan 2022 07:05:54 +0800 From: kernel test robot To: Nick Desaulniers Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Josh Poimboeuf Subject: [jpoimboe:objtool-test 1/1] drivers/net/wireless/mac80211_hwsim.o: warning: objtool: mac80211_hwsim_tx()+0xbe2: unreachable instruction Message-ID: <202201190702.XNSXrMTK-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/jpoimboe/linux.git objtool-test head: 14d7c68274f2a17d5734c87971f08cd08cf862c6 commit: 14d7c68274f2a17d5734c87971f08cd08cf862c6 [1/1] objtool: prefer memory clobber & %= to volatile & __COUNTER__ config: x86_64-rhel-8.3-func (https://download.01.org/0day-ci/archive/20220119/202201190702.XNSXrMTK-lkp@intel.com/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/jpoimboe/linux.git/commit/?id=14d7c68274f2a17d5734c87971f08cd08cf862c6 git remote add jpoimboe https://git.kernel.org/pub/scm/linux/kernel/git/jpoimboe/linux.git git fetch --no-tags jpoimboe objtool-test git checkout 14d7c68274f2a17d5734c87971f08cd08cf862c6 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/net/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/net/wireless/mac80211_hwsim.o: warning: objtool: mac80211_hwsim_tx()+0xbe2: unreachable instruction --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org