From nobody Mon Feb 9 11:26:47 2026 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (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 EECEE1FDA for ; Mon, 21 Apr 2025 08:12:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=192.198.163.13 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745223159; cv=fail; b=KW/SQv5augVMe4t70J+FyP4ZiJmW3wHZxFO+aygpZLtC3ggEyB1/OrhRPxA+5ln6lVEnL38nx7u7NuCNlMwh6ED7cQgkSkIbbqJud/oHkGCLrQ6E0+7dCP7tBBEnYCpzjJ55sd51kOvK76EhfmTsS0/eHxLlr3ZdbMiTJai78Mg= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745223159; c=relaxed/simple; bh=vBDeUJWtmJnBARInySV9+JcxlCeJ1Rxbm8N0T1lbF/E=; h=Date:From:To:CC:Subject:Message-ID:Content-Type: Content-Disposition:MIME-Version; b=sVpT5B8KgWGwHTYl44mnFbRviaRkxUaHLXVuzafkWRde4DFuC9HL7gKwVmgGLLEn2ghtccYkrbA3XOHj4qeCBw4yxEdtbSgruDe+J5tV+Vak8L0Z0h+muPyMtqPFS2Kg6btUBNEAo5rblZhxoQ277Wbml4eUS8y12fqi78je4d0= 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=nT0Zntzc; arc=fail smtp.client-ip=192.198.163.13 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="nT0Zntzc" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1745223158; x=1776759158; h=date:from:to:cc:subject:message-id:mime-version; bh=vBDeUJWtmJnBARInySV9+JcxlCeJ1Rxbm8N0T1lbF/E=; b=nT0ZntzcpH7o+ifX76/QMNrkOkSDKxZgKxL0GOgPNKDsthLgf0eT1U9M SUvuAk+nT9ef80O05PEgZWMHVMfzPNTL3BTdz9gMlePHmMdLCjjZDM6/u 249VkR/w4MUcTBpwG2ia8AWqwK/YeDEVlgHjRFAklbvEssbtMNTpuLTcv OrJw3uHJsR5FwVNpno2kHHqMJ/XaqfZejxCA8+K+rvKFaZCJgeaE1zSuS 9PEQp65cxzBjdTHYvYD0b3/iDGeYL1nBzbRUI2cviSHe9nNFznYM4hvWe bOY2Qoa21GUB7D+dPS93v7rsMGixNCQzvKdcIUc4Mxohjged7uut+8QqH A==; X-CSE-ConnectionGUID: I8SXgIZCTIWujX0i5jmx9A== X-CSE-MsgGUID: 0kLjEGOFTHujZxzGS0Be3A== X-IronPort-AV: E=McAfee;i="6700,10204,11409"; a="49416220" X-IronPort-AV: E=Sophos;i="6.15,227,1739865600"; d="scan'208";a="49416220" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Apr 2025 01:12:29 -0700 X-CSE-ConnectionGUID: 6myHPuF8Sx660hKdv5hVxQ== X-CSE-MsgGUID: vSUEs/LtTt66PjHVO3Z4Gg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,227,1739865600"; d="scan'208";a="154829216" Received: from orsmsx901.amr.corp.intel.com ([10.22.229.23]) by fmviesa002.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Apr 2025 01:12:29 -0700 Received: from ORSMSX901.amr.corp.intel.com (10.22.229.23) by ORSMSX901.amr.corp.intel.com (10.22.229.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.14; Mon, 21 Apr 2025 01:12:28 -0700 Received: from ORSEDG602.ED.cps.intel.com (10.7.248.7) by ORSMSX901.amr.corp.intel.com (10.22.229.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.14 via Frontend Transport; Mon, 21 Apr 2025 01:12:28 -0700 Received: from NAM10-MW2-obe.outbound.protection.outlook.com (104.47.55.44) 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; Mon, 21 Apr 2025 01:12:28 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=cPF8LHpQiHQ8zOLZfmMExr9cKALyZyLJoe1NohY7NozhnMF/seosfYAuVAzX28+LCDpK0y6csB0L1cTFAnuHAaCWBLSa9leM/4KY82S2v26hm7gIzXvUarsH2JOomFLk47/I4Z9/A0ZQw0qRcGpVhT7kmMFaO73Ls4j2AMLC0mQTp95D3yTSThW0pHyPQwALUerApS/f1X34BgrrCtrdVUS7MWxvroJb1Cxd17hXO46b16xM8R8TYZTyFz2qfIkzbs67kGJXfkvrQdfe4ysfOmN6UHxj95iu9B9XUqGzTQVBUVlNUJJd/tZON/x6BNwV6z0v/VulMxnuefDBp6htSQ== 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=YgbHBl0SbsNdGNX/wmuzCevYGYJfd4YNeDuzSDwd6t0=; b=vL6M6nxCT3gcA2qJWvMu9b/lTP5e16DkgjvYHds/iBlTatBzluWYsnV2Ih0cDC8m+C26TXisYA1j6g53/0i2GfkkfTosw6J7J2oi5toNHivpVf6QDK4pUZi5x9HcZUH5ly91ET0IYJIgGV9lQHr2UA4PVy9lUwtwdBZBX7rKGYAB2k6xY0Fw3DMRIQyt/YIllqeojWSEHZoFnR8a9HKGCQDxnH2M5K0yHLeBrtQIFZZHnzDTm1hAq1xX4lkdqJmTurluOcFuRM/kWdqnfvwWdHZOcoV0pAsswTizpHhJ3E4VS49mmlq2epqLSZ7am4mfLm2jLYvMff0IvE0bwrQE7A== 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 IA1PR11MB6395.namprd11.prod.outlook.com (2603:10b6:208:3ac::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8655.33; Mon, 21 Apr 2025 08:12:21 +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 15.20.8655.033; Mon, 21 Apr 2025 08:12:21 +0000 Date: Mon, 21 Apr 2025 16:12:11 +0800 From: kernel test robot To: Arnd Bergmann CC: , , , Ingo Molnar , Linus Torvalds , Subject: [linus:master] [x86/cpu] f388f60ca9: BUG:soft_lockup-CPU##stuck_for#s![swapper:#] Message-ID: <202504211553.3ba9400-lkp@intel.com> Content-Disposition: inline X-ClientProxiedBy: KU0P306CA0077.MYSP306.PROD.OUTLOOK.COM (2603:1096:d10:2b::6) To SJ2PR11MB8587.namprd11.prod.outlook.com (2603:10b6:a03:568::21) 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_|IA1PR11MB6395:EE_ X-MS-Office365-Filtering-Correlation-Id: ac75d968-4824-451a-1806-08dd80ac3c53 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?hQdFNJHoyizdrkddosfvPzInY53ClkH+yps2WMVtLGKRVm+6c/YJqr6BSbz3?= =?us-ascii?Q?jm00Tj+g5BbdSh0ebHJKljLVjIZXraQM0thKeqDjX/7E7EV3QWNpW3/6q7Op?= =?us-ascii?Q?t3MCkgbIi6O3QYa0nS4FxIMZjmSn29H9KnvOh2DiACGKq/wJ2E76bsmxgHl7?= =?us-ascii?Q?uTJBnS2wMx6A5fUcLyNciKihD3xFW6qX6bJrrDxv86AM80FNNiO8feFLT4N2?= =?us-ascii?Q?xKegXLrOvSCtoLTstrzGHWZdqqwNcFvixtVoqKHbK14F0RJlgDe3SU9VQyBq?= =?us-ascii?Q?+jg+TuCyjk4M3i+3IeA0udbkI3DrXQ7cTmXiQ63K8dkLtBs87nJzGlEwLZBx?= =?us-ascii?Q?hYcgRT54igh0TVaU61mOOfL06PYSaOD1vEBlUeobyXgsOE4TtHoEhutBrquL?= =?us-ascii?Q?OJUXDRxtA//nCfbZBRTbt9dxNzsCj+1mbgit12xo5P6DE0Eb5v8Z2wzZBlwd?= =?us-ascii?Q?891uYJb4EA7GFCMZlVLlXhhYkR4vEZMPu35knWJYMjE2rYCJ8W68rJymznCg?= =?us-ascii?Q?9/yJttV2wiBm63njC3pbHlvc97k2mtBczErYrAa86YLyScORGrTL7UjqpMOz?= =?us-ascii?Q?A+Z9K24iCGONLe7TjvCWvP8LYyffiO0+CjVNmoiNUnpCbgGa9E4Y7uleLmcb?= =?us-ascii?Q?J0UEnf8itcZI64JaC6DU1b8Ra7LJVFhNAKIlamKBPiywq4M7bc0059TPLDCv?= =?us-ascii?Q?HQ8+zxAvfMEkx98NuUrPuqonRbnOWoteySTKRgXfG7LK9OAO3VLtFkZBmYbS?= =?us-ascii?Q?UMT7DYwO4bYYoILZm2NrhwwlXGYEG9rdNutfIcMLkCAtNyW63xtOEzeh3T9f?= =?us-ascii?Q?rju0CZ1nLJuknmHkKq/wBejsMZLujRW9EtnsX+zLZyD8IqQhrUvjgfAFQ2Fr?= =?us-ascii?Q?kdeQ5sl6pU51XR3xPrcpqxWFrNWM6XIMTsfejUU38jeMFfuKd96lwIvTHCQy?= =?us-ascii?Q?WnZvd1lR5+WVHFeHUiXrrkSdaKQSkUsvuWoFHg9QBpQ51P/0Pn7GTlYRS3w5?= =?us-ascii?Q?4sh6rhu1NiLv07zf98Q7AVZgzkS35ZhTm20qzUgMxiPX1zJVHWKbBwZIqxDQ?= =?us-ascii?Q?is39dCZ8epxSe1jXRlofXSsmnqt46FeBc7R+zcSvZXClHWuZNaLBY9QZEE7n?= =?us-ascii?Q?rFuZ3G2JgapY7YCb9lXLPsM/Y6yk9p+b6v+rJS4cC98SaNKxqwwy8umE4s7/?= =?us-ascii?Q?pg5WwT5TLvQLPM7lkFCoyx6X6qIFuxhrO9SPz/w49TubBrlvXCOpUn1hGkjD?= =?us-ascii?Q?8mweu518yf2r3FFABc3uSkwFbpcFrpX4dEy3rc/MBwM+o32LLD9A9yG9wjHT?= =?us-ascii?Q?lM973Dmf7c3JWSchNewkLtroKopCRzo+ogoQW/JqSkZC4Ol82K54M1/iXEAL?= =?us-ascii?Q?zabRRRbGLwOgjQjarosew9Mgbwbu?= 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?PKLpfpuyVARU/NJfNBUvWq472I5pyKMergyvUv0j7Geu0UDaUz5eMIMLpwNI?= =?us-ascii?Q?hl26Dxas7GODp13O7dQLt9lHJKHGb5v+Yl6qAq2vPJWvJ5I0+3JXfMGxmTkW?= =?us-ascii?Q?lxOf06bicxHQOZynFfJ78vEa4psxq3dKXCk62FCUnFLNdfGYv2sMPukZ4eGF?= =?us-ascii?Q?ao87VBEOCvhk4phrhQN/nMEpyzAv7dwUu9ah93UL9ELhLJ9EOIYGZPql0x4S?= =?us-ascii?Q?SEeSVvizeEItqydYKZxVsP+i5hfzkl1i4KfBORbJmWiwboS0FF4ExmcBKQUa?= =?us-ascii?Q?QJSYQLwwJUdoS6eXa+2NJAkAhXgbzdlVBNc69bwWDmnbUfToWd60WAPiq2k5?= =?us-ascii?Q?1K/KhpJQOfGhJfZQ3/VJyCuxF2MTpn+DSCVdwKW4IhTfmtyqalVsMlHlGvky?= =?us-ascii?Q?PEn1xY0SPiH8+fqJJljDJQRrqdozQgKbTYxL75WEJsin/tO9PsytUUc9UPAC?= =?us-ascii?Q?wwr3MvwtIvadkNJ5IYo4QJtnXc2SKhFoXDT/sge/sIM3C4VUjZES/p2hQMgZ?= =?us-ascii?Q?TgO0JwL85SobKFr7cJKmJ2nqUMbG8LtJeoTITH6SB3v6MyJtCKnFFb1aOb3Y?= =?us-ascii?Q?/xN3JB56xw+QCyCd+pMFuMypKHqDJ6yFnIA2Ll8L5Ni82qm3CkHZ1YbnBY7T?= =?us-ascii?Q?gx7ocq6mraeF5Qa+/7VGEYrQtM7R3CcB7odBL6YnWvBxAe55gn60pMqRrPZb?= =?us-ascii?Q?f3hrGB31RA8WSrZ/OiLjLYsy/r+8ew1Y6VJss+Qw0RYYoXy/Olyj6CPyB/Wt?= =?us-ascii?Q?OUVl/yBpyTJeExRzhiObsiAilVM+8SMa9R0L5H6IdDIR7MN8OdvTfBvyWTh+?= =?us-ascii?Q?qGNFr6tyT+F93US+XOK2+oxHFz/sB3gRkxboELXXnzp+aI/VucCDeLet+eai?= =?us-ascii?Q?8YLbxfhLaRfLvU5vtSd2Qo8oSCWMzeHYMI/ejbhnQuewaShScjYmv0BTKe6A?= =?us-ascii?Q?L0skk1tS9ITyGzVsI+Hy/l1Pzy09u8VVI3CvGSiK52rv9s4nzmaXwMt/SKRs?= =?us-ascii?Q?nBP7Hq4qd2xC4l3a2oYYqsxxCVYUV0B2QqXItrsR78jsURQp/BfHWP3Xcyw2?= =?us-ascii?Q?W+G81gI4vJQe14nQTYjvNlVpBI5KBd5asg3rtOMZSkbRgiWLacALdQFzKBw8?= =?us-ascii?Q?gDJBPiJ+Z6NeRuVqIV05kQYsFcTJjBjNU3tfpKSTFxwjUFW2+t9pbaByG3Bw?= =?us-ascii?Q?OIZ1zaG/HbzlEuwoygsaz4xD3Cy00/4aTa2jLAw1jhsFIj5vdlsnnkAofGHD?= =?us-ascii?Q?auZ9RVIL8Tg83XkPrXeodTQ5g28H6xZL1MhbjIbbYDMOzXAWAykj4dPFHbsR?= =?us-ascii?Q?ULauKPhyEgqu1bPYtfcmlI6xZ8hG2QMO7sNvrFXRBK2pIo3uQb7bZVOBPgWy?= =?us-ascii?Q?WA2BKwiBIen1PmlzUKugtesq7QEifLzPlWB6Ct1/UcEl2uQ+DsxA6nurdY1k?= =?us-ascii?Q?igslg5jZTRmesUislanD0P6elQvJ2GBu70QRIaoOFy3LK5tLQLL6z2wLAH9A?= =?us-ascii?Q?zSROpSNT/pqwDuoHB6o6ZgnksrEDeomJeh3gaJwRdrqZKQjTOPa9di1UM4lL?= =?us-ascii?Q?t2dye8UtvkeutItKzsgfI0jtpeANEBpEo5aGzCK63VOkH77KfsqRSZKx8C2Q?= =?us-ascii?Q?kw=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: ac75d968-4824-451a-1806-08dd80ac3c53 X-MS-Exchange-CrossTenant-AuthSource: SJ2PR11MB8587.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Apr 2025 08:12:21.2886 (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: CY4SwTn6Bozp21iBQyDXcvsIegC6XxRDfdHGJvuGHbDNuE/e45HB8YiTA32duEitSjoy3047BTiUTsg+X98iaQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR11MB6395 X-OriginatorOrg: intel.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Hello, by this commit, we notice big config diff [1] then in this rcutorture tests, parent runs quite clean, f388f60ca9 shows various random issues. =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D tbox_group/testcase/rootfs/kconfig/compiler/runtime/test/torture_type: vm-snb/rcutorture/debian-11.1-i386-20220923.cgz/i386-randconfig-r071-2025= 0410/gcc-12/300s/default/tasks-tracing fc2d5cbe541032e7 f388f60ca9041a95c9b3f157d31 ---------------- --------------------------- fail:runs %reproduction fail:runs | | | :500 30% 149:500 last_state.booting :500 7% 35:500 dmesg.BUG:kernel_hang_in_boot= _stage :500 9% 45:500 dmesg.BUG:soft_lockup-CPU##st= uck_for#s![swapper:#] :500 10% 51:500 dmesg.BUG:workqueue_lockup-po= ol :500 0% 1:500 dmesg.EIP:__timer_delete_sync :500 1% 5:500 dmesg.EIP:_raw_spin_unlock_irq :500 0% 2:500 dmesg.EIP:_raw_spin_unlock_ir= qrestore :500 0% 1:500 dmesg.EIP:console_emit_next_r= ecord :500 0% 1:500 dmesg.EIP:handle_softirqs :500 1% 3:500 dmesg.EIP:lock_acquire :500 0% 2:500 dmesg.EIP:lock_release :500 0% 1:500 dmesg.EIP:queue_delayed_work_= on :500 9% 45:500 dmesg.EIP:timekeeping_notify :500 3% 14:500 dmesg.INFO:rcu_preempt_detect= ed_stalls_on_CPUs/tasks :500 6% 32:500 dmesg.INFO:task_blocked_for_m= ore_than#seconds :500 1% 3:500 dmesg.IP-Config:Auto-configur= ation_of_network_failed :500 9% 45:500 dmesg.Kernel_panic-not_syncin= g:softlockup:hung_tasks :500 29% 146:500 dmesg.boot_failures we don't have enough knowledge to dig deep these issues. so just make this report to consult with you if these issues are related with config diff. and if so, is this config diff reasonable by this commit? below our normal report just FYI. kernel test robot noticed "BUG:soft_lockup-CPU##stuck_for#s![swapper:#]" on: commit: f388f60ca9041a95c9b3f157d316ed7c8f297e44 ("x86/cpu: Drop configurat= ion options for early 64-bit CPUs") https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master [test failed on linus/master e618ee89561b6b0fdc69f79e6fd0c33375d3e6b4] [test failed on linux-next/master 01c6df60d5d4ae00cd5c1648818744838bba7763] in testcase: rcutorture version:=20 with following parameters: runtime: 300s test: default torture_type: tasks-tracing config: i386-randconfig-r071-20250410 compiler: gcc-12 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 versio= n of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202504211553.3ba9400-lkp@intel.com [ 721.016745][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 626s! [= swapper:1] [ 721.016779][ C0] CPU#0 Utilization every 96s during lockup: [ 721.016779][ C0] #1: 39% system, 0% softirq, 0% hardirq, 0% i= dle [ 721.016779][ C0] #2: 42% system, 0% softirq, 0% hardirq, 0% i= dle [ 721.016779][ C0] #3: 47% system, 0% softirq, 0% hardirq, 0% i= dle [ 721.016779][ C0] #4: 34% system, 0% softirq, 0% hardirq, 0% i= dle [ 721.016779][ C0] #5: 32% system, 0% softirq, 0% hardirq, 0% i= dle [ 721.016779][ C0] Modules linked in: [ 721.016779][ C0] irq event stamp: 159506 [ 721.016779][ C0] hardirqs last enabled at (159505): timekeeping_notify (a= rch/x86/include/asm/irqflags.h:42 arch/x86/include/asm/irqflags.h:97 arch/x= 86/include/asm/irqflags.h:155 include/linux/stop_machine.h:154 include/linu= x/stop_machine.h:161 kernel/time/timekeeping.c:1521)=20 [ 721.016779][ C0] hardirqs last disabled at (159506): sysvec_apic_timer_in= terrupt (arch/x86/kernel/apic/apic.c:1049)=20 [ 721.016779][ C0] softirqs last enabled at (159174): handle_softirqs (kern= el/softirq.c:408 kernel/softirq.c:589)=20 [ 721.016779][ C0] softirqs last disabled at (159159): __do_softirq (kernel= /softirq.c:596)=20 [ 721.016779][ C0] CPU: 0 UID: 0 PID: 1 Comm: swapper Not tainted 6.14.= 0-rc3-00037-gf388f60ca904 #1 [ 721.016779][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996= ), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 721.016779][ C0] EIP: timekeeping_notify (kernel/time/timekeeping.c:1522)=20 [ 721.016779][ C0] Code: 5f e9 ff ff 8d 45 e8 e8 57 d4 ff ff 85 ff 74 16 8b= 57 5c 85 d2 74 04 89 f8 ff d2 8b 87 88 00 00 00 e8 d5 3e ff ff 85 f6 75 9b= 7f b9 00 00 31 c0 39 1d a4 70 14 84 0f 95 c0 f7 d8 8b 55 f0 2b All code =3D=3D=3D=3D=3D=3D=3D=3D 0: 5f pop %rdi 1: e9 ff ff 8d 45 jmp 0x458e0005 6: e8 e8 57 d4 ff call 0xffffffffffd457f3 b: ff 85 ff 74 16 8b incl -0x74e98b01(%rbp) 11: 57 push %rdi 12: 5c pop %rsp 13: 85 d2 test %edx,%edx 15: 74 04 je 0x1b 17: 89 f8 mov %edi,%eax 19: ff d2 call *%rdx 1b: 8b 87 88 00 00 00 mov 0x88(%rdi),%eax 21: e8 d5 3e ff ff call 0xffffffffffff3efb 26: 85 f6 test %esi,%esi 28: 75 9b jne 0xffffffffffffffc5 2a:* e8 7f b9 00 00 call 0xb9ae <-- trapping instruction 2f: 31 c0 xor %eax,%eax 31: 39 1d a4 70 14 84 cmp %ebx,-0x7beb8f5c(%rip) # 0xffffff= ff841470db 37: 0f 95 c0 setne %al 3a: f7 d8 neg %eax 3c: 8b 55 f0 mov -0x10(%rbp),%edx 3f: 2b .byte 0x2b Code starting with the faulting instruction =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D 0: e8 7f b9 00 00 call 0xb984 5: 31 c0 xor %eax,%eax 7: 39 1d a4 70 14 84 cmp %ebx,-0x7beb8f5c(%rip) # 0xffffff= ff841470b1 d: 0f 95 c0 setne %al 10: f7 d8 neg %eax 12: 8b 55 f0 mov -0x10(%rbp),%edx 15: 2b .byte 0x2b [ 721.016779][ C0] EAX: 00026f11 EBX: 8316b7e0 ECX: 00000006 EDX: 7e26f= 13f [ 721.016779][ C0] ESI: 00000200 EDI: 835e7220 EBP: 86d15ed8 ESP: 86d15= ec0 [ 721.016779][ C0] DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068 EFLAGS:= 00000206 [ 721.016779][ C0] CR0: 80050033 CR2: ffdaa000 CR3: 03a16000 CR4: 00040= 6d0 [ 721.016779][ C0] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000= 000 [ 721.016779][ C0] DR6: fffe0ff0 DR7: 00000400 [ 721.016779][ C0] Call Trace: [ 721.016779][ C0] ? show_regs (arch/x86/kernel/dumpstack.c:478)=20 [ 721.016779][ C0] ? watchdog_timer_fn (kernel/watchdog.c:767)=20 [ 721.016779][ C0] ? schedule_work (drivers/usb/core/hub.c:919)=20 [ 721.016779][ C0] ? __hrtimer_run_queues+0x12f/0x1cf=20 [ 721.016779][ C0] ? hrtimer_run_queues (kernel/time/hrtimer.c:2023)=20 [ 721.016779][ C0] ? update_process_times (kernel/time/timer.c:2458 kernel/= time/timer.c:2514)=20 [ 721.016779][ C0] ? tick_periodic (kernel/time/tick-common.c:103)=20 [ 721.016779][ C0] ? tick_handle_periodic (kernel/time/tick-common.c:144)=20 [ 721.016779][ C0] ? vmware_sched_clock (arch/x86/kernel/apic/apic.c:1049)=20 [ 721.016779][ C0] ? __sysvec_apic_timer_interrupt (arch/x86/include/asm/tr= ace/irq_vectors.h:41 arch/x86/include/asm/trace/irq_vectors.h:41 arch/x86/k= ernel/apic/apic.c:1056)=20 [ 721.016779][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic= .c:1049 arch/x86/kernel/apic/apic.c:1049)=20 [ 721.016779][ C0] ? handle_exception (arch/x86/entry/entry_32.S:1055)=20 [ 721.016779][ C0] ? vmware_sched_clock (arch/x86/kernel/apic/apic.c:1049)=20 [ 721.016779][ C0] ? timekeeping_notify (kernel/time/timekeeping.c:1522)=20 [ 721.016779][ C0] ? vmware_sched_clock (arch/x86/kernel/apic/apic.c:1049)=20 [ 721.016779][ C0] ? timekeeping_notify (kernel/time/timekeeping.c:1522)=20 [ 721.016779][ C0] __clocksource_select (kernel/time/clocksource.c:1077 (di= scriminator 1))=20 [ 721.016779][ C0] ? boot_override_clock (kernel/time/clocksource.c:1109)=20 [ 721.016779][ C0] clocksource_select (kernel/time/clocksource.c:1094)=20 [ 721.016779][ C0] clocksource_done_booting (kernel/time/clocksource.c:1118= )=20 [ 721.016779][ C0] do_one_initcall (init/main.c:1257)=20 [ 721.016779][ C0] ? rdinit_setup (init/main.c:1305)=20 [ 721.016779][ C0] do_initcalls (init/main.c:1318 init/main.c:1335)=20 [ 721.016779][ C0] ? rest_init (init/main.c:1449)=20 [ 721.016779][ C0] kernel_init_freeable (init/main.c:1572)=20 [ 721.016779][ C0] kernel_init (init/main.c:1459)=20 [ 721.016779][ C0] ret_from_fork (arch/x86/kernel/process.c:154)=20 [ 721.016779][ C0] ? rest_init (init/main.c:1449)=20 [ 721.016779][ C0] ret_from_fork_asm (arch/x86/entry/entry_32.S:737)=20 [ 721.016779][ C0] entry_INT80_32 (arch/x86/entry/entry_32.S:945)=20 [ 721.016779][ C0] Kernel panic - not syncing: softlockup: hung tasks [ 721.016779][ C0] CPU: 0 UID: 0 PID: 1 Comm: swapper Tainted: G = L 6.14.0-rc3-00037-gf388f60ca904 #1 [ 721.016779][ C0] Tainted: [L]=3DSOFTLOCKUP [ 721.016779][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996= ), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 721.016779][ C0] Call Trace: [ 721.016779][ C0] dump_stack_lvl (lib/dump_stack.c:124)=20 [ 721.016779][ C0] dump_stack (lib/dump_stack.c:130)=20 [ 721.016779][ C0] panic (kernel/panic.c:258 kernel/panic.c:375)=20 [ 721.016779][ C0] watchdog_timer_fn (kernel/watchdog.c:740)=20 [ 721.016779][ C0] ? schedule_work (drivers/usb/core/hub.c:919)=20 [ 721.016779][ C0] __hrtimer_run_queues+0x12f/0x1cf=20 [ 721.016779][ C0] hrtimer_run_queues (kernel/time/hrtimer.c:2023)=20 [ 721.016779][ C0] update_process_times (kernel/time/timer.c:2458 kernel/ti= me/timer.c:2514)=20 [ 721.016779][ C0] tick_periodic (kernel/time/tick-common.c:103)=20 [ 721.016779][ C0] tick_handle_periodic (kernel/time/tick-common.c:144)=20 [ 721.016779][ C0] ? vmware_sched_clock (arch/x86/kernel/apic/apic.c:1049)=20 [ 721.016779][ C0] __sysvec_apic_timer_interrupt (arch/x86/include/asm/trac= e/irq_vectors.h:41 arch/x86/include/asm/trace/irq_vectors.h:41 arch/x86/ker= nel/apic/apic.c:1056)=20 [ 721.016779][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c= :1049 arch/x86/kernel/apic/apic.c:1049)=20 [ 721.016779][ C0] handle_exception (arch/x86/entry/entry_32.S:1055)=20 [ 721.016779][ C0] EIP: timekeeping_notify (kernel/time/timekeeping.c:1522)=20 [ 721.016779][ C0] Code: 5f e9 ff ff 8d 45 e8 e8 57 d4 ff ff 85 ff 74 16 8b= 57 5c 85 d2 74 04 89 f8 ff d2 8b 87 88 00 00 00 e8 d5 3e ff ff 85 f6 75 9b= 7f b9 00 00 31 c0 39 1d a4 70 14 84 0f 95 c0 f7 d8 8b 55 f0 2b All code =3D=3D=3D=3D=3D=3D=3D=3D 0: 5f pop %rdi 1: e9 ff ff 8d 45 jmp 0x458e0005 6: e8 e8 57 d4 ff call 0xffffffffffd457f3 b: ff 85 ff 74 16 8b incl -0x74e98b01(%rbp) 11: 57 push %rdi 12: 5c pop %rsp 13: 85 d2 test %edx,%edx 15: 74 04 je 0x1b 17: 89 f8 mov %edi,%eax 19: ff d2 call *%rdx 1b: 8b 87 88 00 00 00 mov 0x88(%rdi),%eax 21: e8 d5 3e ff ff call 0xffffffffffff3efb 26: 85 f6 test %esi,%esi 28: 75 9b jne 0xffffffffffffffc5 2a:* e8 7f b9 00 00 call 0xb9ae <-- trapping instruction 2f: 31 c0 xor %eax,%eax 31: 39 1d a4 70 14 84 cmp %ebx,-0x7beb8f5c(%rip) # 0xffffff= ff841470db 37: 0f 95 c0 setne %al 3a: f7 d8 neg %eax 3c: 8b 55 f0 mov -0x10(%rbp),%edx 3f: 2b .byte 0x2b Code starting with the faulting instruction =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D 0: e8 7f b9 00 00 call 0xb984 5: 31 c0 xor %eax,%eax 7: 39 1d a4 70 14 84 cmp %ebx,-0x7beb8f5c(%rip) # 0xffffff= ff841470b1 d: 0f 95 c0 setne %al 10: f7 d8 neg %eax 12: 8b 55 f0 mov -0x10(%rbp),%edx 15: 2b .byte 0x2b The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20250421/202504211553.3ba9400-lkp@i= ntel.com [1] --- /pkg/linux/i386-randconfig-r071-20250410/gcc-12/fc2d5cbe541032e74a66599= ba843803cebbfed0e/.config 2025-04-15 15:41:11.316836213 +0800 +++ /pkg/linux/i386-randconfig-r071-20250410/gcc-12/f388f60ca9041a95c9b3f15= 7d316ed7c8f297e44/.config 2025-04-15 15:41:17.009901645 +0800 @@ -321,7 +321,7 @@ CONFIG_ARCH_CPUIDLE_HALTPOLL=3Dy # CONFIG_PVH is not set # CONFIG_PARAVIRT_TIME_ACCOUNTING is not set CONFIG_PARAVIRT_CLOCK=3Dy -# CONFIG_M486SX is not set +CONFIG_M486SX=3Dy # CONFIG_M486 is not set # CONFIG_M586 is not set # CONFIG_M586TSC is not set @@ -333,7 +333,6 @@ CONFIG_PARAVIRT_CLOCK=3Dy # CONFIG_MPENTIUM4 is not set # CONFIG_MK6 is not set # CONFIG_MK7 is not set -CONFIG_MK8=3Dy # CONFIG_MCRUSOE is not set # CONFIG_MEFFICEON is not set # CONFIG_MWINCHIPC6 is not set @@ -344,26 +343,24 @@ CONFIG_MK8=3Dy # CONFIG_MCYRIXIII is not set # CONFIG_MVIAC3_2 is not set # CONFIG_MVIAC7 is not set -# CONFIG_MCORE2 is not set # CONFIG_MATOM is not set CONFIG_X86_GENERIC=3Dy CONFIG_X86_INTERNODE_CACHE_SHIFT=3D6 CONFIG_X86_L1_CACHE_SHIFT=3D6 +CONFIG_X86_F00F_BUG=3Dy +CONFIG_X86_INVD_BUG=3Dy +CONFIG_X86_ALIGNMENT_16=3Dy CONFIG_X86_INTEL_USERCOPY=3Dy -CONFIG_X86_USE_PPRO_CHECKSUM=3Dy -CONFIG_X86_TSC=3Dy -CONFIG_X86_HAVE_PAE=3Dy -CONFIG_X86_CMPXCHG64=3Dy -CONFIG_X86_CMOV=3Dy -CONFIG_X86_MINIMUM_CPU_FAMILY=3D6 -CONFIG_X86_DEBUGCTLMSR=3Dy +CONFIG_X86_MINIMUM_CPU_FAMILY=3D4 CONFIG_IA32_FEAT_CTL=3Dy CONFIG_X86_VMX_FEATURE_NAMES=3Dy CONFIG_CPU_SUP_INTEL=3Dy +CONFIG_CPU_SUP_CYRIX_32=3Dy CONFIG_CPU_SUP_AMD=3Dy CONFIG_CPU_SUP_HYGON=3Dy CONFIG_CPU_SUP_CENTAUR=3Dy CONFIG_CPU_SUP_TRANSMETA_32=3Dy +CONFIG_CPU_SUP_UMC_32=3Dy CONFIG_CPU_SUP_ZHAOXIN=3Dy CONFIG_CPU_SUP_VORTEX_32=3Dy CONFIG_HPET_TIMER=3Dy @@ -410,7 +407,6 @@ CONFIG_X86_MSR=3Dy # CONFIG_X86_CPUID is not set # CONFIG_NOHIGHMEM is not set CONFIG_HIGHMEM4G=3Dy -# CONFIG_HIGHMEM64G is not set # CONFIG_VMSPLIT_3G is not set # CONFIG_VMSPLIT_3G_OPT is not set CONFIG_VMSPLIT_2G=3Dy @@ -418,7 +414,6 @@ CONFIG_VMSPLIT_2G=3Dy # CONFIG_VMSPLIT_1G is not set CONFIG_PAGE_OFFSET=3D0x80000000 CONFIG_HIGHMEM=3Dy -# CONFIG_X86_PAE is not set # CONFIG_X86_CPA_STATISTICS is not set CONFIG_ARCH_FLATMEM_ENABLE=3Dy CONFIG_ARCH_SPARSEMEM_ENABLE=3Dy @@ -427,6 +422,7 @@ CONFIG_ILLEGAL_POINTER_VALUE=3D0 # CONFIG_HIGHPTE is not set CONFIG_X86_CHECK_BIOS_CORRUPTION=3Dy CONFIG_X86_BOOTPARAM_MEMORY_CORRUPTION_CHECK=3Dy +# CONFIG_MATH_EMULATION is not set CONFIG_MTRR=3Dy CONFIG_MTRR_SANITIZER=3Dy CONFIG_MTRR_SANITIZER_ENABLE_DEFAULT=3D0 @@ -472,8 +468,8 @@ CONFIG_USE_X86_SEG_SUPPORT=3Dy CONFIG_CC_HAS_SLS=3Dy CONFIG_CC_HAS_RETURN_THUNK=3Dy CONFIG_CC_HAS_ENTRY_PADDING=3Dy -CONFIG_FUNCTION_PADDING_CFI=3D0 -CONFIG_FUNCTION_PADDING_BYTES=3D4 +CONFIG_FUNCTION_PADDING_CFI=3D11 +CONFIG_FUNCTION_PADDING_BYTES=3D16 CONFIG_CPU_MITIGATIONS=3Dy # CONFIG_MITIGATION_RETPOLINE is not set # CONFIG_MITIGATION_GDS is not set @@ -741,7 +737,8 @@ CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=3Dy CONFIG_HAVE_GCC_PLUGINS=3Dy # CONFIG_GCC_PLUGINS is not set CONFIG_FUNCTION_ALIGNMENT_4B=3Dy -CONFIG_FUNCTION_ALIGNMENT=3D4 +CONFIG_FUNCTION_ALIGNMENT_16B=3Dy +CONFIG_FUNCTION_ALIGNMENT=3D16 # end of General architecture-dependent options CONFIG_RT_MUTEXES=3Dy @@ -1114,7 +1111,6 @@ CONFIG_NFC_SHDLC=3Dy # # Near Field Communication (NFC) devices # -# CONFIG_NFC_MEI_PHY is not set # CONFIG_NFC_SIM is not set # CONFIG_NFC_PORT100 is not set # CONFIG_NFC_PN544_I2C is not set @@ -1607,9 +1603,7 @@ CONFIG_EEPROM_IDT_89HPESX=3Dy # CONFIG_CB710_CORE is not set CONFIG_SENSORS_LIS3_I2C=3Dy CONFIG_ALTERA_STAPL=3Dy -CONFIG_INTEL_MEI=3Dy -CONFIG_INTEL_MEI_ME=3Dy -# CONFIG_INTEL_MEI_TXE is not set +# CONFIG_INTEL_MEI is not set # CONFIG_VMWARE_VMCI is not set CONFIG_ECHO=3Dy # CONFIG_MISC_ALCOR_PCI is not set @@ -3412,7 +3406,6 @@ CONFIG_TQMX86_WDT=3Dy CONFIG_W83977F_WDT=3Dy CONFIG_MACHZ_WDT=3Dy CONFIG_SBC_EPX_C3_WATCHDOG=3Dy -# CONFIG_INTEL_MEI_WDT is not set CONFIG_NI903X_WDT=3Dy # CONFIG_NIC7018_WDT is not set # CONFIG_MEN_A21_WDT is not set @@ -5752,7 +5745,6 @@ CONFIG_GENERIC_NET_UTILS=3Dy # CONFIG_PRIME_NUMBERS is not set CONFIG_RATIONAL=3Dy CONFIG_GENERIC_IOMAP=3Dy -CONFIG_ARCH_USE_CMPXCHG_LOCKREF=3Dy CONFIG_ARCH_HAS_FAST_MULTIPLIER=3Dy CONFIG_ARCH_USE_SYM_ANNOTATIONS=3Dy @@ -6186,7 +6178,6 @@ CONFIG_SAMPLE_VFIO_MDEV_MDPY=3Dy CONFIG_SAMPLE_VFIO_MDEV_MBOCHS=3Dy CONFIG_SAMPLE_ANDROID_BINDERFS=3Dy CONFIG_SAMPLE_VFS=3Dy -# CONFIG_SAMPLE_INTEL_MEI is not set # CONFIG_SAMPLE_TPS6594_PFSM is not set CONFIG_SAMPLE_WATCHDOG=3Dy CONFIG_SAMPLE_WATCH_QUEUE=3Dy --=20 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki