From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) (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 27AD31DF743 for ; Wed, 13 Nov 2024 12:41:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731501675; cv=none; b=j2uTXI2OTuzJDrjY9GLqJvBLjieuyToCGoi7it71l2nXvck9ncTmoQf+vTil//0MhK/g232AL4pG2NObO5pddJ6Zb1kJJPaVz8Ni1kvNpK50tRt5UHeFbyyWONCEF4LnepM6X8En+trheFAfxUc/Q2LEis/GG0e+voiMufzvVzI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731501675; c=relaxed/simple; bh=KSSfOuMGhC3q5EI6IsrxUQ2ucDor056uF8lEBcPjaj8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=UWn4z3oKAuMpAGl6yYfTXzx3blUa9Zv80Z/NExgYOYTAEoIyKhKWAO0/uX1fT/pdWC6yqpNP2ruUHMmvLAm8xVQv7GCAxo/SI12d+1aiegJAMhCpmhCf0EB/bWDp6PxyHH/UutkqSajMRdeRVl/6no3stDHf6jrHPg6TP9tSklE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=bSuVOysx; arc=none smtp.client-ip=192.198.163.18 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="bSuVOysx" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1731501673; x=1763037673; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=KSSfOuMGhC3q5EI6IsrxUQ2ucDor056uF8lEBcPjaj8=; b=bSuVOysxdxVentg5FJspUalCGFqUdmnqJh76wDHljrIMSXW4EJp0SjpA oeg5nrxKQcX2SSVOZergOtNzwlbQ3CMVw+7BEqerdXA1Zn8bOfDJ+04D5 nlW/Lk/J8fLxqKfGfJ0lsqU8Br29yViIoAFqe1X+u9g+R5FSOtNgmUQIj Owt2jk8R53gIpPjXwrWS0iM/xObZtf8cd2rsNUr+2kw8kjqNIYFW7NnWo vko3p4g7GhSJnJcN1PEJA7qdkziB8bduhWgezC8opLjV29dA4n1eMIrdZ vSrNST4bQeGuOmWXTGrrlC/N1sJjq38jHr2noNAhcxa8+LF1tJmY5y/f2 A==; X-CSE-ConnectionGUID: G4i5sJJaQTCa54577/3hmQ== X-CSE-MsgGUID: 6KkBR6XtQJSyGbp2fwJ3bA== X-IronPort-AV: E=McAfee;i="6700,10204,11254"; a="30784416" X-IronPort-AV: E=Sophos;i="6.12,150,1728975600"; d="scan'208";a="30784416" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Nov 2024 04:41:12 -0800 X-CSE-ConnectionGUID: HcuAhA75Q7qx83V038xdXg== X-CSE-MsgGUID: LHFSecGRTuq7im81N8SCLg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,150,1728975600"; d="scan'208";a="87431170" Received: from lkp-server01.sh.intel.com (HELO 80bd855f15b3) ([10.239.97.150]) by fmviesa006.fm.intel.com with ESMTP; 13 Nov 2024 04:41:11 -0800 Received: from kbuild by 80bd855f15b3 with local (Exim 4.96) (envelope-from ) id 1tBCgG-0000Np-31; Wed, 13 Nov 2024 12:41:08 +0000 Date: Wed, 13 Nov 2024 20:40:34 +0800 From: kernel test robot To: Liu Chao , linux-kernel@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, lixiaokeng@huawei.com, caihe@huawei.com Subject: Re: [PATCH] Add interface to trigger backtrace on specified CPUs Message-ID: <202411132038.ZTErSl6v-lkp@intel.com> References: <20241112125609.1406586-1-liuchao173@huawei.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241112125609.1406586-1-liuchao173@huawei.com> Hi Liu, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-nonmm-unstable] [also build test ERROR on linus/master v6.12-rc7 next-20241113] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Liu-Chao/Add-interface-to-trigger-backtrace-on-specified-CPUs/20241112-210050 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable patch link: https://lore.kernel.org/r/20241112125609.1406586-1-liuchao173%40huawei.com patch subject: [PATCH] Add interface to trigger backtrace on specified CPUs config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20241113/202411132038.ZTErSl6v-lkp@intel.com/config) compiler: arceb-elf-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241113/202411132038.ZTErSl6v-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/202411132038.ZTErSl6v-lkp@intel.com/ All errors (new ones prefixed by >>): >> kernel/backtrace.c:29:19: error: 'no_llseek' undeclared here (not in a function); did you mean 'noop_llseek'? 29 | .llseek = no_llseek, | ^~~~~~~~~ | noop_llseek vim +29 kernel/backtrace.c 25 26 static const struct file_operations backtrace_fops = { 27 .owner = THIS_MODULE, 28 .write = backtrace_write, > 29 .llseek = no_llseek, 30 }; 31 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki