From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) (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 4942B322A1F; Tue, 7 Apr 2026 04:00:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.11 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775534442; cv=none; b=l3/8QsYNWouuqU3XdfW7UMH4jCheqUNrYLVtrZQk28EtMHLOPjzYyYjIUw/YRNLlaebapos0rjKEYF3R7RDDgppx+C66JSRbgOTqYjOYoI55HQaeIAAgM7vqEtlsJkEGCct0IHYkjgSjs78QiDyuxPQiJkyoIHQAN1XE/9tfRa8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775534442; c=relaxed/simple; bh=JqFdJQvh+85MPvdIPOcWvJHfvP/feCTUskARF7qj5uI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=dHG7uzgELFk2UafbYc7OUtjl7aMxAfMsYvTD+fPKCs44JX4klxzzuMlm7tkaBGOT+V6+CSB8XOveISU07F8QPdau35rVDp0TdkIrc8m3+n9g5M4ScFzoPuh6A4zM3krO6zbKO3V+s7XnuBp0EufcjZm/Ju1hiL+gvv+jNGP7dgY= 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=jzJ9ghw9; arc=none smtp.client-ip=198.175.65.11 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="jzJ9ghw9" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1775534441; x=1807070441; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=JqFdJQvh+85MPvdIPOcWvJHfvP/feCTUskARF7qj5uI=; b=jzJ9ghw9rftXO3e0sVC9fZX9rl9CNNIBA5yLDctd3SI5mq/w0jUS2Blr p5ZBmX3X621iqyhyyRqhcd7Cbkzzeqc7+fGZMgDyMn9ha0mkTAGkk6H6g axvY5Ew9kuKekTs6YYJ48GtMm3GChDaqS9vpllXd7QdmDc/N2/bZekQ8b SqgFHg/Xk9ficD7gVlIHYjivJxECvecI/m9EbHFtkpjwmwCNw3DCGh0It bTDOWWGRm0PiPE5J3FjCLuY2LpUs3yoXJzAnpaWSZuqCJxibzNimk0qam 1drhxb11zZEF2p5Eacmc8PGlsGs0dHWC78JcWfIQfmX8qC67dDxM1AcKj Q==; X-CSE-ConnectionGUID: /EyzCGAPSBOJcKryjNqQuw== X-CSE-MsgGUID: byxajDrES2qxhyMxN/vK3Q== X-IronPort-AV: E=McAfee;i="6800,10657,11751"; a="86782269" X-IronPort-AV: E=Sophos;i="6.23,164,1770624000"; d="scan'208";a="86782269" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Apr 2026 21:00:41 -0700 X-CSE-ConnectionGUID: wDIAC8YER5KdCC0LiDS5wg== X-CSE-MsgGUID: +3YWodOqRAGptbgPT5PLSQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,164,1770624000"; d="scan'208";a="224844901" Received: from lkp-server01.sh.intel.com (HELO d00eb8a6782a) ([10.239.97.150]) by fmviesa007.fm.intel.com with ESMTP; 06 Apr 2026 21:00:37 -0700 Received: from kbuild by d00eb8a6782a with local (Exim 4.98.2) (envelope-from ) id 1w9xc9-0000000007F-1hKX; Tue, 07 Apr 2026 04:00:33 +0000 Date: Tue, 7 Apr 2026 12:00:22 +0800 From: kernel test robot To: Yunseong Kim , Kees Cook Cc: oe-kbuild-all@lists.linux.dev, Arnd Bergmann , Greg Kroah-Hartman , linux-kernel@vger.kernel.org, Peter Zijlstra , Ingo Molnar , Will Deacon , Boqun Feng , Waiman Long , Shuah Khan , Tzung-Bi Shih , linux-mm@kvack.org, linux-kselftest@vger.kernel.org, max.byungchul.park@gmail.com, "kernel_team@skhynix.com" , kernel-team@lge.com, Yunseong Kim , Byungchul Park , Yeoreum Yun Subject: Re: [PATCH] lkdtm: Add folio_lock deadlock scenarios Message-ID: <202604051743.4BM8o6lT-lkp@intel.com> References: <20260402143947.162844-1-ysk@kzalloc.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: <20260402143947.162844-1-ysk@kzalloc.com> Hi Yunseong, kernel test robot noticed the following build warnings: [auto build test WARNING on char-misc/char-misc-testing] [also build test WARNING on char-misc/char-misc-next char-misc/char-misc-linus kees/for-next/pstore kees/for-next/kspp shuah-kselftest/next shuah-kselftest/fixes soc/for-next linus/master v7.0-rc6 next-20260403] [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/Yunseong-Kim/lkdtm-Add-folio_lock-deadlock-scenarios/20260405-145013 base: char-misc/char-misc-testing patch link: https://lore.kernel.org/r/20260402143947.162844-1-ysk%40kzalloc.com patch subject: [PATCH] lkdtm: Add folio_lock deadlock scenarios config: s390-randconfig-002-20260405 (https://download.01.org/0day-ci/archive/20260405/202604051743.4BM8o6lT-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 14.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260405/202604051743.4BM8o6lT-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/202604051743.4BM8o6lT-lkp@intel.com/ All warnings (new ones prefixed by >>): >> Warning: drivers/misc/lkdtm/deadlock.c:228 function parameter '' not described in 'lkdtm_waiter_thread' >> Warning: drivers/misc/lkdtm/deadlock.c:228 function parameter '' not described in 'lkdtm_waiter_thread' Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for OF_GPIO Depends on [n]: GPIOLIB [=y] && OF [=y] && HAS_IOMEM [=n] Selected by [y]: - REGULATOR_RT5133 [=y] && REGULATOR [=y] && I2C [=y] && GPIOLIB [=y] && OF [=y] -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki