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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C805FC61DE5 for ; Sat, 21 Feb 2026 14:27:13 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C803510E046; Sat, 21 Feb 2026 14:27:12 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="CIFbM1fU"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.16]) by gabe.freedesktop.org (Postfix) with ESMTPS id C7ED410E035 for ; Sat, 21 Feb 2026 14:27:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1771684031; x=1803220031; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=7qmlvR0Yq0nrTCBBuGiyvxnV7w579oImjS5HrfNKpuQ=; b=CIFbM1fUQBhALv3m86MZAfwUfKI+rsfTex2nHvzWHHDb6CRaiG6Pj9G0 94lt5/2UBYvD9nHNeJ90viJlHCZbYebEVI0mnckiksiT+PpsqXlzWdYB8 AsSAhYOLFoHZDWzk30eT9meqUyP1k433/Y1vmWxanYwBQqK8N7SV02Jb8 Jm7RiGa/TK8WlEPFNVdr2MtWlYvFI0ss52n6dX2wEhrity3LrmoJVx99n enO/cykZFrVPmniWJmWTGgiA8iq30j29ixBfCbCZZrAnpqimzWWby2xlU vczWBnOembuNP55wM+e+JahIwnqWXXe30gIvw52dBmFsavyhYsFiBoID6 g==; X-CSE-ConnectionGUID: c2don3RQS6u4gg+fqb+CUQ== X-CSE-MsgGUID: WiXEXYl6R3OeWhmkpPBEcQ== X-IronPort-AV: E=McAfee;i="6800,10657,11708"; a="60322793" X-IronPort-AV: E=Sophos;i="6.21,304,1763452800"; d="scan'208";a="60322793" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Feb 2026 06:27:11 -0800 X-CSE-ConnectionGUID: 0rvlshFARF2eV5jB7Xv0XQ== X-CSE-MsgGUID: lFBHB36jS8WwZ9Rzjgyl8A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,304,1763452800"; d="scan'208";a="214217038" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by orviesa006.jf.intel.com with ESMTP; 21 Feb 2026 06:27:09 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vtnwo-000000014xw-3qfK; Sat, 21 Feb 2026 14:27:06 +0000 Date: Sat, 21 Feb 2026 22:26:41 +0800 From: kernel test robot To: Christian =?iso-8859-1?Q?K=F6nig?= , phasta@mailbox.org, matthew.brost@intel.com, sumit.semwal@linaro.org Cc: oe-kbuild-all@lists.linux.dev, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org Subject: Re: [PATCH 1/8] dma-buf: protected fence ops by RCU v7 Message-ID: <202602212224.vH1Jr91w-lkp@intel.com> References: <20260219160822.1529-2-christian.koenig@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260219160822.1529-2-christian.koenig@amd.com> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi Christian, kernel test robot noticed the following build warnings: [auto build test WARNING on drm-misc/drm-misc-next] [cannot apply to drm-i915/for-linux-next drm-i915/for-linux-next-fixes drm-xe/drm-xe-next linus/master v6.19 next-20260220] [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/Christian-K-nig/dma-buf-detach-fence-ops-on-signal-v2/20260220-010804 base: https://gitlab.freedesktop.org/drm/misc/kernel.git drm-misc-next patch link: https://lore.kernel.org/r/20260219160822.1529-2-christian.koenig%40amd.com patch subject: [PATCH 1/8] dma-buf: protected fence ops by RCU v7 config: m68k-randconfig-r111-20260221 (https://download.01.org/0day-ci/archive/20260221/202602212224.vH1Jr91w-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 8.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260221/202602212224.vH1Jr91w-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/202602212224.vH1Jr91w-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/gpu/drm/drm_crtc.c:161:9: sparse: sparse: incompatible types in comparison expression (different address spaces): drivers/gpu/drm/drm_crtc.c:161:9: sparse: struct dma_fence_ops const [noderef] __rcu * drivers/gpu/drm/drm_crtc.c:161:9: sparse: struct dma_fence_ops const * -- drivers/gpu/drm/scheduler/sched_fence.c:241:1: sparse: sparse: bad integer constant expression drivers/gpu/drm/scheduler/sched_fence.c:241:1: sparse: sparse: static assertion failed: "MODULE_INFO(description, ...) contains embedded NUL byte" drivers/gpu/drm/scheduler/sched_fence.c:242:1: sparse: sparse: bad integer constant expression drivers/gpu/drm/scheduler/sched_fence.c:242:1: sparse: sparse: static assertion failed: "MODULE_INFO(license, ...) contains embedded NUL byte" >> drivers/gpu/drm/scheduler/sched_fence.c:198:20: sparse: sparse: incompatible types in comparison expression (different address spaces): drivers/gpu/drm/scheduler/sched_fence.c:198:20: sparse: struct dma_fence_ops const [noderef] __rcu * drivers/gpu/drm/scheduler/sched_fence.c:198:20: sparse: struct dma_fence_ops const * drivers/gpu/drm/scheduler/sched_fence.c:201:20: sparse: sparse: incompatible types in comparison expression (different address spaces): drivers/gpu/drm/scheduler/sched_fence.c:201:20: sparse: struct dma_fence_ops const [noderef] __rcu * drivers/gpu/drm/scheduler/sched_fence.c:201:20: sparse: struct dma_fence_ops const * vim +161 drivers/gpu/drm/drm_crtc.c 35f8cc3b9a92c6 Gustavo Padovan 2016-12-06 158 6d6003c4b613c9 Gustavo Padovan 2016-11-15 159 static struct drm_crtc *fence_to_crtc(struct dma_fence *fence) 6d6003c4b613c9 Gustavo Padovan 2016-11-15 160 { 6d6003c4b613c9 Gustavo Padovan 2016-11-15 @161 BUG_ON(fence->ops != &drm_crtc_fence_ops); 6d6003c4b613c9 Gustavo Padovan 2016-11-15 162 return container_of(fence->lock, struct drm_crtc, fence_lock); 6d6003c4b613c9 Gustavo Padovan 2016-11-15 163 } 6d6003c4b613c9 Gustavo Padovan 2016-11-15 164 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki