From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (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 75E3FBE5E; Mon, 22 Dec 2025 07:07:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766387238; cv=none; b=L92dcH80fSwcu/7OdDVNGsEwUzMAIje3fk123a6ygjw0VHubV2+DYcDyfbJkdZGDHkGA+TMzsXHT7gsCJY+QGcM2/Hpmo9AGG1jOtU6B6Ru6oxMvLZyR6ztW0Or51twgL2nbygouvx2r57BHJFuPlmNnS3o2OhIdo1w+Z8lvzAQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766387238; c=relaxed/simple; bh=xquC/ZtLPEmL6feVlQbJymRtSyA+/fsIowL3msNYlxc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=I2lZ2GJQBz+cLQR3nWRZg8noq7pchXHeMHgn9Txx9d9se+ppakehg0oK1clHgWsf9IdBtqdTWwlZvoWGghyEx5ZK/ZhkXKI0ACOpIl8bb8sEtVTK7mC6R9O7BGn+4dPu+yP62gdirBXgTTDJNTrWj89HbZ+h2s/xr/dw/rWfiA8= 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=eb5B2t3e; arc=none smtp.client-ip=192.198.163.8 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="eb5B2t3e" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1766387237; x=1797923237; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=xquC/ZtLPEmL6feVlQbJymRtSyA+/fsIowL3msNYlxc=; b=eb5B2t3e29g168SoW8TVqM2xjIywVZnLjDCJQ+LXN0GQZrIJbiZFrO0v A9xVNrRi57SDYHaTNKvLA9pODdV4yUdg0XQrwWKCmlT5ZWx3MdjWg4iZi uQFrzqFGoaMDnxaUK3sa58h1L17fcEReovmIgvuubWxwHTbqRlJnu3pv4 nsvDpu78XWAiXR/Xqha9PJUuVLrby2sz4LDy2PVLKGakE+u2gjCzRruRC EqvU2+anyZtccdP/qgnh0MgKkFK6fAMXVe1nKF0a9LW9ZijzcJbuXAHys z+2bUSbIg63aLxRi2f3MzgbC7NFQ98y7ZI1IlrBq266nZbSX5rpE6r6Vs g==; X-CSE-ConnectionGUID: hf/nxm+iQPupGC0uneGCQg== X-CSE-MsgGUID: ZPDDX0o8T6awNHO1m2zmqQ== X-IronPort-AV: E=McAfee;i="6800,10657,11649"; a="85824977" X-IronPort-AV: E=Sophos;i="6.21,167,1763452800"; d="scan'208";a="85824977" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Dec 2025 23:07:17 -0800 X-CSE-ConnectionGUID: kENd7rnKRTWi/HU71dZVPg== X-CSE-MsgGUID: HfGPHM63S0eQdZxYvFHHRw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,167,1763452800"; d="scan'208";a="199098955" Received: from lkp-server02.sh.intel.com (HELO dd3453e2b682) ([10.239.97.151]) by fmviesa007.fm.intel.com with ESMTP; 21 Dec 2025 23:07:13 -0800 Received: from kbuild by dd3453e2b682 with local (Exim 4.98.2) (envelope-from ) id 1vXa0Y-000000000Bd-12qq; Mon, 22 Dec 2025 07:07:07 +0000 Date: Mon, 22 Dec 2025 15:06:11 +0800 From: kernel test robot To: Wanpeng Li , Peter Zijlstra , Ingo Molnar , Thomas Gleixner , Paolo Bonzini , Sean Christopherson Cc: oe-kbuild-all@lists.linux.dev, K Prateek Nayak , Christian Borntraeger , Steven Rostedt , Vincent Guittot , Juri Lelli , linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Wanpeng Li Subject: Re: [PATCH v2 5/9] sched/fair: Wire up yield deboost in yield_to_task_fair() Message-ID: <202512221456.139kcj5R-lkp@intel.com> References: <20251219035334.39790-6-kernellwp@gmail.com> Precedence: bulk X-Mailing-List: kvm@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: <20251219035334.39790-6-kernellwp@gmail.com> Hi Wanpeng, kernel test robot noticed the following build errors: [auto build test ERROR on kvm/queue] [also build test ERROR on kvm/next tip/sched/core peterz-queue/sched/core tip/master linus/master v6.19-rc2 next-20251219] [cannot apply to kvm/linux-next 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/Wanpeng-Li/sched-fair-Add-rate-limiting-and-validation-helpers/20251219-125353 base: https://git.kernel.org/pub/scm/virt/kvm/kvm.git queue patch link: https://lore.kernel.org/r/20251219035334.39790-6-kernellwp%40gmail.com patch subject: [PATCH v2 5/9] sched/fair: Wire up yield deboost in yield_to_task_fair() config: m68k-allnoconfig (https://download.01.org/0day-ci/archive/20251222/202512221456.139kcj5R-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251222/202512221456.139kcj5R-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/202512221456.139kcj5R-lkp@intel.com/ All errors (new ones prefixed by >>): m68k-linux-ld: kernel/sched/fair.o: in function `yield_deboost_calculate_penalty': >> fair.c:(.text+0x278c): undefined reference to `__udivdi3' -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki