From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.65]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6F7D656458; Tue, 5 Dec 2023 11:47:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="PX2b4XNJ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1701776858; x=1733312858; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Et+Xza31FNtHe5uhFOn7Lea9bEswFiKoJ5m6yuAIHhY=; b=PX2b4XNJXUdaYPzmOYCCy7ZGt6FFxJY29XRHOUSfy+6pNF1KKNglESHk 0Wy6FE9u90CWSPK+Qe2mgwGzZAhBhuTW/nQDaTmv9ePGzSe8B2ZNr+rBc kaUJ6mYvZjdXU1Rjjikw2ARGEPwulENu8lqDX0HHfnFTBpQMRL1cXzPF5 CbRE7V5UQQy2SrHgraC+OHG5sNb90Fm/+NjDQdAcrCa4YKn4TPs7FJLpW Vdwq83QBsFzOUvyTQWbaEBBFo1tu9xmVCqUH5kSpA1MrQlQUSCs4l8N4X bGYDL00jmdH7ySydEI2bU45PF7tJQ4tPmFcOBO+608zhxmRNW56yPNijE g==; X-IronPort-AV: E=McAfee;i="6600,9927,10914"; a="397778081" X-IronPort-AV: E=Sophos;i="6.04,252,1695711600"; d="scan'208";a="397778081" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Dec 2023 03:47:37 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10914"; a="764304062" X-IronPort-AV: E=Sophos;i="6.04,252,1695711600"; d="scan'208";a="764304062" Received: from lkp-server02.sh.intel.com (HELO b07ab15da5fe) ([10.239.97.151]) by orsmga007.jf.intel.com with ESMTP; 05 Dec 2023 03:47:35 -0800 Received: from kbuild by b07ab15da5fe with local (Exim 4.96) (envelope-from ) id 1rATtk-0008uS-34; Tue, 05 Dec 2023 11:47:32 +0000 Date: Tue, 5 Dec 2023 19:46:34 +0800 From: kernel test robot To: Andrii Nakryiko , bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, martin.lau@kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, andrii@kernel.org, kernel-team@meta.com Subject: Re: [PATCH bpf-next 08/13] bpf: move subprog call logic back to verifier.c Message-ID: <202312051900.XRWfHJW0-lkp@intel.com> References: <20231204233931.49758-9-andrii@kernel.org> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231204233931.49758-9-andrii@kernel.org> Hi Andrii, kernel test robot noticed the following build warnings: [auto build test WARNING on bpf-next/master] url: https://github.com/intel-lab-lkp/linux/commits/Andrii-Nakryiko/bpf-log-PTR_TO_MEM-memory-size-in-verifier-log/20231205-074451 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master patch link: https://lore.kernel.org/r/20231204233931.49758-9-andrii%40kernel.org patch subject: [PATCH bpf-next 08/13] bpf: move subprog call logic back to verifier.c config: x86_64-randconfig-004-20231205 (https://download.01.org/0day-ci/archive/20231205/202312051900.XRWfHJW0-lkp@intel.com/config) compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231205/202312051900.XRWfHJW0-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/202312051900.XRWfHJW0-lkp@intel.com/ All warnings (new ones prefixed by >>): >> kernel/bpf/verifier.c:5083:5: warning: no previous prototype for function 'check_ptr_off_reg' [-Wmissing-prototypes] int check_ptr_off_reg(struct bpf_verifier_env *env, ^ kernel/bpf/verifier.c:5083:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int check_ptr_off_reg(struct bpf_verifier_env *env, ^ static >> kernel/bpf/verifier.c:7268:5: warning: no previous prototype for function 'check_mem_reg' [-Wmissing-prototypes] int check_mem_reg(struct bpf_verifier_env *env, struct bpf_reg_state *reg, ^ kernel/bpf/verifier.c:7268:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int check_mem_reg(struct bpf_verifier_env *env, struct bpf_reg_state *reg, ^ static >> kernel/bpf/verifier.c:8254:5: warning: no previous prototype for function 'check_func_arg_reg_off' [-Wmissing-prototypes] int check_func_arg_reg_off(struct bpf_verifier_env *env, ^ kernel/bpf/verifier.c:8254:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int check_func_arg_reg_off(struct bpf_verifier_env *env, ^ static 3 warnings generated. vim +/check_ptr_off_reg +5083 kernel/bpf/verifier.c e9147b4422e1f3 Kumar Kartikeya Dwivedi 2022-04-15 5082 e9147b4422e1f3 Kumar Kartikeya Dwivedi 2022-04-15 @5083 int check_ptr_off_reg(struct bpf_verifier_env *env, e9147b4422e1f3 Kumar Kartikeya Dwivedi 2022-04-15 5084 const struct bpf_reg_state *reg, int regno) e9147b4422e1f3 Kumar Kartikeya Dwivedi 2022-04-15 5085 { e9147b4422e1f3 Kumar Kartikeya Dwivedi 2022-04-15 5086 return __check_ptr_off_reg(env, reg, regno, false); e9147b4422e1f3 Kumar Kartikeya Dwivedi 2022-04-15 5087 } e9147b4422e1f3 Kumar Kartikeya Dwivedi 2022-04-15 5088 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki