From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.6 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AC8F2C433E1 for ; Thu, 20 Aug 2020 00:34:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 806FB2078D for ; Thu, 20 Aug 2020 00:34:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726867AbgHTAep (ORCPT ); Wed, 19 Aug 2020 20:34:45 -0400 Received: from mga06.intel.com ([134.134.136.31]:7673 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726681AbgHTAeo (ORCPT ); Wed, 19 Aug 2020 20:34:44 -0400 IronPort-SDR: EauY4riZJCl36P4jWmGSBoTjenjyGNQ/diN0hXLLcfM2zEkPip2XPX7Y7XlJ3EFZK6rq/S1GXN HWfW04f5nzSw== X-IronPort-AV: E=McAfee;i="6000,8403,9718"; a="216751054" X-IronPort-AV: E=Sophos;i="5.76,332,1592895600"; d="scan'208";a="216751054" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2020 17:34:43 -0700 IronPort-SDR: nJmm0rF6UwMP7YmtFr8ehyHe2KjZmYZSek3t/nBnoCMsQqknuuzvozT/fgomnxxidyEP/KInLl W446bRfSzxLA== X-IronPort-AV: E=Sophos;i="5.76,332,1592895600"; d="scan'208";a="472442155" Received: from rongch2-mobl.ccr.corp.intel.com (HELO [10.238.4.3]) ([10.238.4.3]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2020 17:34:41 -0700 Subject: Re: [kbuild-all] Re: drivers/net/wireless/ti/wlcore/main.c:700:9: sparse: sparse: context imbalance in 'wlcore_irq' - different lock contexts for basic block To: Tony Lindgren , kernel test robot Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Kalle Valo References: <202008111908.j7IQlv5Q%lkp@intel.com> <20200817102821.GE2994@atomide.com> From: "Chen, Rong A" Message-ID: Date: Thu, 20 Aug 2020 08:34:37 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <20200817102821.GE2994@atomide.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 8/17/2020 6:28 PM, Tony Lindgren wrote: > Hi, > > * kernel test robot [200811 11:55]: >> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master >> head: 00e4db51259a5f936fec1424b884f029479d3981 >> commit: 35fba0f0fd762a8b87d403ae3c723e0061c4aa25 wlcore: Use spin_trylock in wlcore_irq() to see if we need to queue tx >> date: 4 weeks ago >> config: mips-randconfig-s032-20200811 (attached as .config) >> compiler: mips64-linux-gcc (GCC) 9.3.0 >> reproduce: >> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross >> chmod +x ~/bin/make.cross >> # apt-get install sparse >> # sparse version: v0.6.2-168-g9554805c-dirty >> git checkout 35fba0f0fd762a8b87d403ae3c723e0061c4aa25 >> # save the attached .config to linux build tree >> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=mips >> >> If you fix the issue, kindly add following tag as appropriate >> Reported-by: kernel test robot >> >> >> sparse warnings: (new ones prefixed by >>) >> >> drivers/net/wireless/ti/wlcore/main.c:643:34: sparse: sparse: context imbalance in 'wlcore_irq_locked' - different lock contexts for basic block >>>> drivers/net/wireless/ti/wlcore/main.c:700:9: sparse: sparse: context imbalance in 'wlcore_irq' - different lock contexts for basic block > I tried to reproduce this with cross compiling for ARM using sparse-0.6.2, > but don't see any similar warnings. > > Is this only happening on mips for some reason? > > Regards, > > Tony > Hi Tony, Sorry for the inconvenience, please ignore this report, there is something wrong in the bot. Best Regards, Rong Chen