From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=192.198.163.7 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792943808; b=4ndLgkYMFYiecCpyhRvQYU+f1FyrjWnZ5ja1HuHrUTfaOKY3DVVrdvBJsAmBYKu3Qq3Q gNge5LcQI9Z9L2K9R53ddFNG7y66ynNdFQU7womyqH2JxIGMhnhGX/XW1EhMnWy9AOtE6 11bxjkVawkID3xtkzDno+afiaM4YVYdFuaeFaE1D3/J2G00oru+iizvODgmTT57SYwdAD HaIP/wOKe5dsJG5PEeUA8hS9RNamvPVfOytuK0VQ0Io4mZTCSFhuyCV+f9XK/sa6LEDox PfbvcCrBfgAE7RvA/mGB14kXvahXemff4CkteguJzZF6HCf+uMQMQykSfT1jtjgCyvQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792943808; h=DMARC-Filter:DKIM-Signature:X-CSE-ConnectionGUID:X-CSE-MsgGUID: X-IronPort-AV:X-IronPort-AV:Received:X-CSE-ConnectionGUID: X-CSE-MsgGUID:X-ExtLoop1:X-IronPort-AV:Received:Received:Date:From:To: Cc:Subject:Message-ID:References:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; bh=D+0uTd7Fiz1PdKYJmseZKlTaqxjqpV5wpYTf0qfw+zM=; b=zY9bDphgP8mTzi/PXcPPzGSj3zgsRKCho11LkGEAwZx1wLa0yYoYNRCYp9nnI8KXGfv9 OS0hXMd9gknJOGkfpDSVj/cro7i0sI2FCSzch1D4vfStqOGz46dy5xpc8bJdaaVABgvT4 DGiPjQtwiDk8rYaR4dHLdjobmPqVDuZ+CN8riXZtVzuzw1mro9ZBqir7FATrVwN/EItOy YV7gwlC8yTCk3ZUArwsFgVdMMjZK8zwREobtWT5OQAIQHz9cCsqLBUUR7GUIleR60ltmX lK05lyb4Cp9/irj9FbkFK/duJXDAmNlKd8cZiFUUVPxhVxdbRhfqBo466978s3x4U6w== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b="BUWLqz//"; arc=none smtp.remote-ip=192.198.163.7 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1B04D606A31A for ; Sun, 25 Oct 2026 15:56:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 1B04D606A31A 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, unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=BUWLqz// DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1792943806; x=1824479806; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=EawrB5XjZB0XigDCkN5Uy3YrorGxG3YhVJWfxLhFgNA=; b=BUWLqz//A4DMUmraVYH2j1vysSKavDBWJp+DxjW8r9U9iGVCUqEpJ6Fg RE6VSDn8K4dzXFOJbx9q2YtAfCm53gkiZGWAtg6M51d4ENhBZqpWWsG0T ZAP3dSCSONQ8eOOB7Q06WUlBfGbaBYtFZXr8tEg3ALKsY8UHOdmlj3bRU AqpyfH7/qMFJFpT8QSy/CEPsREMYB61e6Huo8DFAqwTOubK67hWCi554m 3T2LRU4OLlpfuR/BbNkBhTRtexFKf6NGIAXKbEgukOT5svIYk95VZTM0l MbvrxQFpQpwcpsojDAOVWlwxcSJwVRPBkkty7v8wAP4dc1Fhg3U8ZEPuZ w==; X-CSE-ConnectionGUID: vdUa90FjTN+gfbmxb420AQ== X-CSE-MsgGUID: kmOYdO5AQHi9qrmQjVN8nw== X-IronPort-AV: E=McAfee;i="6800,10657,11946"; a="1515173" X-IronPort-AV: E=Sophos;i="6.27,178,1787036400"; d="scan'208";a="1515173" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2026 08:56:45 -0700 X-CSE-ConnectionGUID: AHxzXgnvTe+0W6sDduprHQ== X-CSE-MsgGUID: KtU5TZNoQZC5RRgiOwWm4A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,178,1787036400"; d="scan'208";a="4403549" Received: from lkp-server01.sh.intel.com (HELO 0caa9d2d175c) ([10.239.97.150]) by fmviesa001.fm.intel.com with ESMTP; 25 Oct 2026 08:56:42 -0700 Received: from kbuild by 0caa9d2d175c with local (Exim 4.98.2) (envelope-from ) id 1xL0aO-00000000Uss-0G5A; Sun, 25 Oct 2026 15:56:40 +0000 Date: Sun, 25 Oct 2026 23:55:41 +0800 From: kernel test robot To: Qais Yousef , Ingo Molnar , Peter Zijlstra , Vincent Guittot Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Christian Loehle , Dietmar Eggemann , Steven Rostedt , John Stultz , linux-kernel@vger.kernel.org, Qais Yousef , Wei Wang Subject: Re: [PATCH] sched/uclamp: Fix race condition leading to imbalanced uclamp_rq Message-ID: <202610252327.6QJlXAiY-lkp@intel.com> References: <20261024233945.74794-1-qyousef@layalina.io> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261024233945.74794-1-qyousef@layalina.io> Hi Qais, kernel test robot noticed the following build errors: [auto build test ERROR on tip/sched/core] [also build test ERROR on tip/master peterz-queue/sched/core linus/master v7.3 next-20261023] [cannot apply to 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/Qais-Yousef/sched-uclamp-Fix-race-condition-leading-to-imbalanced-uclamp_rq/20261025-003945 base: tip/sched/core patch link: https://lore.kernel.org/r/20261024233945.74794-1-qyousef%40layalina.io patch subject: [PATCH] sched/uclamp: Fix race condition leading to imbalanced uclamp_rq config: arm-allnoconfig (https://download.01.org/0day-ci/archive/20261025/202610252327.6QJlXAiY-lkp@intel.com/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261025/202610252327.6QJlXAiY-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/202610252327.6QJlXAiY-lkp@intel.com/ All errors (new ones prefixed by >>): >> ld.lld: error: duplicate symbol: init_uclamp_rq >>> defined at core.c >>> kernel/sched/core.o:(init_uclamp_rq) in archive vmlinux.a >>> defined at fair.c >>> kernel/sched/fair.o:(.text+0x1) in archive vmlinux.a -- >> ld.lld: error: duplicate symbol: init_uclamp_rq >>> defined at core.c >>> kernel/sched/core.o:(init_uclamp_rq) in archive vmlinux.a >>> defined at build_utility.c >>> kernel/sched/build_utility.o:(.text+0x1) in archive vmlinux.a -- >> ld.lld: error: duplicate symbol: init_uclamp_rq >>> defined at core.c >>> kernel/sched/core.o:(init_uclamp_rq) in archive vmlinux.a >>> defined at build_policy.c >>> kernel/sched/build_policy.o:(.text+0x1) in archive vmlinux.a -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki