From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (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 73A1814A4F7; Fri, 29 Mar 2024 14:46:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711723620; cv=none; b=Qf9VgavmVsJQH2fAuzOIbxYAk48GHeU5k9QkHwBQoog+zmresAzfbbCOFNWV7YLtfKelwYVN0s6+j1DNnXFN5sM2mePJ0Azm1s9pn2a05c0M0Flc1qpFmWynE2oTu7JLBGXiyVYtqecJi5nxtK2xPoVxKQlsOi2NAf2LxNXulKQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711723620; c=relaxed/simple; bh=LGMJXyDZTVCuXPUZLYQj+Fw5Q8AJgz3+78O0ba93CKE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=U4++TXEMUBYt9Y73LkkHmdPpKRVI2xwzCarHaNBUUMjPozrBFUN+tMzRqEfAEbRsE+TCGSucOqUZQWMzAAs+WpW1fDfRrVXwqUJNQ5l+6zmFinRi31/YEIWq+UVFIWCC73AI3l3t/HawOyjyR6omIL/xVTWihlrX07f1fnEpX1o= 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=GFyceD+d; arc=none smtp.client-ip=192.198.163.7 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="GFyceD+d" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1711723618; x=1743259618; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=LGMJXyDZTVCuXPUZLYQj+Fw5Q8AJgz3+78O0ba93CKE=; b=GFyceD+deTNXirmfkO8hgTy8hjAyxstAovt/QEBTw7zTqV4FafIT1i6o Mn080mVcvEIXnxG1BLEan2bUbj8XAXetOAmqfF1gDLkPIhdzlZpUbGPI0 xHhjpDDbNowwF75wrqz0tDHaJuVja9msdoi7pM7oQ2uabEe6rogPhTLgm fuBd+5sCIHlSqLUfulz3WsUmJB5gomS37BXU2HScGU8spG7gZFjIJ1jQw j16Gz/1Qp4ung590nosZpeDSwJr3Rb7eK5f6E2pnqIX7yMz0+OqlhdEJS TSh82U81nmsggu6CdPkbhFKGimpmR3l6BZpwxr2gMmObT2PrnkDpkFvQf g==; X-CSE-ConnectionGUID: IdxaVO6RTwaSTeoZY+xXgg== X-CSE-MsgGUID: 29rkbP8LTTCxDsFY4piyIg== X-IronPort-AV: E=McAfee;i="6600,9927,11028"; a="32315449" X-IronPort-AV: E=Sophos;i="6.07,165,1708416000"; d="scan'208";a="32315449" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Mar 2024 07:46:57 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,165,1708416000"; d="scan'208";a="21729837" Received: from lkp-server01.sh.intel.com (HELO be39aa325d23) ([10.239.97.150]) by orviesa004.jf.intel.com with ESMTP; 29 Mar 2024 07:46:53 -0700 Received: from kbuild by be39aa325d23 with local (Exim 4.96) (envelope-from ) id 1rqDVK-0003HC-1t; Fri, 29 Mar 2024 14:46:50 +0000 Date: Fri, 29 Mar 2024 22:46:01 +0800 From: kernel test robot To: Lai Jiangshan , linux-kernel@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, rcu@vger.kernel.org, x86@kernel.org, Lai Jiangshan , "Paul E. McKenney" , Peter Zijlstra , Frederic Weisbecker , Andy Lutomirski , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" Subject: Re: [PATCH 10/10] x86/rcu: Add THUNK rcu_read_unlock_special_thunk Message-ID: <202403292233.1m5tWJY5-lkp@intel.com> References: <20240328075318.83039-11-jiangshanlai@gmail.com> Precedence: bulk X-Mailing-List: rcu@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: <20240328075318.83039-11-jiangshanlai@gmail.com> Hi Lai, kernel test robot noticed the following build errors: [auto build test ERROR on paulmck-rcu/dev] [also build test ERROR on tip/locking/core tip/sched/core tip/x86/asm tip/master linus/master v6.9-rc1 next-20240328] [cannot apply to tip/x86/core tip/auto-latest] [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/Lai-Jiangshan/lib-Use-rcu_preempt_depth-to-replace-current-rcu_read_lock_nesting/20240328-155513 base: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev patch link: https://lore.kernel.org/r/20240328075318.83039-11-jiangshanlai%40gmail.com patch subject: [PATCH 10/10] x86/rcu: Add THUNK rcu_read_unlock_special_thunk config: i386-alldefconfig (https://download.01.org/0day-ci/archive/20240329/202403292233.1m5tWJY5-lkp@intel.com/config) compiler: gcc-12 (Ubuntu 12.3.0-9ubuntu2) 12.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240329/202403292233.1m5tWJY5-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/202403292233.1m5tWJY5-lkp@intel.com/ All errors (new ones prefixed by >>): ld: init/main.o: in function `rest_init': >> main.c:(.ref.text+0x96): undefined reference to `rcu_read_unlock_special_thunk' >> ld: main.c:(.ref.text+0x9d): undefined reference to `rcu_read_unlock_special_thunk' ld: arch/x86/events/intel/ds.o: in function `intel_pmu_drain_bts_buffer': >> ds.c:(.text+0x2cd9): undefined reference to `rcu_read_unlock_special_thunk' ld: arch/x86/kernel/nmi.o: in function `nmi_handle': >> nmi.c:(.text+0x2e9): undefined reference to `rcu_read_unlock_special_thunk' ld: arch/x86/kernel/alternative.o: in function `__text_poke': >> alternative.c:(.text+0x531): undefined reference to `rcu_read_unlock_special_thunk' ld: arch/x86/mm/init.o:init.c:(.init.text+0xf1): more undefined references to `rcu_read_unlock_special_thunk' follow -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki