From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) (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 F3A6715B9 for ; Wed, 11 May 2022 07:00:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1652252434; x=1683788434; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=yUDPoolSmBC2fJxAtJibtJzafu/kAu6gRvpRDe10vXc=; b=gPIHEwXWY54L4Z3n9vAicGfv7GzvXjHF+z1uooaNY59m2EzzOJA8K3OZ dv/XmBF67eoGA+bG/T1wrjVPUFVhhoy0w3kRg5dxxg3k/IAfyrK5Pkdf+ Kk6yVkPn46+5hGTG6UYt0xakt8H/HdU/i7yTkQRelRqpSCpUftJrGGK43 bC17Heidow6s8RUKcF7+cSuZeGonPN77T/L9gAhgpd2GXh5BRlWd0trA3 pDmf0V+4vqDgYGkcn5nQjXMHIE/Wtf4E0WMA3LQm8cxA9WmYGGgCoEz3w HXlQh7XVdYemswE0yPnja0Hu11M8yOs1cyvp9JhXrt5cz8msdHx8sWRtz w==; X-IronPort-AV: E=McAfee;i="6400,9594,10343"; a="251660201" X-IronPort-AV: E=Sophos;i="5.91,216,1647327600"; d="scan'208";a="251660201" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 May 2022 00:00:33 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,216,1647327600"; d="scan'208";a="520395788" Received: from lkp-server01.sh.intel.com (HELO 5056e131ad90) ([10.239.97.150]) by orsmga003.jf.intel.com with ESMTP; 11 May 2022 00:00:32 -0700 Received: from kbuild by 5056e131ad90 with local (Exim 4.95) (envelope-from ) id 1nogKl-000Ip5-CR; Wed, 11 May 2022 07:00:31 +0000 Date: Wed, 11 May 2022 15:00:26 +0800 From: kernel test robot To: Yosry Ahmed Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org Subject: Re: [RFC PATCH bpf-next 2/9] cgroup: bpf: flush bpf stats on rstat flush Message-ID: <202205111459.Odbvkmpv-lkp@intel.com> References: <20220510001807.4132027-3-yosryahmed@google.com> 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: <20220510001807.4132027-3-yosryahmed@google.com> Hi Yosry, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on bpf/master] [also build test ERROR on tj-cgroup/for-next v5.18-rc6 next-20220510] [cannot apply to bpf-next/master] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/intel-lab-lkp/linux/commits/Yosry-Ahmed/bpf-cgroup-hierarchical-stats-collection/20220510-082111 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git master config: hexagon-randconfig-r045-20220509 (https://download.01.org/0day-ci/archive/20220511/202205111459.Odbvkmpv-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 18dd123c56754edf62c7042dcf23185c3727610f) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/e341c92f64ca5bb6606ac7e20ea2fc35f366dc3e git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Yosry-Ahmed/bpf-cgroup-hierarchical-stats-collection/20220510-082111 git checkout e341c92f64ca5bb6606ac7e20ea2fc35f366dc3e # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: bpf_run_rstat_flushers >>> referenced by rstat.c:186 (kernel/cgroup/rstat.c:186) >>> cgroup/rstat.o:(cgroup_rstat_flush_locked) in archive kernel/built-in.a >>> referenced by rstat.c:186 (kernel/cgroup/rstat.c:186) >>> cgroup/rstat.o:(cgroup_rstat_flush_locked) in archive kernel/built-in.a -- 0-DAY CI Kernel Test Service https://01.org/lkp