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 1BB4AECAAD3 for ; Fri, 9 Sep 2022 07:29:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229572AbiIIH3V (ORCPT ); Fri, 9 Sep 2022 03:29:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50134 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229639AbiIIH3U (ORCPT ); Fri, 9 Sep 2022 03:29:20 -0400 Received: from mga06.intel.com (mga06b.intel.com [134.134.136.31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 346EB11EA5A for ; Fri, 9 Sep 2022 00:29:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1662708559; x=1694244559; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Pu51tEy4/PIJD5Ecb4usui0DQoruWr34Fyrm8KTKhvY=; b=DepnDB1VipDfFDXawC3Nv+6wgMAoKVeyKqvAxdy7XWCCol84sGm6TrXQ 2+JgnCKYlJ4UuF5ZzMgGDKYd4D8zAA/EDCf/1yNpWlm8L0WtWSZZQ0P0y RXp3oLGE7eanOxTyqOr678ReklnnKavvIqfwkPeh25A9obe/h0MKmjnex 5nk7SysR6UcScLPf5oRRFnP7XRV+5hfKtKKsHtaSVpg6yQ3DwlValCPS8 tYFy4weR+QEMlXJWAjHG99goHFpCsG+iHpW9gnHfiKie9/FCdWV/jy7wG jBo/HW7rpsrhYPBgnWwq5bzcf35a9qd98LH5GKSxEKFVpjKLrhMaTKEgE A==; X-IronPort-AV: E=McAfee;i="6500,9779,10464"; a="359143073" X-IronPort-AV: E=Sophos;i="5.93,302,1654585200"; d="scan'208";a="359143073" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Sep 2022 00:28:59 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,302,1654585200"; d="scan'208";a="740965787" Received: from lkp-server02.sh.intel.com (HELO b2938d2e5c5a) ([10.239.97.151]) by orsmga004.jf.intel.com with ESMTP; 09 Sep 2022 00:28:56 -0700 Received: from kbuild by b2938d2e5c5a with local (Exim 4.96) (envelope-from ) id 1oWYRb-0000rJ-2H; Fri, 09 Sep 2022 07:28:55 +0000 Date: Fri, 9 Sep 2022 15:27:57 +0800 From: kernel test robot To: Jiri Olsa , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko Cc: kbuild-all@lists.01.org, syzbot+2251879aa068ad9c960d@syzkaller.appspotmail.com, bpf@vger.kernel.org, Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo Subject: Re: [PATCH bpf-next] bpf: Prevent bpf program recursion for raw tracepoint probes Message-ID: <202209091544.TU8KWEUM-lkp@intel.com> References: <20220908114659.102775-1-jolsa@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220908114659.102775-1-jolsa@kernel.org> Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Hi Jiri, I love your patch! Yet something to improve: [auto build test ERROR on bpf-next/master] url: https://github.com/intel-lab-lkp/linux/commits/Jiri-Olsa/bpf-Prevent-bpf-program-recursion-for-raw-tracepoint-probes/20220908-194832 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master config: x86_64-randconfig-c022 (https://download.01.org/0day-ci/archive/20220909/202209091544.TU8KWEUM-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-5) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/f68b567cfb6572c20e431242a440cc5f01452485 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Jiri-Olsa/bpf-Prevent-bpf-program-recursion-for-raw-tracepoint-probes/20220908-194832 git checkout f68b567cfb6572c20e431242a440cc5f01452485 # 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 where applicable Reported-by: kernel test robot All errors (new ones prefixed by >>): ld: kernel/trace/bpf_trace.o: in function `__bpf_trace_run': kernel/trace/bpf_trace.c:2046: undefined reference to `bpf_prog_inc_misses_counter' >> ld: kernel/trace/bpf_trace.c:2046: undefined reference to `bpf_prog_inc_misses_counter' >> ld: kernel/trace/bpf_trace.c:2046: undefined reference to `bpf_prog_inc_misses_counter' >> ld: kernel/trace/bpf_trace.c:2046: undefined reference to `bpf_prog_inc_misses_counter' >> ld: kernel/trace/bpf_trace.c:2046: undefined reference to `bpf_prog_inc_misses_counter' ld: kernel/trace/bpf_trace.o:kernel/trace/bpf_trace.c:2046: more undefined references to `bpf_prog_inc_misses_counter' follow -- 0-DAY CI Kernel Test Service https://01.org/lkp