From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) (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 8792E221D86; Wed, 5 Feb 2025 06:08:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=198.175.65.14 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738735705; cv=fail; b=laeOx+0wEGhuoYm+jhzjSSHE/N5zVFBWv4cDR2IC2VEJw917zYb7XRXOgoLMgmVxZSdOlrZfz6RvMCXBNNlkYpyDHEfqTCVhUwnMMqc2tkSLsIEjFxgEHbiabJ0gZoY8sC7YysYlUMVscvIum2KLOEb6mEppKwNDWQUXe8dL3PQ= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738735705; c=relaxed/simple; bh=4au4y4vMmBL60EXJD0ldJ7ZydbZcyQL2x0sri986hGY=; h=Date:From:To:CC:Subject:Message-ID:Content-Type: Content-Disposition:MIME-Version; b=SHSFwOCO4LZB0l1Pxb4cMQ0Bc5MYtJFxJhJOW2wtjl5jdcr26bPBY56+IUktSDc7fmEDfU6LWKfcXq6Sag3Af4z8jxaEVReUArIxiEmfTqN0EMedRUusYaUcA5GERfJOnSaLnRN4/mcVu6VnJF8jf0HdJhgomeoMXRe/RstnfSI= ARC-Authentication-Results:i=2; 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=fN9EpT6S; arc=fail smtp.client-ip=198.175.65.14 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="fN9EpT6S" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1738735702; x=1770271702; h=date:from:to:cc:subject:message-id:mime-version; bh=4au4y4vMmBL60EXJD0ldJ7ZydbZcyQL2x0sri986hGY=; b=fN9EpT6SaKQXp7qUB1fuYiY35bcwVCYHTtXjCCQhOBJ4cTT0/wTfZOGJ bAoMKYXM1sJ7HhKtEedtKohk+IObrlkmet2AJJIsd5+1i5AH2072P/E3b qbw6Xw+BDeEfRb7FOyhi6/W4dbzWU7D7pLdiytTItYeM4a/f6qlZ+N8Vu zjRxKH0QBtJ7z1NiLmEhZCw8od4nkb810OZsq6HZjuhiwrHWWI0kIlfUn VmzEIzpDF/3Y2tLtALmiyVj5pZYLetFQ2MsTxfWsYj4nRKW+xx8mYFybd utgdsn5i2tXa+2cBwq0Hrt+v8Vm6OlC8GYrE8Dp4o/vhqItzGwsHsJMtV g==; X-CSE-ConnectionGUID: pt1r8aplRAWpd53sUehy+g== X-CSE-MsgGUID: E/U+68CRTT+MkVlW8dYSbg== X-IronPort-AV: E=McAfee;i="6700,10204,11336"; a="43038688" X-IronPort-AV: E=Sophos;i="6.13,260,1732608000"; d="scan'208";a="43038688" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Feb 2025 22:08:16 -0800 X-CSE-ConnectionGUID: OTcAwp+oSqK4dd91dYA1uQ== X-CSE-MsgGUID: EJ5iZlGwRUu5bhFPR0FxEg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,260,1732608000"; d="scan'208";a="110592062" Received: from orsmsx603.amr.corp.intel.com ([10.22.229.16]) by orviesa009.jf.intel.com with ESMTP/TLS/AES256-GCM-SHA384; 04 Feb 2025 22:08:17 -0800 Received: from orsmsx601.amr.corp.intel.com (10.22.229.14) by ORSMSX603.amr.corp.intel.com (10.22.229.16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.44; Tue, 4 Feb 2025 22:08:15 -0800 Received: from ORSEDG602.ED.cps.intel.com (10.7.248.7) by orsmsx601.amr.corp.intel.com (10.22.229.14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.44 via Frontend Transport; Tue, 4 Feb 2025 22:08:15 -0800 Received: from NAM12-MW2-obe.outbound.protection.outlook.com (104.47.66.40) by edgegateway.intel.com (134.134.137.103) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.44; Tue, 4 Feb 2025 22:08:15 -0800 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=VAcPWH9eEnh1oKby3DKPSIMGTDYemWnGOCgCNp9uDfI9FjR0H0Lx7Ux6n5CFm3Kv7BlNQMh7QD9CMBliRlh+xC3MsFZKvMSids4mLhCQZmXZ30PM93V2uSi1hwHoLF44NLy5/TPTa+H82L77B9B0TFndS02J8JzxbAt041DfKjf7tBH6mBjad1xD02WCErn/tHqt0Zi6slyuFfaiOihSECx8HDp1QkGQVx8+vJZhW7Om63tOjuh/Fo3SQ14ZrFEUzy8MSYqFrf7DrUMPN3/oiLYaFmHhUiQ+hjHzsWym3AJYBFS2lD1WM4Dfj83CD1pKXfKeEX2Xhsmw7ppWtwX5MA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=xkftY1TpNSjy4UzhF68HFQWBZkziZkPzbu4ChvXhtT8=; b=afkzFYFXXBVM910Vl2fCnbvGvMuWJD1qZA9ph0BwLeyvIJ4rCbSVjHG/ad/ajyyvNzC9v50KmcgF4NoVgSoMu0uZl6j7Fs8UFGBnxKhLpcsoTJ6Tb/KYNYpWDRERMl4+cxO7edIGjQvUvCAis5xJf4WwZj/n31Cg/HAOexI89MYoBKpShluZtSLzrqm6wUkWb8j7enegi/vNIEI7CXu0gh5Xlvlm8G8Ebkl8bdiMsmDUYfCkEUuCK3fYeNR7CGu7XDHXDV7Zvls5QlkixZ1M1r7HfqgTT4JvtCO7zDcGtF4yPVPl0feM8xEPojhOAmu7xnS0ob8NfJ3eK3LqTG2ZWg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; Received: from LV3PR11MB8603.namprd11.prod.outlook.com (2603:10b6:408:1b6::9) by CO1PR11MB4820.namprd11.prod.outlook.com (2603:10b6:303:6f::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8422.11; Wed, 5 Feb 2025 06:08:13 +0000 Received: from LV3PR11MB8603.namprd11.prod.outlook.com ([fe80::4622:29cf:32b:7e5c]) by LV3PR11MB8603.namprd11.prod.outlook.com ([fe80::4622:29cf:32b:7e5c%3]) with mapi id 15.20.8398.025; Wed, 5 Feb 2025 06:08:13 +0000 Date: Wed, 5 Feb 2025 14:08:04 +0800 From: kernel test robot To: Russell King CC: , , , Jakub Kicinski , Jacob Keller , , Subject: [linus:master] [net] 03abf2a7c6: WARNING:suspicious_RCU_usage Message-ID: <202502051331.7587ac82-lkp@intel.com> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline X-ClientProxiedBy: SGXP274CA0017.SGPP274.PROD.OUTLOOK.COM (2603:1096:4:b8::29) To LV3PR11MB8603.namprd11.prod.outlook.com (2603:10b6:408:1b6::9) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: LV3PR11MB8603:EE_|CO1PR11MB4820:EE_ X-MS-Office365-Filtering-Correlation-Id: 979f0685-819e-4bf9-edb1-08dd45ab796a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|366016|1800799024; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?6Ly8ObnSw7q2BiCqkt6OSRHH6BWzKsIh0c4C361gJEJljKqVdtK9OJCrWgW6?= =?us-ascii?Q?oRCu0mbJzbXKB8yJN6oQcfIXKQcmJH25U+HSGXnXLg399Bjqdn/cn+WXr4aS?= =?us-ascii?Q?TD5T3NEsBKFwhC3Hi+ZoIdHMY7TLJQcb/QJzmZBb9NnN1Rct/8AkkEozL2il?= =?us-ascii?Q?Mf8/ehl6VhH1dAD11QwqKrUQ4rN5WwGmsCeKW7C6TbCPg7eP8nuyBdb6p0uu?= =?us-ascii?Q?w4MehxKqhIb94buhiVqPU+X3uQBlXICRMD6bKhDaquakQ8LiS7xn9A6dNwn0?= =?us-ascii?Q?1j0LxKbfBm4gu7611WYak0K0AaaegFse4ks3hR0QjpdDalnslqHFgsjCOCOA?= =?us-ascii?Q?feNTGL7EAxMPWv82pZUd8zxRLE7oi7CyrmTfqqFewKBJY6OuO40hI15AOqWV?= =?us-ascii?Q?UT/hbU+5RcLNnw1akxsGvgkDl0KVO2GC/H1Yi7Fs4oLhadJCtxsteTjlQZEJ?= =?us-ascii?Q?U88RKCR20cOyoWgKkafOfOwup6IzbhoBFm6x4OlCY2hCK0nIZWINhKAB2IJe?= =?us-ascii?Q?2eI5YP3VyAdem8lkJ7qbB0JBhxgkmgB7rrbwXrmPlvUT1fvE71USz1dcJmHC?= =?us-ascii?Q?vwLabjq5pI7UeFgaKSOgxV8vqBAgxTxSkpkRl3bwKDca1efY690fzXUUwGQy?= =?us-ascii?Q?jdPLg5zithbOfAtInzxj+Cu4XFaG1Eiye3nKVb7ZpcpcxsWjZOqj2K8VhpeF?= =?us-ascii?Q?j7CVB7U+821QoGzUO78aAXdKMTPP7S0p2xPYp0scgpjdPzrXi1tOhgCruLFF?= =?us-ascii?Q?YM1l47euq0x6SIIO9Lj6K1rSOGO/S9zW1esJMRhOWV3Y4nQMiRz7wGqEZ263?= =?us-ascii?Q?4OPEX3IMecpk77RmeuEdgBBetbGRxiBAeQIkZouf/1jyguR+lWzpgcpvOKDd?= =?us-ascii?Q?019Zcy27as8KqkuoTyYX9IhlkZg2Rl74sex9efUh43AvDJU51rvxRdX4nSjh?= =?us-ascii?Q?OiWVGKMvaXn5Y9PB1IcFHje4GmHNaYF5tLcDHtsBKhW7t7NG2aipL9etjR00?= =?us-ascii?Q?IEVLMvNYUSy7urVoEJcvcFiVZVD42IuHFdvULxPph5ygSK6cuP5ItGZWXZra?= =?us-ascii?Q?jgOYdQGakB8HZ1YkTnExjgzsTgVL+p5XFPEB3rcGteHjoqn2xE2vv4ukg3pJ?= =?us-ascii?Q?PscUV2qFfJVtv9OS400U2ht2gfSZjA7uhxcojbWVEn70UFkoSdcai/gtXEUT?= =?us-ascii?Q?ngLJh/Wi67emGkZ+50a8SA43aT2GXXLcosijip/OnD2+J9K+fnNZGnkAGFT6?= =?us-ascii?Q?U1tv2Gbd2FZajV5c623LxQb2BOBn22SVSqRF/DqR2l56zuChQD/NAFMR2/BZ?= =?us-ascii?Q?ym0U6ZcxtVCEW5S1mdWRbZTlU0OorvMDZ0mlXM7E6Z8S+Q=3D=3D?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:LV3PR11MB8603.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(366016)(1800799024);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?m1MdCqKOEFIS18ORDRlkgSwO0rimDKzhUiIE4W12w2NcGnbHkkSHorBB3k5l?= =?us-ascii?Q?pvZk+vCwq+tHFuf8jv/MIbComhE6P57fgGrBG5jzilFhQpZ/hwzG1yRa1Lxl?= =?us-ascii?Q?TQOWCE8SVqvwk4tZ8tuL4+vX+PwFuzxptNez+be4X+b3sRIRJzQdpWnyja2u?= =?us-ascii?Q?il4+ZmDKGFWEmMMXUW0GurcAjs+OCSCR+QN0BI5L1tTVvTUagVh4gJyQ2vfk?= =?us-ascii?Q?xSW0bS5iGJ+3v9R8uOGZwfRvTO/ItTW9rLtXoFe327/m50e+iBEb8yOIUnEZ?= =?us-ascii?Q?D1v5XF6FDU0jyuo6EMvr809+lRkMpJxfSzVWaq+5JlfhaXro9qsY2KnJSmTo?= =?us-ascii?Q?MedwIRICVWE/gM1tSPiaZIzZTKCkgaf89z+e3/UTPzAuMh1FnKrXVi0lN2fn?= =?us-ascii?Q?LoDQRiJ2xZN4pmfgOf4EIzobpXAws17eBjnlpY+oymLtVxlBQQEBM0JOhRPq?= =?us-ascii?Q?qpK4H2EGJChBPeGWfo1qLLsDmnC8Lq++EJozlq475z3VN1EXbQLxMlv9S6CQ?= =?us-ascii?Q?H3hMy0rpRc/y4MdI/6mBlgwogjSLuAo9CNOO3Ri2TBPioA0wRtPconzTsfzK?= =?us-ascii?Q?wBhD1YNYkYRNcjsro+XITSSzoE5516OE3wBMNR997YrdVLaxUA2BuD/QYGNt?= =?us-ascii?Q?SuIzEEUhI+RTujiRf075qbdJOpNtrcaI/ySfjz/MDbE+8GJJTa9rFm1wNhUO?= =?us-ascii?Q?DEgbiA5jRe57i029+sGWNUUONFHD7Uhi8r8QrBHsmR/bcs0bSM7itA5TFIyq?= =?us-ascii?Q?Be2JLP3FvLnQobH9TTwIr633j9TQl3zI7921dO7Lgq8E+vst2Zl7hHx0VZve?= =?us-ascii?Q?ZD5B62LGGZNIoJsYQJTO8uaqLTR7TdfB06SjnEADbsJ0Ay24UFGMwceuOLn4?= =?us-ascii?Q?4HH3WgqKnJ+fn65mz/8wM0nf4XKizY7nLBcdp1gqeC2R2xIg6vsUljn1h5RM?= =?us-ascii?Q?qnRM/igVydLWicQJaJhYbON3S4ImFIw9qMZDuLzm91ZzJx0bA3TxjQy9Efws?= =?us-ascii?Q?wFL2aTvgtmEzP4nGVqdGQ3rROhM7AFnhMfa3hFSPLNSkQLaw/qr8thPKtATJ?= =?us-ascii?Q?zILQZcYeCeAi0QnZRQFLr5cAu6pnU+5PXXcFKXWdhBj8HOe+npVOpKmiSmDi?= =?us-ascii?Q?FOZHAuUe6xPEeoNmg8EOyP3zmR2MFAZPA7vptt4hY3OtYjcCl480My/qYM1M?= =?us-ascii?Q?BEJbDuMb5cHydvCFCamOhNjFMgyGdU+IUJHgXeyesgL5jennLPDrpCqJD69Y?= =?us-ascii?Q?jM12GwgoM7fTWLrWLEtGGuFd+xys/yPICPdNg8gyaPFwIGWEBzAzadov6q2p?= =?us-ascii?Q?728I3KoZo62yak3KZZryp6Ad5X6UDTGPw44W33lS1JsMzSgzzDIZI0DOVR0I?= =?us-ascii?Q?iyR4m3/jOXF62cS+c5nbdxtTOCRxUugBzwsK4l23sjobpFWte7aClYSAFiSc?= =?us-ascii?Q?O/g5pWrNWdyHv6Juie/p7wYcTsTFkgM/8vgMB/s8DfooCC4C1A00qnY3IbpT?= =?us-ascii?Q?9k3SahoQ/KyYnHMhpJ3iHVPpZK67zNFojdKmun0vPgFYVvs9idpXsqJgTJbo?= =?us-ascii?Q?wjsymTzs7HXZVbVy+FPPZxkM6r0i25Hax9R5lpApD/A7PsDCEIJX8KLDOkhw?= =?us-ascii?Q?uQ=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: 979f0685-819e-4bf9-edb1-08dd45ab796a X-MS-Exchange-CrossTenant-AuthSource: LV3PR11MB8603.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Feb 2025 06:08:13.6052 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: NTzcZKOFyxUBxawCBYn6E51Tl93wdXwo11/6f46b1aULBsjrMPph7LsyAtuUvuLGc+2jYLKAvGLj7rS6VutxYA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CO1PR11MB4820 X-OriginatorOrg: intel.com Hello, kernel test robot noticed "WARNING:suspicious_RCU_usage" on: commit: 03abf2a7c65451e663b078b0ed1bfa648cd9380f ("net: phylink: add EEE management") https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master [test failed on linus/master 5c8c229261f14159b54b9a32f12e5fa89d88b905] [test failed on linux-next/master 40b8e93e17bff4a4e0cc129e04f9fdf5daa5397e] in testcase: trinity version: trinity-i386-abe9de86-1_20230429 with following parameters: runtime: 300s group: group-02 nr_groups: 5 config: i386-randconfig-051-20250203 compiler: gcc-12 test machine: qemu-system-i386 -enable-kvm -cpu SandyBridge -smp 2 -m 4G (please refer to attached dmesg/kmsg for entire log/backtrace) +---------------------------------------------------------------------------+------------+------------+ | | a17ceec62f | 03abf2a7c6 | +---------------------------------------------------------------------------+------------+------------+ | WARNING:suspicious_RCU_usage | 0 | 36 | | drivers/net/phy/phy_device.c:#suspicious_rcu_dereference_protected()usage | 0 | 36 | +---------------------------------------------------------------------------+------------+------------+ 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-lkp/202502051331.7587ac82-lkp@intel.com [ 19.591040][ T22] WARNING: suspicious RCU usage [ 19.592068][ T22] 6.13.0-rc7-01139-g03abf2a7c654 #1 Tainted: G S T [ 19.593703][ T22] ----------------------------- [ 19.594724][ T22] drivers/net/phy/phy_device.c:2004 suspicious rcu_dereference_protected() usage! [ 19.596546][ T22] [ 19.596546][ T22] other info that might help us debug this: [ 19.596546][ T22] [ 19.598680][ T22] [ 19.598680][ T22] rcu_scheduler_active = 2, debug_locks = 1 [ 19.600338][ T22] 4 locks held by kworker/u4:1/22: [ 19.601463][ T22] #0: c7d1e6b0 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work (kernel/workqueue.c:3211) [ 19.603512][ T22] #1: c512bf30 (deferred_probe_work){+.+.}-{0:0}, at: process_one_work (kernel/workqueue.c:3212) [ 19.605344][ T22] #2: c8d1da78 (&dev->mutex){....}-{4:4}, at: device_lock (include/linux/device.h:1015) [ 19.610278][ T22] #3: c3fba014 (dsa2_mutex){+.+.}-{4:4}, at: dsa_register_switch (net/dsa/dsa.c:1499 net/dsa/dsa.c:1539) [ 19.612136][ T22] [ 19.612136][ T22] stack backtrace: [ 19.613434][ T22] CPU: 0 UID: 0 PID: 22 Comm: kworker/u4:1 Tainted: G S T 6.13.0-rc7-01139-g03abf2a7c654 #1 0503d02651d90c323d4064ac27ee9898a6e76f3e [ 19.616145][ T22] Tainted: [S]=CPU_OUT_OF_SPEC, [T]=RANDSTRUCT [ 19.617319][ T22] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 19.619218][ T22] Workqueue: events_unbound deferred_probe_work_func [ 19.620457][ T22] Call Trace: [ 19.621167][ T22] dump_stack_lvl (lib/dump_stack.c:123) [ 19.622090][ T22] dump_stack (lib/dump_stack.c:130) [ 19.622924][ T22] lockdep_rcu_suspicious (kernel/locking/lockdep.c:6846) [ 19.623932][ T22] phy_detach (drivers/net/phy/phy_device.c:2004 (discriminator 9)) [ 19.624755][ T22] phylink_connect_phy (drivers/net/phy/phylink.c:2327) [ 19.625475][ T22] dsa_user_create (net/dsa/user.c:2620 net/dsa/user.c:2655 net/dsa/user.c:2790) [ 19.626083][ T22] dsa_port_setup (net/dsa/dsa.c:519) [ 19.626631][ T22] dsa_tree_setup (net/dsa/dsa.c:759 net/dsa/dsa.c:888) [ 19.627196][ T22] ? dsa_switch_parse_ports (net/dsa/dsa.c:1440) [ 19.627844][ T22] dsa_register_switch (net/dsa/dsa.c:1525 net/dsa/dsa.c:1539) [ 19.628455][ T22] ? dev_get_by_name (net/core/dev.c:881) [ 19.629080][ T22] dsa_loop_drv_probe (drivers/net/dsa/dsa_loop.c:343) [ 19.629973][ T22] mdio_probe (drivers/net/phy/mdio_device.c:165) [ 19.630762][ T22] really_probe (drivers/base/dd.c:579 drivers/base/dd.c:658) [ 19.631583][ T22] __driver_probe_device (drivers/base/dd.c:800) [ 19.632519][ T22] driver_probe_device (drivers/base/dd.c:830) [ 19.633287][ T22] __device_attach_driver (drivers/base/dd.c:958) [ 19.633903][ T22] bus_for_each_drv (drivers/base/bus.c:459) [ 19.634466][ T22] __device_attach (drivers/base/dd.c:1032) [ 19.635018][ T22] ? driver_probe_device (drivers/base/dd.c:922) [ 19.635627][ T22] device_initial_probe (drivers/base/dd.c:1080) [ 19.636222][ T22] bus_probe_device (drivers/base/bus.c:536) [ 19.636783][ T22] deferred_probe_work_func (drivers/base/dd.c:124) [ 19.637569][ T22] process_one_work (include/trace/events/workqueue.h:110 include/trace/events/workqueue.h:110 kernel/workqueue.c:3241) [ 19.638328][ T22] ? __list_add (include/linux/list.h:150) [ 19.639013][ T22] process_scheduled_works (kernel/workqueue.c:3317) [ 19.639878][ T22] worker_thread (include/linux/list.h:373 kernel/workqueue.c:946 kernel/workqueue.c:3399) [ 19.640635][ T22] kthread (kernel/kthread.c:391) [ 19.641303][ T22] ? rescuer_thread (kernel/workqueue.c:3344) [ 19.642153][ T22] ? list_del_init (include/linux/posix-timers.h:225) [ 19.643006][ T22] ret_from_fork (arch/x86/kernel/process.c:153) [ 19.643818][ T22] ? list_del_init (include/linux/posix-timers.h:225) [ 19.644555][ T22] ret_from_fork_asm (arch/x86/entry/entry_32.S:737) [ 19.645201][ T22] entry_INT80_32 (arch/x86/entry/entry_32.S:945) [ 19.646149][ T22] dsa-loop fixed-0:1f lan1 (uninitialized): failed to connect to PHY: -EPERM [ 19.647542][ T22] dsa-loop fixed-0:1f lan1 (uninitialized): error -1 setting up PHY for tree 0, switch 0, port 0 [ 19.649283][ T22] dsa-loop fixed-0:1f lan2 (uninitialized): PHY [dsa-0.0:01] driver [Generic PHY] (irq=POLL) [ 19.650853][ T22] dsa-loop fixed-0:1f lan2 (uninitialized): failed to connect to PHY: -EPERM [ 19.652238][ T22] dsa-loop fixed-0:1f lan2 (uninitialized): error -1 setting up PHY for tree 0, switch 0, port 1 [ 19.653856][ T22] dsa-loop fixed-0:1f lan3 (uninitialized): PHY [dsa-0.0:02] driver [Generic PHY] (irq=POLL) [ 19.655392][ T22] dsa-loop fixed-0:1f lan3 (uninitialized): failed to connect to PHY: -EPERM [ 19.656689][ T22] dsa-loop fixed-0:1f lan3 (uninitialized): error -1 setting up PHY for tree 0, switch 0, port 2 [ 19.658308][ T22] dsa-loop fixed-0:1f lan4 (uninitialized): PHY [dsa-0.0:03] driver [Generic PHY] (irq=POLL) [ 19.659841][ T22] dsa-loop fixed-0:1f lan4 (uninitialized): failed to connect to PHY: -EPERM [ 19.661168][ T22] dsa-loop fixed-0:1f lan4 (uninitialized): error -1 setting up PHY for tree 0, switch 0, port 3 [ 19.663018][ T22] DSA: tree 0 setup [ 19.663591][ T22] dsa-loop fixed-0:1f: DSA mockup driver: 0x1f The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20250205/202502051331.7587ac82-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki