From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.17]) (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 D714F2C08DD; Thu, 24 Jul 2025 12:00:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753358425; cv=none; b=Vqc7EtOkrUDTWK+Lps4QbcWmc1v/wVlZVWbMxP0sWD8CCYy93FreyBNOzQDTKYM0U/HuuMy9Vdit3q8oDnGw+vUckgP5KBUFhcHMVq3KyIFvPFPMcgYvpmoYFi3PkpfohcqWiKechr6yNHMY55o7zueyd2G0prdRN87IJsOXjSo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753358425; c=relaxed/simple; bh=E959aFyB7Fz7wM1ihx+E3PvvcL2j2BmEZFA2aVmLOhc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=AIvqom2jDgMcY+9SlOyel/4UKeKgxK+bbVyz8nSC3rb6oh/wlZ4bYRL744ZHawP652N7vdkNP0gwT9Qdnn8rXqZuvMxItT9R2HW7wNAcNA1g25H8T7uPFfUWQWPyTbVSu2zYsTPxP6dKYE5wV2a5Kx7dJFbDrgGgJp8yu+eccsU= 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=No4s5Z+m; arc=none smtp.client-ip=198.175.65.17 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="No4s5Z+m" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1753358423; x=1784894423; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=E959aFyB7Fz7wM1ihx+E3PvvcL2j2BmEZFA2aVmLOhc=; b=No4s5Z+muSMzeoJ0O9Dp2FEtkbJDVvTWxK7YSvSmcBnfzna6LO6RiHjE lCMucQTcanfVIF75dXcB7lE6dmwV4Ir017eVlrADMztQtHFRkyOAn7QeE 0jO23TprDZW5vVrifOQcPReT66MtbjattOzdj7Am8ifoUp970YjsZ8B9e DtZUwQ0HSmCYIE9hgtAGLCnJcPSvViaaNCQbgxrqG5UZeZDuoK83r6QsS RV9KSrz21de+Jg3z4EOR2v6iYL3Tmi+j7CFBM/x5knfKRRimvygBMusTE xqUqfybuQAozHBJDSuS1pf6h3YDEJxt0iPI2CJAFRsEpjp59HwePSJYc3 w==; X-CSE-ConnectionGUID: q3b+T8ZHSOep4WtSK2bwqA== X-CSE-MsgGUID: fESbx4CKTva3Wt3/d3YATA== X-IronPort-AV: E=McAfee;i="6800,10657,11501"; a="55635948" X-IronPort-AV: E=Sophos;i="6.16,337,1744095600"; d="scan'208";a="55635948" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Jul 2025 05:00:22 -0700 X-CSE-ConnectionGUID: um94yLrvQkeieesPNbWB8Q== X-CSE-MsgGUID: 58mHhrkeTRuAwGrnTU6UFw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,337,1744095600"; d="scan'208";a="165734118" Received: from lkp-server01.sh.intel.com (HELO 9ee84586c615) ([10.239.97.150]) by orviesa005.jf.intel.com with ESMTP; 24 Jul 2025 05:00:19 -0700 Received: from kbuild by 9ee84586c615 with local (Exim 4.96) (envelope-from ) id 1ueucS-000KP7-03; Thu, 24 Jul 2025 12:00:16 +0000 Date: Thu, 24 Jul 2025 20:00:01 +0800 From: kernel test robot To: Ashish Kalra , joro@8bytes.org, suravee.suthikulpanit@amd.com, thomas.lendacky@amd.com, Sairaj.ArunKodilkar@amd.com, Vasant.Hegde@amd.com, herbert@gondor.apana.org.au Cc: oe-kbuild-all@lists.linux.dev, seanjc@google.com, pbonzini@redhat.com, will@kernel.org, robin.murphy@arm.com, john.allen@amd.com, davem@davemloft.net, michael.roth@amd.com, iommu@lists.linux.dev, linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org, kvm@vger.kernel.org Subject: Re: [PATCH v4 1/4] iommu/amd: Add support to remap/unmap IOMMU buffers for kdump Message-ID: <202507241929.76UExdsw-lkp@intel.com> References: <6a48567cd99a0ef915862b3c6590d1415d287870.1753133022.git.ashish.kalra@amd.com> Precedence: bulk X-Mailing-List: kvm@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: <6a48567cd99a0ef915862b3c6590d1415d287870.1753133022.git.ashish.kalra@amd.com> Hi Ashish, kernel test robot noticed the following build warnings: [auto build test WARNING on herbert-cryptodev-2.6/master] [also build test WARNING on herbert-crypto-2.6/master linus/master v6.16-rc7 next-20250724] [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/Ashish-Kalra/iommu-amd-Add-support-to-remap-unmap-IOMMU-buffers-for-kdump/20250722-055642 base: https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master patch link: https://lore.kernel.org/r/6a48567cd99a0ef915862b3c6590d1415d287870.1753133022.git.ashish.kalra%40amd.com patch subject: [PATCH v4 1/4] iommu/amd: Add support to remap/unmap IOMMU buffers for kdump config: x86_64-randconfig-r133-20250724 (https://download.01.org/0day-ci/archive/20250724/202507241929.76UExdsw-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/20250724/202507241929.76UExdsw-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/202507241929.76UExdsw-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/iommu/amd/init.c:723:41: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@ drivers/iommu/amd/init.c:723:41: sparse: expected void * drivers/iommu/amd/init.c:723:41: sparse: got void [noderef] __iomem * >> drivers/iommu/amd/init.c:723:41: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@ drivers/iommu/amd/init.c:723:41: sparse: expected void * drivers/iommu/amd/init.c:723:41: sparse: got void [noderef] __iomem * >> drivers/iommu/amd/init.c:723:41: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@ drivers/iommu/amd/init.c:723:41: sparse: expected void * drivers/iommu/amd/init.c:723:41: sparse: got void [noderef] __iomem * vim +723 drivers/iommu/amd/init.c 707 708 static inline void *iommu_memremap(unsigned long paddr, size_t size) 709 { 710 phys_addr_t phys; 711 712 if (!paddr) 713 return NULL; 714 715 /* 716 * Obtain true physical address in kdump kernel when SME is enabled. 717 * Currently, previous kernel with SME enabled and kdump kernel 718 * with SME support disabled is not supported. 719 */ 720 phys = __sme_clr(paddr); 721 722 if (cc_platform_has(CC_ATTR_HOST_MEM_ENCRYPT)) > 723 return ioremap_encrypted(phys, size); 724 else 725 return memremap(phys, size, MEMREMAP_WB); 726 } 727 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki