From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) (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 22CBE1758B for ; Thu, 22 May 2025 02:02:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=198.175.65.13 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747879367; cv=fail; b=g/nYtwHW3Bkeiii9KAwQhIaEzl5kpXASQ+E3aSidTQ1nbF+O4hVuPp2JpEnoyst3ddyobmP7nzcAz8NINNSKrQ4XyADl6e0ZMiFmYfTjmVuUUP6lhtrUZHdYVqgVpNTHmuXbCNG6NzxhEtxkFnM4ayialeeKXhueqLYryG3jKfs= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747879367; c=relaxed/simple; bh=ayQKZ5c5S2abfk38vwRmm2o3jXOENXCumQAcvVDu8qw=; h=Date:From:To:CC:Subject:Message-ID:Content-Type: Content-Disposition:MIME-Version; b=YXYdWmgta5VbV+DU2sQhAfAecvdRmn7cT7mJ9CH7u73oqBm5bUZ+pLpvDPfXnt5R3R4BJTbcOPxsOLcV8KTfzflZf6qqGS77BtdDYBd3CXUUiwHyt1/gjiSMh/ummbwBE2ggnw8jimF8OQlkwBiR5gs1OqnqwFtmg+bCEK4kRow= 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=grt3bXQV; arc=fail smtp.client-ip=198.175.65.13 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="grt3bXQV" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1747879365; x=1779415365; h=date:from:to:cc:subject:message-id:mime-version; bh=ayQKZ5c5S2abfk38vwRmm2o3jXOENXCumQAcvVDu8qw=; b=grt3bXQVztjryFh8rQ97RuVpS2h9fzZsTk8113N9PqddBv76d812B0M/ Eb3wwKFAJcdzBLgJRgrjQF0biOIH5S5LbBVbFjRmboSMRjhX5KRaO2sXL YG8uUukIKdCt7K6p3MfnYujB8GdiI28wefKLQEqDyQzumEd40/ifaeKjz o+UyiLFzkMZI5pt98YDoRLfTGkPGhvVkLRuLuib1S7o3PeliTg03lurzO U3AfwhRBtxSNTSUFJiT4/X1yXQsOq0xjJgI/9WQFqee45xoPmiXFzUtvv ukflu9atS5zho1Br23F7hlJr7Rlpd+M739xRcR7wEtXdoAYDy+cgKDsbR w==; X-CSE-ConnectionGUID: gVlgfzjOR4ivhCDmzLTOkw== X-CSE-MsgGUID: XcvFU709SfmGDKUvAn4irQ== X-IronPort-AV: E=McAfee;i="6700,10204,11440"; a="60934011" X-IronPort-AV: E=Sophos;i="6.15,304,1739865600"; d="scan'208";a="60934011" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 May 2025 19:02:42 -0700 X-CSE-ConnectionGUID: r3kTCsD7RvmltZqOYdXSfQ== X-CSE-MsgGUID: vcCxO2NCTqyLuUv3e0xpAw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,304,1739865600"; d="scan'208";a="145594437" Received: from orsmsx901.amr.corp.intel.com ([10.22.229.23]) by fmviesa004.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 May 2025 19:02:38 -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 15.2.1544.25; Wed, 21 May 2025 19:02:37 -0700 Received: from orsedg603.ED.cps.intel.com (10.7.248.4) 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 15.2.1544.25 via Frontend Transport; Wed, 21 May 2025 19:02:37 -0700 Received: from NAM10-DM6-obe.outbound.protection.outlook.com (104.47.58.44) by edgegateway.intel.com (134.134.137.100) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.55; Wed, 21 May 2025 19:02:38 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=rgEZRgk4ea2sNLyTTldqnj7zKxoM7Xlka6+8wIo8BjLK89v3Wv6ECCPY3tzuF/wGHxO0nmO/mIiAIyeaH/wI3Gz7c9+r9gooMXAi4DPG/a3A7Xh3cA0E5mL0NmLcanL/JrqP85ergTDhDUiUilSvxPeZUYNpULbcCyIv2HFMWU5JITvizT5Xg5Cwh+uKtMguDVXgbjvVqPXE5OdV4pPi/WJSunioscQPZdG/6gfAY+ZAoJajRyFVTHbkzuplnQfDfc03WUfVF9KpbD6pnP8y53Y6oGmnlyalGWokznAMv56KkNyut3efkxUywAKqn9WDJSYc6Hm86si7JoRLVD95UA== 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=VrnB2RktVnNYrFLhZk62exQL/T6ZJmc6mKf5TsN509Y=; b=D4oQRZBV/DMcbUxzdXblgbHzq4bfg07XUZ5XEk46j/XSd5nwAZSEYGCw//kqSNBWquGmilEyezXBxG5zN22wUST+en/gG5Kgv4h47s7R7WupKAL3rQnd8J6eS4f5ponXAxUtuJ0Ii30b/xLmezDXazMzH/MsmxHvIfTqFApZbqAGOMtm4+ztnEIlE2iy1VcXhLbfyhH4lU1eZjFIw5L0P6b3MuFACapwAuOv4etDbOPZaFM/DiT/dpkJdPKoCWVwhDEd7p9XPTWWJcViV/F5GQIA/0RJ6ytUSgFJrA2aUrHsb52KDTpdEInmMyqEggr0refURL7WifJrvz+CiIISDg== 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 DS4PPF2B323C540.namprd11.prod.outlook.com (2603:10b6:f:fc02::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8746.31; Thu, 22 May 2025 02:02:22 +0000 Received: from LV3PR11MB8603.namprd11.prod.outlook.com ([fe80::4622:29cf:32b:7e5c]) by LV3PR11MB8603.namprd11.prod.outlook.com ([fe80::4622:29cf:32b:7e5c%5]) with mapi id 15.20.8746.030; Thu, 22 May 2025 02:02:22 +0000 Date: Thu, 22 May 2025 10:02:13 +0800 From: kernel test robot To: Roman Gushchin CC: , , Roman Gushchin , Subject: [rgushchin:bpfoom.1.2] [mm] efada76077: WARNING:at_mm/oom_kill.c:#out_of_memory Message-ID: <202505220916.c8d76c92-lkp@intel.com> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline X-ClientProxiedBy: SI2PR02CA0037.apcprd02.prod.outlook.com (2603:1096:4:196::8) To LV3PR11MB8603.namprd11.prod.outlook.com (2603:10b6:408:1b6::9) Precedence: bulk X-Mailing-List: oe-lkp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: LV3PR11MB8603:EE_|DS4PPF2B323C540:EE_ X-MS-Office365-Filtering-Correlation-Id: b715bc1c-d1d4-4300-b10b-08dd98d4b0d6 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?RgJwjPWhnqddmN7Hty+D3vJfGMdjabXSvkjQPzy4B+1FDUIAiRXeSJmYqkkQ?= =?us-ascii?Q?3ypTmWRW/dzx2LkAIwVL84wAZAwIrce0hAjm+7vlgGA49Sm0LfJonoW0/0RA?= =?us-ascii?Q?GnA8YxWMSlUwOpYbtRLPhoYqNjk019sj6bPTPXa4jN3fJYTNQDhnG4bcEwjO?= =?us-ascii?Q?JdT8SzJjIkoE6HnwKwiLj3MlQKFbxPmHrjNrZNz1eO1/7Tj2dFVPvCLtfxnx?= =?us-ascii?Q?ak2BFbvVEZq3f1vuqIWRLzoo3aD+rkVKxOrOI+KtnIHruHN2RHK/PbhoX92x?= =?us-ascii?Q?9uev56F4TlsCcM+GHrmdpnhz0ZOxWwTV9aCTghp02Cx01+aOvmi4JO6N53UI?= =?us-ascii?Q?hZF8+38ZQVnA56YlUl++2y7F2JoSZPzwwf3aLLtC+ktRVq8i8cUAIYpVrU8Y?= =?us-ascii?Q?r9DJspX3PIPr0feFU/TyA0nntykDjSihREg7BnMQ+OEVifeLlgf3pVyfgHZo?= =?us-ascii?Q?R/Us+KlqgTzx9tzErAreNmlzWhlZErrHI50YmWlXCNblBkbS6Wsk2VzENof3?= =?us-ascii?Q?ExZ5vsByoHbWzrTmzw41PYcRZrw5fQmYBzpmZlwvw5WaDjgYPNVEv81gWfSa?= =?us-ascii?Q?+GKizNVOiHOy++rtkwIRqXqVFtt0CZenp2mEO5kvqP4NTSst2NegSYusZi87?= =?us-ascii?Q?BSvAhjdUT3/gan+dLWAYPeRvvWqjGoOGX8C/+Ei3FBCO5ZTo958Ee8kiuOi9?= =?us-ascii?Q?/p7yQWsG4QhXIdLhtivIOgAwYL5cKd5103DupZFqRvsuiDnk+2VmFtMS8Zvm?= =?us-ascii?Q?gqfJNJs3ecmjos98eVwWySEBHM2UiU+pL02r6NxVc8ONIaSiT1cuMkj74S6h?= =?us-ascii?Q?Lwi5nG/ISD3KOjYFi5onzathGgfBEKObrX4/qxQY5CTWvFRW/rdY/QaP08K/?= =?us-ascii?Q?3fVUHsdUJJ+0KRQ454e4PjpnjbDZsRLeZSl03bt4KoU+afN5+FxBOdG1sEZZ?= =?us-ascii?Q?E9Tohj6Jf3HNmOxL/kXXcdPVgoVIfQiDU+2dboGbAy3bYAXAnnI2GYdjti6n?= =?us-ascii?Q?vjnkf3fQ8Ev61sFlJKoiT0tG+D6eL4nmjE8+Ed8ojxHDqmp0Cm0Fafp0LgIf?= =?us-ascii?Q?MNkGOJfUBvCOWBxoZY9yOR036OhVf5HEA10q3IfjHafzbcbVt01GP3leIqJO?= =?us-ascii?Q?MO8qBmRSX9vMvO4IBnmxW6GgFI8bxwWjCxdIe7Yp6aiPpCIUoh5bdBwJg8Qy?= =?us-ascii?Q?qYFoOL5bXOQLXffnIf0atrgt/Q21AkD5zcnztXXsXpm9crOrnIdJrXmqfbjZ?= =?us-ascii?Q?1CsaCzEb2RjOytvz/AI0CGhUMUdZa+DRpXXjZ4M6j8xmLoga3oNah7DovtmW?= =?us-ascii?Q?Odb3zytR1cCAQHgXd+NmEcyYF5imYnQ2wh2U7XYuETjln9oDJk5KGtz6g4do?= =?us-ascii?Q?2IjyMEK3Jkz3wFm2Foxf6JGhD6Xk?= 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?WAe/3vtQFzOwecIVePw/97GvZSxt2x2JPoDlXZCYYxtf+nERPu27Ne44twwG?= =?us-ascii?Q?xMJCJ/Pq8/RhtcxLfkbXVYWLGyt1BJhptW7ImAfBVdepc25SedHDlMgFJiX3?= =?us-ascii?Q?QAzx2l1LTAijU9DypiwzzCmZEEvve75I+lgOIJWjXSvQii5RXnZTd7b+FIel?= =?us-ascii?Q?vlCIaLiK1wYiQoaOWoQEueCD7b8xtHz82mDmeQalInnWnjzh5jEnmL6tp9Ul?= =?us-ascii?Q?rfFcU1dQsIJd8l6demejHO0a3YnEe/Dzr77eGomKqxNCa4ZBFqxdNOE92Im8?= =?us-ascii?Q?j9JxTl0dNVrWl/rOiLnrtFFQOLB94YKBGV1MO2KLvijhy8fTRBYmkFtSzN4K?= =?us-ascii?Q?p1rdWpoi3CU/CsdXou3hFQTAcKaDTUHcvlDAqtfad1xGJyEM9RBNiWtQaJ3t?= =?us-ascii?Q?VrsmbAim7NTZsQmxXCfzDf36OsA2wn2ncps2H4aSquj1KHzGcrAmTuVDAVb7?= =?us-ascii?Q?E3EevOMbwFckCHOmXlR2bMSWR+XpMJ8YQ7SQb3hoPvvTt3YxXsJrA1vef4Xg?= =?us-ascii?Q?QKU7VF2kbio0xSbHvpSXEmChRMd/fRommo8qpUqz9e4sWF0jerU1S/8Q0wkD?= =?us-ascii?Q?/SH95nIZ/RiaMDxJ4GkCIo+Gy8d4AZeX5/cWYrAPvCej27+vZ15wMEYBnQlO?= =?us-ascii?Q?4HnMqokRdn8rzHkYRTcGDkH/9UpCVbkuvSSJ8Lt+hHeWKf19tRst0v6S9jEF?= =?us-ascii?Q?EjNGUTZTpikbhXG02Qi2jYJn4Voh1u+YaorTeBjg3DPkLzl8EZ4cRWjnC2Ic?= =?us-ascii?Q?CWy9Tjh+i7oXy5p/RpyGu6c40Fd+mf4aoR2VA5n/0+FugXGGbSsDGBemy8My?= =?us-ascii?Q?x047OPRVAiKwldUgODGLI6Ykp9DfFd0v58hHnbYFNPPF2TvO8APUkO6La2si?= =?us-ascii?Q?VdIiMWyGHJIjlrzl4NgIFgBJXrJHKzbN0ok5BUHemEA4WcCbiL7BQ32S+OPs?= =?us-ascii?Q?uRZx8HOLbm0vBap14lXeNclrBxAAUpgDYxFKVAZZJFc+RSCD4x+V4zTprLDI?= =?us-ascii?Q?Uo/KeL270kWbud9gcEDBelXACAjyqUltceQqI2ICfXyZF5uCCD0OnXWe4h88?= =?us-ascii?Q?UDP6F3t38Xd+KG0lizdzvbP9WTkpEBV38f5k220fNDLWaXOrbGNOduWKTgZI?= =?us-ascii?Q?WP77wKJI5itdKnELT9AfHE7gRTvJ4Z2/kt8GvGTCCsYeo1dP9YqAsb4vAMe3?= =?us-ascii?Q?88m2Hks6EawUs5wHDNej07OExlnAP4LZ66fXyTSyTqbZQpBYyNMbuoIx15HR?= =?us-ascii?Q?sBPWKjMtSAhV6MskQwyTELWlHoWlY2PxIEXxBywQ4BK9eAsfm5b/5NBAAZvG?= =?us-ascii?Q?bJn3NRAlH1UXvOKCXCpYgZRWu9pnZCnpJ7plAOn2b3AnPmNRnehF/fokeyn5?= =?us-ascii?Q?ZS+/MiMDYaGZnVCqkBbtQEEJXCBr6UGRfRmjDfrKdd5NEHDnoAKoR2b59+bl?= =?us-ascii?Q?b6UQdyUhmoD8AXjuGwibhP2amyQqw6lbBTn5mrgv+m/ak87GhLvMSr7fhrQz?= =?us-ascii?Q?UTdd1LPI92NyY0dXnrDefrQ6zsIp6VO0E+RCh7M3sVRA7oj7S/7Lc+vHy2Ft?= =?us-ascii?Q?o2M1hETprpVblPvt/AAtGB9gx21pgj9k6hdApws7rwFZ6GB/B20GhFmFVOdm?= =?us-ascii?Q?2A=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: b715bc1c-d1d4-4300-b10b-08dd98d4b0d6 X-MS-Exchange-CrossTenant-AuthSource: LV3PR11MB8603.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 22 May 2025 02:02:22.4931 (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: 5KmfS+LbqlEAuiPbK2XnuMDPSppcWu6QpmKe7IiktTUvj2gHsGW10pBe5K31eXxDKafyrzIT5xNZRgl+uUMBGw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS4PPF2B323C540 X-OriginatorOrg: intel.com Hello, kernel test robot noticed "WARNING:at_mm/oom_kill.c:#out_of_memory" on: commit: efada76077d88c1e913c4cbdeea367c5c3794116 ("mm: oom: introduce enum oom_type") https://github.com/rgushchin/linux.git bpfoom.1.2 in testcase: trinity version: with following parameters: runtime: 300s group: group-04 nr_groups: 5 config: i386-randconfig-006-20250520 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) +---------------------------------------------+------------+------------+ | | a5861bba13 | efada76077 | +---------------------------------------------+------------+------------+ | WARNING:at_mm/oom_kill.c:#out_of_memory | 0 | 12 | | EIP:out_of_memory | 0 | 12 | | WARNING:at_mm/oom_kill.c:#oom_evaluate_task | 0 | 12 | | EIP:oom_evaluate_task | 0 | 12 | +---------------------------------------------+------------+------------+ 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/202505220916.c8d76c92-lkp@intel.com [ 44.737536][ T3785] ------------[ cut here ]------------ [ 44.738148][ T3785] WARNING: CPU: 1 PID: 3785 at mm/oom_kill.c:75 out_of_memory (kbuild/obj/consumer/i386-randconfig-006-20250520/mm/oom_kill.c:75 kbuild/obj/consumer/i386-randconfig-006-20250520/mm/oom_kill.c:1118) [ 44.738865][ T3785] Modules linked in: serio_raw [ 44.739317][ T3785] CPU: 1 UID: 65534 PID: 3785 Comm: trinity-c1 Not tainted 6.15.0-rc3-00066-gefada76077d8 #1 PREEMPTLAZY 582f84c824e065a65f55e068c89a045d2686e28e [ 44.741023][ T3785] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 44.742465][ T3785] EIP: out_of_memory (kbuild/obj/consumer/i386-randconfig-006-20250520/mm/oom_kill.c:75 kbuild/obj/consumer/i386-randconfig-006-20250520/mm/oom_kill.c:1118) [ 44.743214][ T3785] Code: 5d c2 00 0f 85 7a ff ff ff c6 05 0f 38 5d c2 01 b9 84 7c fd c1 ba 65 03 00 00 b8 d2 80 fd c1 e8 d6 81 ed ff e9 5a ff ff ff 90 <0f> 0b e9 e5 fc ff ff 8d b4 26 00 00 00 00 66 90 89 d8 e8 49 e4 ff All code ======== 0: 5d pop %rbp 1: c2 00 0f ret $0xf00 4: 85 7a ff test %edi,-0x1(%rdx) 7: ff (bad) 8: ff c6 inc %esi a: 05 0f 38 5d c2 add $0xc25d380f,%eax f: 01 b9 84 7c fd c1 add %edi,-0x3e02837c(%rcx) 15: ba 65 03 00 00 mov $0x365,%edx 1a: b8 d2 80 fd c1 mov $0xc1fd80d2,%eax 1f: e8 d6 81 ed ff call 0xffffffffffed81fa 24: e9 5a ff ff ff jmp 0xffffffffffffff83 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: e9 e5 fc ff ff jmp 0xfffffffffffffd16 31: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 38: 66 90 xchg %ax,%ax 3a: 89 d8 mov %ebx,%eax 3c: e8 .byte 0xe8 3d: 49 e4 ff rex.WB in $0xff,%al Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: e9 e5 fc ff ff jmp 0xfffffffffffffcec 7: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi e: 66 90 xchg %ax,%ax 10: 89 d8 mov %ebx,%eax 12: e8 .byte 0xe8 13: 49 e4 ff rex.WB in $0xff,%al [ 44.749813][ T3785] EAX: 00000000 EBX: c61a7b50 ECX: 00000000 EDX: 00000000 [ 44.752642][ T3785] ESI: c61a7b50 EDI: 00000003 EBP: c61a7afc ESP: c61a7af0 [ 44.755257][ T3785] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 EFLAGS: 00010246 [ 44.757972][ T3785] CR0: 80050033 CR2: 00000004 CR3: 049c2000 CR4: 000406d0 [ 44.760505][ T3785] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 [ 44.762967][ T3785] DR6: fffe0ff0 DR7: 00000400 [ 44.764918][ T3785] Call Trace: [ 44.766121][ T3785] __alloc_pages_slowpath+0x8f9/0xc90 [ 44.769160][ T3785] ? find_held_lock (kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/locking/lockdep.c:5348) [ 44.770986][ T3785] __alloc_frozen_pages_noprof (kbuild/obj/consumer/i386-randconfig-006-20250520/mm/page_alloc.c:4984) [ 44.773128][ T3785] __folio_alloc_noprof (kbuild/obj/consumer/i386-randconfig-006-20250520/mm/page_alloc.c:5006 kbuild/obj/consumer/i386-randconfig-006-20250520/mm/page_alloc.c:5015) [ 44.775082][ T3785] shmem_alloc_and_add_folio (kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/gfp.h:295 kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/gfp.h:330 kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/gfp.h:335 kbuild/obj/consumer/i386-randconfig-006-20250520/mm/shmem.c:1854 kbuild/obj/consumer/i386-randconfig-006-20250520/mm/shmem.c:1893) [ 44.776952][ T3785] shmem_get_folio_gfp (kbuild/obj/consumer/i386-randconfig-006-20250520/mm/shmem.c:2533) [ 44.777747][ T3785] shmem_fallocate (kbuild/obj/consumer/i386-randconfig-006-20250520/mm/shmem.c:3749) [ 44.778515][ T3785] ? lock_acquire (kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/locking/lockdep.c:472 kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/locking/lockdep.c:5868) [ 44.779215][ T3785] ? ksys_fallocate (kbuild/obj/consumer/i386-randconfig-006-20250520/fs/open.c:362) [ 44.779939][ T3785] ? kvm_sched_clock_read (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/kernel/kvmclock.c:91) [ 44.780722][ T3785] vfs_fallocate (kbuild/obj/consumer/i386-randconfig-006-20250520/fs/open.c:338) [ 44.781440][ T3785] ksys_fallocate (kbuild/obj/consumer/i386-randconfig-006-20250520/fs/open.c:362) [ 44.782151][ T3785] ? ksys_fallocate (kbuild/obj/consumer/i386-randconfig-006-20250520/fs/open.c:362) [ 44.782889][ T3785] __ia32_sys_ia32_fallocate (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/kernel/sys_ia32.c:119) [ 44.783740][ T3785] ia32_sys_call (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/entry/syscall_32.c:50) [ 44.784439][ T3785] do_int80_syscall_32 (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/entry/syscall_32.c:83 kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/entry/syscall_32.c:259) [ 44.785189][ T3785] ? __lock_release+0x146/0x330 [ 44.786008][ T3785] ? __task_pid_nr_ns (kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/rcupdate.h:341 kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/rcupdate.h:871 kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/pid.c:522) [ 44.786799][ T3785] ? syscall_exit_to_user_mode (kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/entry/common.c:221) [ 44.787629][ T3785] ? do_int80_syscall_32 (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/entry/syscall_32.c:263) [ 44.788412][ T3785] ? lock_acquire (kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/locking/lockdep.c:472 kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/locking/lockdep.c:5868) [ 44.789114][ T3785] ? __task_pid_nr_ns (kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/rcupdate.h:331 kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/rcupdate.h:841 kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/pid.c:518) [ 44.789873][ T3785] ? find_held_lock (kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/locking/lockdep.c:5348) [ 44.790598][ T3785] ? local_clock (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/include/asm/preempt.h:95 kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/sched/clock.c:316) [ 44.791289][ T3785] ? __lock_release+0x146/0x330 [ 44.792096][ T3785] ? __task_pid_nr_ns (kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/rcupdate.h:341 kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/rcupdate.h:871 kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/pid.c:522) [ 44.792839][ T3785] ? syscall_exit_to_user_mode (kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/entry/common.c:221) [ 44.793651][ T3785] ? do_int80_syscall_32 (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/entry/syscall_32.c:263) [ 44.794438][ T3785] ? __might_fault (kbuild/obj/consumer/i386-randconfig-006-20250520/mm/memory.c:7151) [ 44.795154][ T3785] ? _copy_to_user (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/include/asm/uaccess_32.h:20 kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/uaccess.h:197 kbuild/obj/consumer/i386-randconfig-006-20250520/lib/usercopy.c:26) [ 44.795878][ T3785] ? put_old_timespec32 (kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/time/time.c:937 kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/time/time.c:973) [ 44.796693][ T3785] ? syscall_exit_to_user_mode (kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/entry/common.c:221) [ 44.797511][ T3785] ? do_int80_syscall_32 (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/entry/syscall_32.c:263) [ 44.798282][ T3785] ? __f_unlock_pos (kbuild/obj/consumer/i386-randconfig-006-20250520/fs/file.c:1221) [ 44.798981][ T3785] ? ksys_read (kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/file.h:62 kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/file.h:80 kbuild/obj/consumer/i386-randconfig-006-20250520/include/linux/file.h:85 kbuild/obj/consumer/i386-randconfig-006-20250520/fs/read_write.c:704) [ 44.799659][ T3785] ? syscall_exit_to_user_mode (kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/entry/common.c:221) [ 44.804638][ T3785] ? do_int80_syscall_32 (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/entry/syscall_32.c:263) [ 44.805425][ T3785] ? do_int80_syscall_32 (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/entry/syscall_32.c:263) [ 44.806247][ T3785] ? irqentry_exit (kbuild/obj/consumer/i386-randconfig-006-20250520/kernel/entry/common.c:367) [ 44.806948][ T3785] ? exc_page_fault (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/mm/fault.c:1542) [ 44.807684][ T3785] entry_INT80_32 (kbuild/obj/consumer/i386-randconfig-006-20250520/arch/x86/entry/entry_32.S:945) [ 44.808382][ T3785] EIP: 0x8097522 [ 44.809224][ T3785] Code: 89 c8 c3 90 8d 74 26 00 85 c0 c7 01 01 00 00 00 75 d8 a1 cc 3c ad 08 eb d1 66 90 66 90 66 90 66 90 66 90 66 90 66 90 90 cd 80 8d b6 00 00 00 00 8d bc 27 00 00 00 00 8b 10 a3 f4 3c ad 08 85 All code ======== 0: 89 c8 mov %ecx,%eax 2: c3 ret 3: 90 nop 4: 8d 74 26 00 lea 0x0(%rsi,%riz,1),%esi 8: 85 c0 test %eax,%eax a: c7 01 01 00 00 00 movl $0x1,(%rcx) 10: 75 d8 jne 0xffffffffffffffea 12: a1 cc 3c ad 08 eb d1 movabs 0x9066d1eb08ad3ccc,%eax 19: 66 90 1b: 66 90 xchg %ax,%ax 1d: 66 90 xchg %ax,%ax 1f: 66 90 xchg %ax,%ax 21: 66 90 xchg %ax,%ax 23: 66 90 xchg %ax,%ax 25: 66 90 xchg %ax,%ax 27: 90 nop 28: cd 80 int $0x80 2a:* c3 ret <-- trapping instruction 2b: 8d b6 00 00 00 00 lea 0x0(%rsi),%esi 31: 8d bc 27 00 00 00 00 lea 0x0(%rdi,%riz,1),%edi 38: 8b 10 mov (%rax),%edx 3a: a3 .byte 0xa3 3b: f4 hlt 3c: 3c ad cmp $0xad,%al 3e: 08 .byte 0x8 3f: 85 .byte 0x85 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 8d b6 00 00 00 00 lea 0x0(%rsi),%esi 7: 8d bc 27 00 00 00 00 lea 0x0(%rdi,%riz,1),%edi e: 8b 10 mov (%rax),%edx 10: a3 .byte 0xa3 11: f4 hlt 12: 3c ad cmp $0xad,%al 14: 08 .byte 0x8 15: 85 .byte 0x85 The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20250522/202505220916.c8d76c92-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki