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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 155CAC433F5 for ; Fri, 25 Feb 2022 22:48:15 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 57FCD8D0002; Fri, 25 Feb 2022 17:48:15 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 507CF8D0001; Fri, 25 Feb 2022 17:48:15 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 3A9968D0002; Fri, 25 Feb 2022 17:48:15 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (relay.hostedemail.com [64.99.140.27]) by kanga.kvack.org (Postfix) with ESMTP id 2D34F8D0001 for ; Fri, 25 Feb 2022 17:48:15 -0500 (EST) Received: from smtpin02.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay12.hostedemail.com (Postfix) with ESMTP id 04F851205B6 for ; Fri, 25 Feb 2022 22:48:14 +0000 (UTC) X-FDA: 79182792150.02.77EB81A Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by imf02.hostedemail.com (Postfix) with ESMTP id BA662820C4 for ; Fri, 25 Feb 2022 22:39:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1645828770; x=1677364770; h=date:from:to:cc:subject:message-id:mime-version: content-transfer-encoding; bh=z/sVVnuly1B+AXd2uUmxBvspANUk4dpZ/CzoO3EkKtA=; b=jdJvKQpQUZBuRPm7gsyoXG5EcmiB/WvBDqOnmsQat4gjZC2yaXOYKGp3 7LlQNURObOLNLKESTqk983wwBcRSVHnzX8bnjSVmf1Pi33Yy/Vr9trVl9 pL9sKKePlAP6f/+ZhcTdHlhy6wzXPBcCt4FK/GiloZ+H2uc8Tm8mu7Hwy snq2AHB2gpJFb6I5CmMXy8gkivhkWm3Qpo0A9ZkoZrYlvYXXXISY/EBaD gjfdXtBEH0rfzHOg/WTWdnIA/5FdCRIIROEwGzz52SjfeI1UUWb968wEK h4DP0SZNsyUFAE3cCjMsT73lUHVpR9hOTmtHJmzN2L3ArqgH5iQRzumr3 g==; X-IronPort-AV: E=McAfee;i="6200,9189,10269"; a="315809361" X-IronPort-AV: E=Sophos;i="5.90,137,1643702400"; d="scan'208";a="315809361" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Feb 2022 14:39:28 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,137,1643702400"; d="scan'208";a="506840094" Received: from lkp-server01.sh.intel.com (HELO 788b1cd46f0d) ([10.239.97.150]) by orsmga002.jf.intel.com with ESMTP; 25 Feb 2022 14:39:26 -0800 Received: from kbuild by 788b1cd46f0d with local (Exim 4.92) (envelope-from ) id 1nNjFF-0004mo-TY; Fri, 25 Feb 2022 22:39:25 +0000 Date: Sat, 26 Feb 2022 06:38:31 +0800 From: kernel test robot To: Kees Cook Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Andrew Morton , Linux Memory Management List Subject: drivers/char/tpm/tpm_ibmvtpm.c:366:30: sparse: sparse: incorrect type in argument 1 (different address spaces) Message-ID: <202202260624.Hq5VpVpn-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Mutt/1.10.1 (2018-07-13) X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: BA662820C4 X-Rspam-User: Authentication-Results: imf02.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=jdJvKQpQ; dmarc=pass (policy=none) header.from=intel.com; spf=none (imf02.hostedemail.com: domain of lkp@intel.com has no SPF policy when checking 134.134.136.100) smtp.mailfrom=lkp@intel.com X-Stat-Signature: b73o7i9tryd833yea3o3qhhz79ha8yej X-HE-Tag: 1645828769-731255 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 53ab78cd6d5aba25575a7cfb95729336ba9497d8 commit: 72d67229f522e3331d1eabd9f58d36ae080eb228 slab: clean up function prototypes date: 4 months ago config: powerpc64-randconfig-s032-20220226 (https://download.01.org/0day-ci/archive/20220226/202202260624.Hq5VpVpn-lkp@intel.com/config) compiler: powerpc64-linux-gcc (GCC) 11.2.0 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: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=72d67229f522e3331d1eabd9f58d36ae080eb228 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 72d67229f522e3331d1eabd9f58d36ae080eb228 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/char/tpm/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) drivers/char/tpm/tpm_ibmvtpm.c:125:30: sparse: sparse: cast removes address space '__iomem' of expression drivers/char/tpm/tpm_ibmvtpm.c:126:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem *rtce_buf @@ drivers/char/tpm/tpm_ibmvtpm.c:126:23: sparse: expected void * drivers/char/tpm/tpm_ibmvtpm.c:126:23: sparse: got void [noderef] __iomem *rtce_buf drivers/char/tpm/tpm_ibmvtpm.c:229:17: sparse: sparse: cast removes address space '__iomem' of expression >> drivers/char/tpm/tpm_ibmvtpm.c:366:30: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const *objp @@ got void [noderef] __iomem *rtce_buf @@ drivers/char/tpm/tpm_ibmvtpm.c:366:30: sparse: expected void const *objp drivers/char/tpm/tpm_ibmvtpm.c:366:30: sparse: got void [noderef] __iomem *rtce_buf drivers/char/tpm/tpm_ibmvtpm.c:525:43: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __iomem *rtce_buf @@ got void * @@ drivers/char/tpm/tpm_ibmvtpm.c:525:43: sparse: expected void [noderef] __iomem *rtce_buf drivers/char/tpm/tpm_ibmvtpm.c:525:43: sparse: got void * drivers/char/tpm/tpm_ibmvtpm.c:532:52: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void *ptr @@ got void [noderef] __iomem *rtce_buf @@ drivers/char/tpm/tpm_ibmvtpm.c:532:52: sparse: expected void *ptr drivers/char/tpm/tpm_ibmvtpm.c:532:52: sparse: got void [noderef] __iomem *rtce_buf drivers/char/tpm/tpm_ibmvtpm.c:538:46: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const *objp @@ got void [noderef] __iomem *rtce_buf @@ drivers/char/tpm/tpm_ibmvtpm.c:538:46: sparse: expected void const *objp drivers/char/tpm/tpm_ibmvtpm.c:538:46: sparse: got void [noderef] __iomem *rtce_buf vim +366 drivers/char/tpm/tpm_ibmvtpm.c 132f76294744244 Ashley Lai 2012-08-22 336 132f76294744244 Ashley Lai 2012-08-22 337 /** 132f76294744244 Ashley Lai 2012-08-22 338 * tpm_ibmvtpm_remove - ibm vtpm remove entry point 132f76294744244 Ashley Lai 2012-08-22 339 * @vdev: vio device struct 132f76294744244 Ashley Lai 2012-08-22 340 * 93c12f293f87982 Winkler, Tomas 2016-11-23 341 * Return: Always 0. 132f76294744244 Ashley Lai 2012-08-22 342 */ 386a966f5ce71a0 Uwe Kleine-König 2021-02-25 343 static void tpm_ibmvtpm_remove(struct vio_dev *vdev) 132f76294744244 Ashley Lai 2012-08-22 344 { 9e0d39d8a6a0a88 Christophe Ricard 2016-03-31 345 struct tpm_chip *chip = dev_get_drvdata(&vdev->dev); 9e0d39d8a6a0a88 Christophe Ricard 2016-03-31 346 struct ibmvtpm_dev *ibmvtpm = dev_get_drvdata(&chip->dev); 132f76294744244 Ashley Lai 2012-08-22 347 int rc = 0; 132f76294744244 Ashley Lai 2012-08-22 348 afb5abc262e9620 Jarkko Sakkinen 2014-12-12 349 tpm_chip_unregister(chip); afb5abc262e9620 Jarkko Sakkinen 2014-12-12 350 132f76294744244 Ashley Lai 2012-08-22 351 free_irq(vdev->irq, ibmvtpm); 132f76294744244 Ashley Lai 2012-08-22 352 132f76294744244 Ashley Lai 2012-08-22 353 do { 132f76294744244 Ashley Lai 2012-08-22 354 if (rc) 132f76294744244 Ashley Lai 2012-08-22 355 msleep(100); 132f76294744244 Ashley Lai 2012-08-22 356 rc = plpar_hcall_norets(H_FREE_CRQ, vdev->unit_address); 132f76294744244 Ashley Lai 2012-08-22 357 } while (rc == H_BUSY || H_IS_LONG_BUSY(rc)); 132f76294744244 Ashley Lai 2012-08-22 358 132f76294744244 Ashley Lai 2012-08-22 359 dma_unmap_single(ibmvtpm->dev, ibmvtpm->crq_dma_handle, 132f76294744244 Ashley Lai 2012-08-22 360 CRQ_RES_BUF_SIZE, DMA_BIDIRECTIONAL); 132f76294744244 Ashley Lai 2012-08-22 361 free_page((unsigned long)ibmvtpm->crq_queue.crq_addr); 132f76294744244 Ashley Lai 2012-08-22 362 132f76294744244 Ashley Lai 2012-08-22 363 if (ibmvtpm->rtce_buf) { 132f76294744244 Ashley Lai 2012-08-22 364 dma_unmap_single(ibmvtpm->dev, ibmvtpm->rtce_dma_handle, 132f76294744244 Ashley Lai 2012-08-22 365 ibmvtpm->rtce_size, DMA_BIDIRECTIONAL); 132f76294744244 Ashley Lai 2012-08-22 @366 kfree(ibmvtpm->rtce_buf); 132f76294744244 Ashley Lai 2012-08-22 367 } 132f76294744244 Ashley Lai 2012-08-22 368 132f76294744244 Ashley Lai 2012-08-22 369 kfree(ibmvtpm); 31574d321c70f6d Hon Ching \(Vicky\ Lo 2017-03-15 370) /* For tpm_ibmvtpm_get_desired_dma */ 31574d321c70f6d Hon Ching \(Vicky\ Lo 2017-03-15 371) dev_set_drvdata(&vdev->dev, NULL); 132f76294744244 Ashley Lai 2012-08-22 372 } 132f76294744244 Ashley Lai 2012-08-22 373 :::::: The code at line 366 was first introduced by commit :::::: 132f7629474424418a5cdd666796ad3cfa4dc0c5 drivers/char/tpm: Add new device driver to support IBM vTPM :::::: TO: Ashley Lai :::::: CC: Kent Yoder --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org