From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) (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 C300F33ADB5 for ; Thu, 11 Jun 2026 04:00:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781150416; cv=none; b=VNQaktBcYbj8Y+GxsESRQWHBDTxCQiO3QjZclobe6DDabfvhucG7WYwiy5SGGC0Ya8f8ldelbEuvQhuzRJWZfDjh+WAwH20a87gbQw/KHdhHR9msOZ1e9qKWym0NLJyO2yZjiRPTNIi4lMtzMumbaDuT26zyWlV56XdSxOOLUNk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781150416; c=relaxed/simple; bh=9t9KV+to4nhAvHp9YXTGzjhJj7f8jvgkDN09kIu8lb8=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=UmUr5Lr+P+0V127+6xjjzqbhGZ4ZJJCCqjJMYooCNiCljmOsJtpOroMcy1A7Zuh5NkIiAw4mVrQCliTkMBsJ39EziRUHlZVgmlb8b3uIvhpAs2mX/t7pWyo1OijxmlZflfXNsyRiX5S5l83b4HdQyjHFmHMAtx+WtrlkVadIRKw= 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=VLiaUEfJ; arc=none smtp.client-ip=198.175.65.10 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="VLiaUEfJ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1781150414; x=1812686414; h=date:from:to:cc:subject:message-id:mime-version: content-transfer-encoding; bh=9t9KV+to4nhAvHp9YXTGzjhJj7f8jvgkDN09kIu8lb8=; b=VLiaUEfJxa+DYXCrNGmFUzhQUI3igyvtaE3zOruMiBuiUXvdSodxBjfa 9Hv7faUBD20bJ+d2ry9ozniKZKabCkG1NXG/+/Z+jipwxjq7QWlkIzoAA V1xktJ41fgMSyeeIfL2cKxnODcTfwwJtmp7dAYNzJryVS8Y/7kioWaRsU 3H08CFsVOkDVPXPcCdqUXWM1IS/lpJM8mJhXDO5b06bnnhrSlTcBhYCql YK9faQlhLy49n1uq/n3Bb08twhwQ41bP0yicKpRyMK8Kb2hdNLzLgLPMm mPl/FkPpKWcqSTb7EMciuAq38Mb0++vGhSVcYPwIVIWL30uQwnfTSiaL7 g==; X-CSE-ConnectionGUID: W1MeX46+Q+CRf3RJcVLT6w== X-CSE-MsgGUID: 8cmhjwJXQ5yTI+6jiBzm+w== X-IronPort-AV: E=McAfee;i="6800,10657,11813"; a="99381120" X-IronPort-AV: E=Sophos;i="6.24,198,1774335600"; d="scan'208";a="99381120" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jun 2026 21:00:13 -0700 X-CSE-ConnectionGUID: eQTWyNt/Qzas62QtB8YCyw== X-CSE-MsgGUID: waAfwkbgQ2KfgoGoIsgkWQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,198,1774335600"; d="scan'208";a="241936596" Received: from lkp-server01.sh.intel.com (HELO f0d55cb201f0) ([10.239.97.150]) by fmviesa006.fm.intel.com with ESMTP; 10 Jun 2026 21:00:12 -0700 Received: from kbuild by f0d55cb201f0 with local (Exim 4.98.2) (envelope-from ) id 1wXWaP-00000000MJm-0gD6; Thu, 11 Jun 2026 04:00:09 +0000 Date: Thu, 11 Jun 2026 12:00:07 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com, Dan Carpenter Subject: Re: [PATCH v3] vduse: Add suspend Message-ID: <202606111115.tKKe1qCE-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev In-Reply-To: <20260610083452.477759-1-eperezma@redhat.com> References: <20260610083452.477759-1-eperezma@redhat.com> TO: "Eugenio Pérez" TO: "Michael S . Tsirkin" CC: virtualization@lists.linux.dev CC: Jason Wang CC: Cindy Lu CC: Xuan Zhuo CC: Stefano Garzarella CC: linux-kernel@vger.kernel.org CC: Laurent Vivier CC: Yongji Xie CC: "Eugenio Pérez" CC: Maxime Coquelin Hi Eugenio, kernel test robot noticed the following build warnings: [auto build test WARNING on next-20260609] [cannot apply to linus/master v7.1-rc7 v7.1-rc6 v7.1-rc5 v7.1-rc7] [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/Eugenio-P-rez/vduse-Add-suspend/20260610-164534 base: next-20260609 patch link: https://lore.kernel.org/r/20260610083452.477759-1-eperezma%40redhat.com patch subject: [PATCH v3] vduse: Add suspend :::::: branch date: 19 hours ago :::::: commit date: 19 hours ago config: arm64-randconfig-r072-20260610 (https://download.01.org/0day-ci/archive/20260611/202606111115.tKKe1qCE-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 8.5.0 smatch: v0.5.0-9185-gbcc58b9c 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 | Reported-by: Dan Carpenter | Closes: https://lore.kernel.org/r/202606111115.tKKe1qCE-lkp@intel.com/ smatch warnings: drivers/vdpa/vdpa_user/vduse_dev.c:577 vduse_vq_kick() warn: inconsistent returns '&vq->kick_lock'. drivers/vdpa/vdpa_user/vduse_dev.c:1302 vduse_dev_queue_irq_work() warn: inconsistent returns '&dev->rwsem'. vim +577 drivers/vdpa/vdpa_user/vduse_dev.c c8a6153b6c59d9 Xie Yongji 2021-08-31 561 c8a6153b6c59d9 Xie Yongji 2021-08-31 562 static void vduse_vq_kick(struct vduse_virtqueue *vq) c8a6153b6c59d9 Xie Yongji 2021-08-31 563 { c8a6153b6c59d9 Xie Yongji 2021-08-31 564 spin_lock(&vq->kick_lock); c8a6153b6c59d9 Xie Yongji 2021-08-31 565 if (!vq->ready) c8a6153b6c59d9 Xie Yongji 2021-08-31 566 goto unlock; c8a6153b6c59d9 Xie Yongji 2021-08-31 567 9c4307e82fa1dc Eugenio Pérez 2026-06-10 568 guard(rwsem_read)(&vq->dev->rwsem); 9c4307e82fa1dc Eugenio Pérez 2026-06-10 569 if (vq->dev->suspended) 9c4307e82fa1dc Eugenio Pérez 2026-06-10 570 return; 9c4307e82fa1dc Eugenio Pérez 2026-06-10 571 c8a6153b6c59d9 Xie Yongji 2021-08-31 572 if (vq->kickfd) 3652117f854819 Christian Brauner 2023-11-22 573 eventfd_signal(vq->kickfd); c8a6153b6c59d9 Xie Yongji 2021-08-31 574 else c8a6153b6c59d9 Xie Yongji 2021-08-31 575 vq->kicked = true; c8a6153b6c59d9 Xie Yongji 2021-08-31 576 unlock: c8a6153b6c59d9 Xie Yongji 2021-08-31 @577 spin_unlock(&vq->kick_lock); c8a6153b6c59d9 Xie Yongji 2021-08-31 578 } c8a6153b6c59d9 Xie Yongji 2021-08-31 579 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-qk1-f174.google.com (mail-qk1-f174.google.com [209.85.222.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4BBDE26ACC for ; 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Thu, 11 Jun 2026 01:59:34 -0700 (PDT) Received: from localhost ([149.40.50.215]) by smtp.gmail.com with ESMTPSA id af79cd13be357-9160ae26238sm127924285a.33.2026.06.11.01.59.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Jun 2026 01:59:33 -0700 (PDT) Date: Thu, 11 Jun 2026 10:18:51 +0300 From: Dan Carpenter To: oe-kbuild@lists.linux.dev, Eugenio =?iso-8859-1?Q?P=E9rez?= , "Michael S . Tsirkin" Cc: lkp@intel.com, oe-kbuild-all@lists.linux.dev, virtualization@lists.linux.dev, Jason Wang , Cindy Lu , Xuan Zhuo , Stefano Garzarella , linux-kernel@vger.kernel.org, Laurent Vivier , Yongji Xie , Eugenio =?iso-8859-1?Q?P=E9rez?= , Maxime Coquelin Subject: Re: [PATCH v3] vduse: Add suspend Message-ID: <202606111115.tKKe1qCE-lkp@intel.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=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20260610083452.477759-1-eperezma@redhat.com> Hi Eugenio, kernel test robot noticed the following build warnings: https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Eugenio-P-rez/vduse-Add-suspend/20260610-164534 base: next-20260609 patch link: https://lore.kernel.org/r/20260610083452.477759-1-eperezma%40redhat.com patch subject: [PATCH v3] vduse: Add suspend config: arm64-randconfig-r072-20260610 (https://download.01.org/0day-ci/archive/20260611/202606111115.tKKe1qCE-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 8.5.0 smatch: v0.5.0-9185-gbcc58b9c 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 | Reported-by: Dan Carpenter | Closes: https://lore.kernel.org/r/202606111115.tKKe1qCE-lkp@intel.com/ smatch warnings: drivers/vdpa/vdpa_user/vduse_dev.c:577 vduse_vq_kick() warn: inconsistent returns '&vq->kick_lock'. drivers/vdpa/vdpa_user/vduse_dev.c:1302 vduse_dev_queue_irq_work() warn: inconsistent returns '&dev->rwsem'. vim +577 drivers/vdpa/vdpa_user/vduse_dev.c c8a6153b6c59d9 Xie Yongji 2021-08-31 562 static void vduse_vq_kick(struct vduse_virtqueue *vq) c8a6153b6c59d9 Xie Yongji 2021-08-31 563 { c8a6153b6c59d9 Xie Yongji 2021-08-31 564 spin_lock(&vq->kick_lock); ^^^^^^^^^^^^^^^^^^^^^^^^^^ c8a6153b6c59d9 Xie Yongji 2021-08-31 565 if (!vq->ready) c8a6153b6c59d9 Xie Yongji 2021-08-31 566 goto unlock; c8a6153b6c59d9 Xie Yongji 2021-08-31 567 9c4307e82fa1dc Eugenio Pérez 2026-06-10 568 guard(rwsem_read)(&vq->dev->rwsem); 9c4307e82fa1dc Eugenio Pérez 2026-06-10 569 if (vq->dev->suspended) 9c4307e82fa1dc Eugenio Pérez 2026-06-10 570 return; unlock before returning? 9c4307e82fa1dc Eugenio Pérez 2026-06-10 571 c8a6153b6c59d9 Xie Yongji 2021-08-31 572 if (vq->kickfd) 3652117f854819 Christian Brauner 2023-11-22 573 eventfd_signal(vq->kickfd); c8a6153b6c59d9 Xie Yongji 2021-08-31 574 else c8a6153b6c59d9 Xie Yongji 2021-08-31 575 vq->kicked = true; c8a6153b6c59d9 Xie Yongji 2021-08-31 576 unlock: c8a6153b6c59d9 Xie Yongji 2021-08-31 @577 spin_unlock(&vq->kick_lock); c8a6153b6c59d9 Xie Yongji 2021-08-31 578 } -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki