From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) (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 E18C715C0; Sat, 23 Aug 2025 21:53:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.14 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755986033; cv=none; b=SQ6AT6nLgrif3P0/tZOKoLcXMIoWL69uMRs/eVdO0hEKNp0aDXRKlLyWJ97SludagXPfv71uhiEVKQ7DH2t5mR2lgIdH04lFYqnWsHPnz0V/RAoKr6W/HYxZetVf9kKbtw1dhkAww+A1s3HPRsOnxY3q6Z1axOpX7zDRZJCZ02w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755986033; c=relaxed/simple; bh=9BXIzaov3cIKsITFD2kYAmNOig9QKsNDG5ar116bKPs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=aSoRrGJcLfrMmt7NXjWPQVpW0Q4TjxXLoCB9QSvnRf8yFzaJnOvARJhYJsEud6DTXh77usNJDVJZX3sVDn7+vk9VVjraphPh/2Z5OfBLGaMKR77rK4g61MJf8TdM8oHXwZsyV/yplXqWG6w6Q2YwZfgxk2LYFwI/IjkiOQPSyBU= 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=F1RBuD+U; arc=none smtp.client-ip=192.198.163.14 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="F1RBuD+U" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1755986031; x=1787522031; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=9BXIzaov3cIKsITFD2kYAmNOig9QKsNDG5ar116bKPs=; b=F1RBuD+UGGawQMj0uVGegqI/GFe/9guSB/nSFH4JF2N4tgCYSa0xmuwZ IMlL+vWVYx7NG7Bg9Ci52oUdDjdJyQvb5/Myyf7LVOwJwknCW7dlGkHSe KMz/ET+Kj42chNncvI5fjoIS3fR/4E02lBsu/qSkDwc/vY1YCqlx1j6l1 9RrOgimZg/SD0impyqhVAJ6Vz3gTt37pEwZiu1p+kksz1zJCaUqA+GJs7 B9SZJMVp3f0M4GmMZ5JJr2tbN9/4B35UXpD6a8YRNXncZjLxGMwd3ZVqP 6XSfyiAUfawIZZmXYROxTlRdiSP39AIKjhZusAfC8RD2oynwbtICAVUZr A==; X-CSE-ConnectionGUID: Tra55mtVT72rtchuTamBmQ== X-CSE-MsgGUID: N9rN2BaEQ5OB4EEfQf7Xdw== X-IronPort-AV: E=McAfee;i="6800,10657,11531"; a="58319421" X-IronPort-AV: E=Sophos;i="6.17,312,1747724400"; d="scan'208";a="58319421" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Aug 2025 14:53:50 -0700 X-CSE-ConnectionGUID: XxiiGVKgSbGjo2/uo1qaBQ== X-CSE-MsgGUID: RpzRL/2pTRGLvAstCrrpKg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,312,1747724400"; d="scan'208";a="168210962" Received: from lkp-server02.sh.intel.com (HELO 4ea60e6ab079) ([10.239.97.151]) by orviesa010.jf.intel.com with ESMTP; 23 Aug 2025 14:53:44 -0700 Received: from kbuild by 4ea60e6ab079 with local (Exim 4.96) (envelope-from ) id 1upwBB-000Mch-25; Sat, 23 Aug 2025 21:53:41 +0000 Date: Sun, 24 Aug 2025 05:53:22 +0800 From: kernel test robot To: Lance Yang , akpm@linux-foundation.org, fthain@linux-m68k.org, geert@linux-m68k.org, mhiramat@kernel.org, senozhatsky@chromium.org Cc: oe-kbuild-all@lists.linux.dev, lance.yang@linux.dev, amaindex@outlook.com, anna.schumaker@oracle.com, boqun.feng@gmail.com, ioworker0@gmail.com, joel.granados@kernel.org, jstultz@google.com, kent.overstreet@linux.dev, leonylgao@tencent.com, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, longman@redhat.com, mingo@redhat.com, mingzhe.yang@ly.com, oak@helsinkinet.fi, rostedt@goodmis.org, tfiga@chromium.org, will@kernel.org, stable@vger.kernel.org Subject: Re: [PATCH 1/1] hung_task: fix warnings by enforcing alignment on lock structures Message-ID: <202508240539.ARmC1Umu-lkp@intel.com> References: <20250823074048.92498-1-lance.yang@linux.dev> 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: <20250823074048.92498-1-lance.yang@linux.dev> Hi Lance, kernel test robot noticed the following build warnings: [auto build test WARNING on tip/locking/core] [also build test WARNING on akpm-mm/mm-everything sysctl/sysctl-next linus/master v6.17-rc2 next-20250822] [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/Lance-Yang/hung_task-fix-warnings-by-enforcing-alignment-on-lock-structures/20250823-164122 base: tip/locking/core patch link: https://lore.kernel.org/r/20250823074048.92498-1-lance.yang%40linux.dev patch subject: [PATCH 1/1] hung_task: fix warnings by enforcing alignment on lock structures config: x86_64-buildonly-randconfig-001-20250823 (https://download.01.org/0day-ci/archive/20250824/202508240539.ARmC1Umu-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14+deb12u1) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250824/202508240539.ARmC1Umu-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/202508240539.ARmC1Umu-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from sound/soc/codecs/mt6660.c:15: >> sound/soc/codecs/mt6660.h:28:1: warning: alignment 1 of 'struct mt6660_chip' is less than 8 [-Wpacked-not-aligned] 28 | }; | ^ >> sound/soc/codecs/mt6660.h:25:22: warning: 'io_lock' offset 49 in 'struct mt6660_chip' isn't aligned to 8 [-Wpacked-not-aligned] 25 | struct mutex io_lock; | ^~~~~~~ vim +28 sound/soc/codecs/mt6660.h f289e55c6eeb43 Jeff Chang 2020-01-16 19 f289e55c6eeb43 Jeff Chang 2020-01-16 20 struct mt6660_chip { f289e55c6eeb43 Jeff Chang 2020-01-16 21 struct i2c_client *i2c; f289e55c6eeb43 Jeff Chang 2020-01-16 22 struct device *dev; f289e55c6eeb43 Jeff Chang 2020-01-16 23 struct platform_device *param_dev; f289e55c6eeb43 Jeff Chang 2020-01-16 24 struct mt6660_platform_data plat_data; f289e55c6eeb43 Jeff Chang 2020-01-16 @25 struct mutex io_lock; f289e55c6eeb43 Jeff Chang 2020-01-16 26 struct regmap *regmap; f289e55c6eeb43 Jeff Chang 2020-01-16 27 u16 chip_rev; f289e55c6eeb43 Jeff Chang 2020-01-16 @28 }; f289e55c6eeb43 Jeff Chang 2020-01-16 29 #pragma pack(pop) f289e55c6eeb43 Jeff Chang 2020-01-16 30 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki