From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (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 9539F849C for ; Mon, 8 Jul 2024 07:54:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=192.198.163.7 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720425288; cv=fail; b=K4o/hTANcWkNVTqd0JWhEcBl7etOBL8xXLPnbmxwZBgfQmyIhorV2iF8H/rifzYg4wOC2ogPWbz3XaE5spuE5erQviptdpYrxmhKSS+t2itxdtp0oulf8Ei9ZIL10UAFuD5c7CKX9+UEJextDsxzM5atPVEnZXNcvHcAB2O/osc= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720425288; c=relaxed/simple; bh=ksj7Ki4yt3xOLK9Ei4k3eoBhgXjezB7sesZHMjMuDyk=; h=Date:From:To:CC:Subject:Message-ID:Content-Type: Content-Disposition:In-Reply-To:MIME-Version; b=UVshrdzfX6NCYZevcbgVjKhtjd81LmcvkNnELQ6sHd3fjQiJzwpJSvgaRGtrTYyvmFwre1Va3dHe7pZpthxoHSszM6vWU3H69hXhssLVK3AhYbDNAXkatvau86q4f7s9fs4On92ycIB2ud8p4OnD04U/T1PcgBaWCPBID+IUhWc= 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=abxTTkEr; arc=fail smtp.client-ip=192.198.163.7 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="abxTTkEr" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1720425286; x=1751961286; h=date:from:to:cc:subject:message-id:in-reply-to: mime-version; bh=ksj7Ki4yt3xOLK9Ei4k3eoBhgXjezB7sesZHMjMuDyk=; b=abxTTkErx6/Cw0n31t4oY6FibFQrt35VVDgD7fPtS19AU6CBS+X0RS5d 5peJJTd5l3wS5jXJ5xANqX5gpHUz6kzqQJjprwaovrIbp68POUe0wZsgR 86xaG+hGfBEJKQ8B0iJLKBKsSyM3O+xAgXUzczciyNFkw8fARhWvCKUU+ QKi/V9wyU0v7mEfG83q1mgOXBWuhEzNiR0BpBjl2WcRuisqKjGsrcIq1V rGnrhvFuAM9wJoVhiFWfrEXrFWYN7+e8TB/gK8huuLrjtYk9gIuN+I6gP DfjDEaymw0uBA1jl2ztaUc5iMtO/kq1mLNzfI7fs6V0z58mICTdElpd8A Q==; X-CSE-ConnectionGUID: /NRunrzLT4yS/Od9kyHpHw== X-CSE-MsgGUID: hWmVZgEKRLOrD8G/f1V7ng== X-IronPort-AV: E=McAfee;i="6700,10204,11126"; a="43034455" X-IronPort-AV: E=Sophos;i="6.09,191,1716274800"; d="scan'208";a="43034455" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jul 2024 00:54:45 -0700 X-CSE-ConnectionGUID: 3dTwRc/lRwinqkmFGR0Yrw== X-CSE-MsgGUID: i4gLTuvpQm67Kd4XB9s8Bg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,191,1716274800"; d="scan'208";a="70632151" Received: from orsmsx602.amr.corp.intel.com ([10.22.229.15]) by fmviesa002.fm.intel.com with ESMTP/TLS/AES256-GCM-SHA384; 08 Jul 2024 00:54:38 -0700 Received: from orsmsx603.amr.corp.intel.com (10.22.229.16) by ORSMSX602.amr.corp.intel.com (10.22.229.15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Mon, 8 Jul 2024 00:54:37 -0700 Received: from ORSEDG602.ED.cps.intel.com (10.7.248.7) 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 15.1.2507.39 via Frontend Transport; Mon, 8 Jul 2024 00:54:37 -0700 Received: from NAM10-MW2-obe.outbound.protection.outlook.com (104.47.55.49) 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 15.1.2507.39; Mon, 8 Jul 2024 00:54:36 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=nqqE6S1wQzeIVgB/pjVxMh1eYnLVoLdN+ogwqnTIIPmX0w64FM798F2CaRaPlbKeaX4ANGgjjUpez9RBAWVoEWgkeV36gdDfwf9h+1RnjYdDWEmEUmRkz+bHhvKpCKAi0RgMKBV9RVnQlwPaB76lbVVgIjdcX1kxQ5xZ1efaKW008JadG1WsBcz4AIte+4OT30j4tEBuLOHeKtouAFAEPzS8xFYgB+jU1gB2OFcZmGmY7Kd4MnJoaouGNBfXeuYXgo6PcYPKlcJq9ROTBXtZLejUHSuxUW5qXqlh6YOE9n7aSOsIa22q7UzLTwjNxiLsPzUD6GeTopbrl/UbLLhgUg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; 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=2LA0Ysu6UU+vE6zBS8mNeqe8r2Z2Sxmgnwk1LWgR/pQ=; b=Alr1uXpKB18TcQS//cHxIHJfSD1AsnKuGi7jCogLgPbxtLHAIHYprInD6Ghsm8ZaS8RiiHxX+e3iGAjJijkbqDnpKgjJdQNNDOFatfV+mK+frYM+OE696CQM5wNYUdJQgjvCUow9KTLlaBPrU+hEzpDNHVqpLdc8FFvGWD2r3nCpT6+4LJwCKKmHHF4fTbU5qvOMk2XZCq1faFbJ+mXwwvYVS77TiHiPFazZnHnObc890tBPuT0gjdxoyNmqiVRQAS4cZYYGW7fYwc8+J7Q0fH709Z667xKbdCLLlJrXkodrE6J7rERsgxOgbFWgaWumwC+PqAoqFOzixgaU9Q2egQ== 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 SA1PR11MB8490.namprd11.prod.outlook.com (2603:10b6:806:3a7::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7741.35; Mon, 8 Jul 2024 07:54:29 +0000 Received: from LV3PR11MB8603.namprd11.prod.outlook.com ([fe80::4622:29cf:32b:7e5c]) by LV3PR11MB8603.namprd11.prod.outlook.com ([fe80::4622:29cf:32b:7e5c%4]) with mapi id 15.20.7741.033; Mon, 8 Jul 2024 07:54:29 +0000 Date: Mon, 8 Jul 2024 15:54:19 +0800 From: kernel test robot To: Lai Jiangshan CC: , , , Lai Jiangshan , Tejun Heo , "Lai Jiangshan" , Subject: Re: [PATCH V2 4/5] workqueue: Put PWQ allocation and WQ enlistment in the same lock C.S. Message-ID: <202407081521.83b627c1-lkp@intel.com> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20240704034915.2164-5-jiangshanlai@gmail.com> X-ClientProxiedBy: SG2PR02CA0096.apcprd02.prod.outlook.com (2603:1096:4:90::36) To LV3PR11MB8603.namprd11.prod.outlook.com (2603:10b6:408:1b6::9) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: LV3PR11MB8603:EE_|SA1PR11MB8490:EE_ X-MS-Office365-Filtering-Correlation-Id: bb03a47c-c225-41f5-b984-08dc9f23322f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|366016; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?XuulqkEZ0st+0NLXriFhJ50qq//r7rL5tHbN1Qhq4kDFSFMCzmZ2IEZQjvA0?= =?us-ascii?Q?6Vu+HfxTsMsf1GWxssber67fhknNhXoxEQWGeI+REwSXGHJHpkWPBbDlS/Cg?= =?us-ascii?Q?P1RadabL3h2GnUJnTaj1IBuKoQQL32MpgUPP0y+hngwlYClrE9M6NBjxRDNR?= =?us-ascii?Q?ClR6VpS5dByH19b5sVaTtEM6/SXAYPVCL5PEzLLK4nqoNdoLhVoxmgH2pvoF?= =?us-ascii?Q?PF165yew9N+F1IT54vDbnT4/MkjcVvjcpRL1gXkbIzIluao+fnOKGDNNdDM8?= =?us-ascii?Q?T4TdUU5ACNL1yXsmeqksz3nBJvUCrYNHhBJi9wpeWqvirpwhHdbO0TmTcY9T?= =?us-ascii?Q?+H5INyUZTXfX+N5bhvvCPIlQbHC1WN+UgAJ6rKJ9zPnrrFrAZ5i1Fx3cvZdY?= =?us-ascii?Q?sppvy7nc4pzNtV+tddXT2IgUL/OVyy+udBJGwXmfcK8WpBGTSJ3aIBibb21P?= =?us-ascii?Q?Z69OapwE2/IUbZIENDGKB/h+CadqxD6+lVfZURMZC7S54J2NMAF1A9p3xa0Z?= =?us-ascii?Q?IFH1RbS0KtE5cT0j31b0dCUbZNHOu/xsQT+Xsam+wdv8qy6j2HROR1CfenwU?= =?us-ascii?Q?ovtkW6GUU2n/wWXSevRA4I9ebk+dZG4o79vRTuJHwD6KPCDDFChXhtVgT58c?= =?us-ascii?Q?dTq6crWW8swRBh9yx6Pu0tMiQzCWMK7SOsdBVVKS1k8za3iYBp11LJelfgqg?= =?us-ascii?Q?Kc5DnOo9l1YYiJFYXWfWa9N6vvfAwE+kxE04btY8i00BQPAHAcVVbxlbVr7J?= =?us-ascii?Q?+SlPd0RlSvAUdBGw8rqedUqQyDWB97M5NcCB9MVnl7F5wbp5madRG2uERhTV?= =?us-ascii?Q?rfgfINaEUwzAWQgQWLpxN1FnDgRfvhj4jiT4C/VAob/+FyZ251r3zKZbq0iZ?= =?us-ascii?Q?lw1DaMU4FSa6A/uYaWM76wRAWe/oTxS5a6eywpul2xCGtQbwyRs2pMDPMvcD?= =?us-ascii?Q?XuIvworOzB7GcGGFaxNJWnN+0fNHtXoH6mz6JkDCSNrqJrFCnmt7P0IJnVrl?= =?us-ascii?Q?biZ91YTZiNwy2b6/oI2GSwc4moXX/6wUt/CRxpu1n28gYPPbpQuB1TpEAq7P?= =?us-ascii?Q?bjsvSTurVcLUezSPjgZuDKnqPI0PB/Iw5gtcwsCT5kOdPo6HrAcIuxhv5GMP?= =?us-ascii?Q?/4ohmTZAGrskD8GEpyJa8H7qcAuZuR6kDyOb6pSNYh1oABQ1g28KMWCl1t7G?= =?us-ascii?Q?tysB4+f3KtqdbC4aUsOF4ibAjePy3xN+o+npNz24iUJWlu4MUNUMIeifQd7T?= =?us-ascii?Q?NIqOfPB8YDYOv9WTv0sWgxG7S3GMdl4eNUMYQeWUGxkASlDJ+3jjnbOqPfNb?= =?us-ascii?Q?60QFKO/IPyk/Xs5xoohboIAv?= 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)(1800799024)(366016);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?yWYLLY89g9Qxdx2YDeHENsrsVAt3g+qXVMIKLK/ba8Ai8iMfJopgFaJT2QnC?= =?us-ascii?Q?CaskQaOTmzBppcU1kKouxNftAeOZCsNPgOHINFEL40hXcECcnvhwn6IDWcKm?= =?us-ascii?Q?Xk2Veoj3Nww2GRYcNKdRVgL2QgwKmB/48ojCBCMpq/HjrrrBDljfWXqbD046?= =?us-ascii?Q?MHUvlR8jTnuzRuP52TOBHDa83HANPoLIXI2wcd9wuIR2O5MvTsfR1lyZu8Vx?= =?us-ascii?Q?pyxU/EP5bfvo9BbT350GdyNef4kcbCKX/FgVtyLHxBukMyrH5j9xYoUhxu1j?= =?us-ascii?Q?NX9Djg4qEwGK7kx8s2NBkfuk94L/49Bd4iWExQDH5lLXUFYm2aa6PYxqb9Ld?= =?us-ascii?Q?UEJjGhA+0o94MT/BpKYx51VAFXpgDS6F6EMU4WIudgHiSmn0QY2IbLZkR995?= =?us-ascii?Q?1IPbXYFt7yDfZlgN1nzwVhneQJLj2FdyNBHmxlvhCOU2QdX2B6xu7H7Oe667?= =?us-ascii?Q?0We434EmC4E/OmhuAjOM41o50HPgkJAuk3sbCRc94bDGCiDGGQ8hSzeWOO7v?= =?us-ascii?Q?nlplJclPZ1hT6KuObguzUFNYyv6H93GuncawYMoYpwR6pzamkg3DiB63BUto?= =?us-ascii?Q?9mgO4ozxxyX2zgddzTb0TlDzvA6TLGsnKCWo/0xPa9/6tzFkJ7dluBX6uI0/?= =?us-ascii?Q?3zK7Xa2wRTXJt2RGvGLG3Firuf8CaIJrPmVe/vvxxODrBtxHwlZ7wj68N/oC?= =?us-ascii?Q?qj6SwqYv7N7+Y2xzIYMTcGjzZv+wv+wqmfp5+pTFHQV0kkpPnewlUa1jlcZn?= =?us-ascii?Q?mRK9HYNOVuLa88wNFG++ZSgvIMja+URNQpInLNbVt0zgYzIILUBVVaJMVMbi?= =?us-ascii?Q?91H1a9tknAptKa7dOGtpewqVMOAQH7Bo/9wTZeVRrycNHo7j6t2OOSsxz15d?= =?us-ascii?Q?ZWt1NsEdff1Qmq/7jgsVAscTIx30WWZTstEno5uj7J0yyOdlRt/Q0WtEKl1w?= =?us-ascii?Q?aUIwjbDmXawI36oukLHh24KGmGJdcyd0+PmN9hUSgHm81B8X9PTrTNB53SGa?= =?us-ascii?Q?5VzlquXE9dizMwQxhoJfNBPga2aHycXPgO636cuGwpCYGSw65M5OHdvM/RwA?= =?us-ascii?Q?sLo2PpNzYyDjVBeOKVojU380MO1af35J9Wd7s8KOmeCb8GZRNu+3gJDPJJI7?= =?us-ascii?Q?6hJIeGxCspjiJWPd1xDBm4KtVw1aQ61aqGKU5lN4KDfCCSoJpD9aA0bibmXZ?= =?us-ascii?Q?51SBmZ3NpyFGbK6qle90LCZZtN+rGUvTCKEgOqQGOgqW6dyYXXHpO7Q7mz+r?= =?us-ascii?Q?8viqWa38pFJWSMIEZBpssFsGh7hnrc1/iCyKeS3WkjNfSD/1m4ds/TOQjLUb?= =?us-ascii?Q?PmD0aw/4L9MVO2fd1OvzPdB3NJ9ZAKgqsUzSGkRLWGChno9o/VPcwYbK8aOt?= =?us-ascii?Q?uQDHGG8COHrUTW8XPfZMii1Hd5wIw9HlUGyC3a3khgHN5ZrWLnkrUXE1YiQl?= =?us-ascii?Q?b5nxEGNNI5OifUWGtceQMLtB0qw802imJnLgvgr2kv/LD3Nhhp2ahUh6XwLL?= =?us-ascii?Q?iv2seqwNETY09ZW2hILNlxakNbegBzDErGI13M2opZjRECXCPZeTKEnp0SYx?= =?us-ascii?Q?5KZvwfNH6oN1FD4rf+NYMASlqwU6dCA7vJQ04kJhGMctiJOW50VvG0fBeXw4?= =?us-ascii?Q?cg=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: bb03a47c-c225-41f5-b984-08dc9f23322f X-MS-Exchange-CrossTenant-AuthSource: LV3PR11MB8603.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Jul 2024 07:54:29.7631 (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: 4kXJLhEuFMXzOzpc7kNwwjIQUh/HM5pug/HvKu4WSw206+jbMCVbKvQtT2CunVBkNHJ1ZT9x+PzpAB7gZXiCQw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR11MB8490 X-OriginatorOrg: intel.com Hello, kernel test robot noticed "WARNING:possible_recursive_locking_detected" on: commit: 1d4c6111406c8306a9b87ba6c496996cd4539cfd ("[PATCH V2 4/5] workqueue: Put PWQ allocation and WQ enlistment in the same lock C.S.") url: https://github.com/intel-lab-lkp/linux/commits/Lai-Jiangshan/workqueue-Register-sysfs-after-the-whole-creation-of-the-new-wq/20240705-043238 base: v6.10-rc5 patch subject: [PATCH V2 4/5] workqueue: Put PWQ allocation and WQ enlistment in the same lock C.S. in testcase: rcutorture version: with following parameters: runtime: 300s test: default torture_type: srcu compiler: gcc-13 test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 16G (please refer to attached dmesg/kmsg for entire log/backtrace) 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/202407081521.83b627c1-lkp@intel.com [ 2.233457][ T1] WARNING: possible recursive locking detected [ 2.233457][ T1] 6.10.0-rc5-00004-g1d4c6111406c #1 Not tainted [ 2.233457][ T1] -------------------------------------------- [ 2.233457][ T1] swapper/0/1 is trying to acquire lock: [ 2.233457][ T1] c27760f4 (cpu_hotplug_lock){++++}-{0:0}, at: alloc_workqueue (kernel/workqueue.c:5152 kernel/workqueue.c:5730) [ 2.233457][ T1] [ 2.233457][ T1] but task is already holding lock: [ 2.233457][ T1] c27760f4 (cpu_hotplug_lock){++++}-{0:0}, at: padata_alloc (kernel/padata.c:1007) [ 2.233457][ T1] [ 2.233457][ T1] other info that might help us debug this: [ 2.245549][ T1] Possible unsafe locking scenario: [ 2.245549][ T1] [ 2.245549][ T1] CPU0 [ 2.245549][ T1] ---- [ 2.245549][ T1] lock(cpu_hotplug_lock); [ 2.245549][ T1] [ 2.245549][ T1] *** DEADLOCK *** [ 2.245549][ T1] [ 2.251678][ T1] May be due to missing lock nesting notation [ 2.251678][ T1] [ 2.253463][ T1] 1 lock held by swapper/0/1: [ 2.253463][ T1] #0: c27760f4 (cpu_hotplug_lock){++++}-{0:0}, at: padata_alloc (kernel/padata.c:1007) [ 2.253463][ T1] [ 2.253463][ T1] stack backtrace: [ 2.257461][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.10.0-rc5-00004-g1d4c6111406c #1 c89023213b7b89ade58aa28d4c172b811b00908c [ 2.257461][ T1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 2.261462][ T1] Call Trace: [ 2.261462][ T1] dump_stack_lvl (lib/dump_stack.c:117) [ 2.261462][ T1] dump_stack (lib/dump_stack.c:124) [ 2.261462][ T1] print_deadlock_bug (kernel/locking/lockdep.c:3013) [ 2.265464][ T1] validate_chain (kernel/locking/lockdep.c:3859) [ 2.265464][ T1] __lock_acquire (kernel/locking/lockdep.c:5137 (discriminator 1)) [ 2.265464][ T1] ? __this_cpu_preempt_check (lib/smp_processor_id.c:67) [ 2.265464][ T1] lock_acquire (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 2.265464][ T1] ? alloc_workqueue (kernel/workqueue.c:5152 kernel/workqueue.c:5730) [ 2.269463][ T1] ? __might_sleep (kernel/sched/core.c:10126) [ 2.269463][ T1] ? is_dynamic_key (include/linux/rcupdate.h:779 kernel/locking/lockdep.c:1257) [ 2.269463][ T1] cpus_read_lock (include/linux/percpu-rwsem.h:53 kernel/cpu.c:488) [ 2.269463][ T1] ? alloc_workqueue (kernel/workqueue.c:5152 kernel/workqueue.c:5730) [ 2.273463][ T1] alloc_workqueue (kernel/workqueue.c:5152 kernel/workqueue.c:5730) [ 2.273463][ T1] padata_alloc (kernel/padata.c:1007 (discriminator 1)) [ 2.273463][ T1] ? nhpoly1305_mod_init (crypto/pcrypt.c:345) [ 2.273463][ T1] pcrypt_init_padata (crypto/pcrypt.c:327 (discriminator 1)) [ 2.277463][ T1] ? nhpoly1305_mod_init (crypto/pcrypt.c:345) [ 2.277463][ T1] pcrypt_init (crypto/pcrypt.c:353) [ 2.277463][ T1] ? nhpoly1305_mod_init (crypto/pcrypt.c:345) [ 2.277463][ T1] do_one_initcall (init/main.c:1267) [ 2.281464][ T1] ? next_arg (lib/cmdline.c:274) [ 2.281464][ T1] do_initcalls (init/main.c:1328 (discriminator 1) init/main.c:1345 (discriminator 1)) [ 2.281464][ T1] ? rdinit_setup (init/main.c:1313) [ 2.281464][ T1] kernel_init_freeable (init/main.c:1364) [ 2.285464][ T1] ? kernel_init (init/main.c:1469) [ 2.285464][ T1] ? rest_init (init/main.c:1459) [ 2.285464][ T1] kernel_init (init/main.c:1469) [ 2.285464][ T1] ? schedule_tail (kernel/sched/core.c:5346) [ 2.285464][ T1] ret_from_fork (arch/x86/kernel/process.c:153) [ 2.289466][ T1] ? rest_init (init/main.c:1459) [ 2.289466][ T1] ret_from_fork_asm (arch/x86/entry/entry_32.S:737) [ 2.289466][ T1] entry_INT80_32 (arch/x86/entry/entry_32.S:944) The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20240708/202407081521.83b627c1-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki