From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.20]) (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 E7DE23E5581 for ; Tue, 31 Mar 2026 08:28:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=198.175.65.20 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774945709; cv=fail; b=cAqJz9N39aKhA09ktxo8faM5/JcBw/kHwdLbI2xCCkVZdFNIJG1ylQqYIX3fKGOi/yT2KDAwNoKaVyzm7MntQGOyBOIVq6VSrj9wXKGlB0XDwPZEKky3zxjq4fMw/0CZ2x0ri11Yj7Ok6sLKje+F9+7CD32cIly40NmfFJG54UU= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774945709; c=relaxed/simple; bh=v8DeuP4fywcCb/oYi/SNwuWqcUWP3ZowizHiQSrMvkg=; h=Date:From:To:CC:Subject:Message-ID:Content-Type: Content-Disposition:In-Reply-To:MIME-Version; b=lmDad4w1pkRcqv/+HXhhlOWXVCt6EptubnRTp0DuJkwwzmtllMBKGc3aupLMaRHrS2PjKyQQfMxNjXNW/lhaBbwDnwLqgrSiJgqBJNgEVOiyFLKZMS5BrnFdvmK1VuImXula9nmqKYg7d+Gd8hNz/DuOY6EP9Q3dnj1GRzSYwRo= 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=eh/X1Zom; arc=fail smtp.client-ip=198.175.65.20 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="eh/X1Zom" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1774945708; x=1806481708; h=date:from:to:cc:subject:message-id:in-reply-to: mime-version; bh=v8DeuP4fywcCb/oYi/SNwuWqcUWP3ZowizHiQSrMvkg=; b=eh/X1Zome6WE4hNdi8SWKwDX5y83AY8h+NuFbmfCo73w8PSzFoGUK/tu 9k9IRnLp1ESUYp4r4sN6RCic9X+ZKpmTowjgqVmDFyR7Kf163uxByt1BI y6+8qLvrE2PoGlkPr44+27NgYNlBceKSvFN3O8YqeGvcjqm2AHsZHapzQ 5H8NBgaLND8kNlIWZdlARifZrK7QphWW0tIbDBOVUiKX/eCGtsjC5R3q4 McORXhwWt7ND6Fg4lgXPRtRBOjtItRFKobxo4wiUR6r5Fr9IJ1BlkrI1E FkVDGjJnHaoeLXX9pANPZ9DsGjgQXX+HK2qxtKPCCP9hcm7zsiWiWdLb8 Q==; X-CSE-ConnectionGUID: QI5bcXj7SlKWCv2mvqdmQA== X-CSE-MsgGUID: zqx0QkO4TdO8QAKY4q6+Jg== X-IronPort-AV: E=McAfee;i="6800,10657,11744"; a="75666665" X-IronPort-AV: E=Sophos;i="6.23,151,1770624000"; d="scan'208";a="75666665" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa112.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Mar 2026 01:28:28 -0700 X-CSE-ConnectionGUID: 6IZcEgRMTseeqeitxXIkSA== X-CSE-MsgGUID: E3EbzlQKSrOIGDYur1TdMQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,151,1770624000"; d="scan'208";a="231114140" Received: from fmsmsx903.amr.corp.intel.com ([10.18.126.92]) by fmviesa005.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Mar 2026 01:28:27 -0700 Received: from FMSMSX903.amr.corp.intel.com (10.18.126.92) by fmsmsx903.amr.corp.intel.com (10.18.126.92) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.37; Tue, 31 Mar 2026 01:28:27 -0700 Received: from fmsedg903.ED.cps.intel.com (10.1.192.145) by FMSMSX903.amr.corp.intel.com (10.18.126.92) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.37 via Frontend Transport; Tue, 31 Mar 2026 01:28:27 -0700 Received: from CY3PR05CU001.outbound.protection.outlook.com (40.93.201.21) by edgegateway.intel.com (192.55.55.83) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.37; Tue, 31 Mar 2026 01:28:25 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=aOrCy1xxBdKXY78ILagz3+0kMPDLtdT84vk2rZBi39aaDReIwg8q0FqrN/otOPuknCf+NoL5iFWIX5cq8x6rYGaWM81rsGL1t6lidQ4Ez3lBDAEiFCRPjpqx4NTeTKMR7aJz3/HPXL95j0ks3eZp5xSedzEaTC9uWLXSkZl8TuMyoaGdp8z0vwDkq1T34CbEHcMLNfoRLEeyOTMGsqLP6LvercDuU2BumJDbfojo+d4TgGjMYYWVu53oBBkCwe4DY+xFD2u9XnBGE5oSxYxzZwd457QG88klwpb0JHWHz4HY7xDyqqutIWtAb7V6mkMwXfhtVdtYlddGC34aUVTRHQ== 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=jgR98h6a+iSMQ8yoMDzUNCO7/kgnIEhs9ybF3vZX12I=; b=OwbD/Xz2sVWLuhbZe1A/vEZ4Vl9nc7+TSstdI005c1086o/QkbOOdZdY+tjfnx0LsDFDWZUJmumg/G83p+FDvqQ6REAcvwtMPHWBcE/iZCL4XTwDyFTx0niBn4FzLZay1iFkMMtSe6pw4f6bfGjXfK/lllb0Q/Z0EEfkuSwoVcqKVgApsmLofSBQ41OqcIR75KiBHCEJijYbTYT9UD0Hc6Vb6YteF5jsi8srGk3ttW+8rKr7VNDhz/O2K4AkP/fXtQoscycPtc3DSg6aGZ0tNSNbDhkmKH/BRXgtv6LbOaSDiW3TInAv3xuu9ryrRC/6DRwLUUKgL1jLNV4S6hNatw== 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 PH0PR11MB5832.namprd11.prod.outlook.com (2603:10b6:510:141::7) by SJ0PR11MB6816.namprd11.prod.outlook.com (2603:10b6:a03:485::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9769.15; Tue, 31 Mar 2026 08:28:22 +0000 Received: from PH0PR11MB5832.namprd11.prod.outlook.com ([fe80::106e:78dd:4c96:d707]) by PH0PR11MB5832.namprd11.prod.outlook.com ([fe80::106e:78dd:4c96:d707%3]) with mapi id 15.20.9769.006; Tue, 31 Mar 2026 08:28:22 +0000 Date: Tue, 31 Mar 2026 16:28:14 +0800 From: kernel test robot To: Xin Zhao CC: , , , , , , , , , , Subject: Re: [PATCH] mm/fault, arch: faulthandler_disabled() also check irqs_disabled() Message-ID: <202603311618.27b2972e-lkp@intel.com> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20260323100100.1031582-1-jackzxcui1989@163.com> X-ClientProxiedBy: TPYP295CA0053.TWNP295.PROD.OUTLOOK.COM (2603:1096:7d0:8::10) To PH0PR11MB5832.namprd11.prod.outlook.com (2603:10b6:510:141::7) 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: PH0PR11MB5832:EE_|SJ0PR11MB6816:EE_ X-MS-Office365-Filtering-Correlation-Id: 2f4ce1a5-c36c-443f-001b-08de8eff788f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|366016|1800799024|22082099003|56012099003|18002099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:PH0PR11MB5832.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(366016)(1800799024)(22082099003)(56012099003)(18002099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?SpPqyKNRHBgArHU7XhU/ILZUPXFdqZJpbvQaHU4Kt56NVlyn5S4JG1w3MbSU?= =?us-ascii?Q?xNnoPoOipSINeQ+L3MBN8BnRlVR447G4eveCj0H4j8K4YATiMMkl7uuY/Ucx?= =?us-ascii?Q?thaNmY4PkktnmJbmRr8mw2NR6vb0+ufXUCzx/nYcVMimWZ3BvWfeylzpe0vq?= =?us-ascii?Q?69LogNodeBDQ0PiP+n7KRrc/g6vQNX+b8LVocR1TwhxVKFwKNFptOnxQlHtp?= =?us-ascii?Q?gvX3uhpAgYp4Vhr0HdECjImDv0uJCscx64LD5gtRtsY/bA2aqdnGee2Vv9N0?= =?us-ascii?Q?h3VNVZlX0YHZtH7h5Z19iFK8LBjFAooA+QFxnb9cogETWh0dTUNYWiilNOZv?= =?us-ascii?Q?d4Y6NtTiVT0+ruJXmxmqIE4sGhsGXZTRXM/koX7uAclYI3YBJb05bA8X7Ao+?= =?us-ascii?Q?aRU3Q3bZvbiv9vOAuGa72LE5lmbVPPgV2O+akuHYnidfvmiZTFDKNvUwdkIL?= =?us-ascii?Q?ZCM/1LJ30ougQSIwIwdSFsNbqIz7WNkpstF2bRXRSc9kgtNk5Utg6lGeHy8q?= =?us-ascii?Q?i0UP7rtlWXXWdXZOYMVmiLr1wt6n30ji/hDsPQYGoL8ELwW2HuQMV3czoNkt?= =?us-ascii?Q?NDBsZNcbiNmpC7N3tm6ePetDvrfArysNTM4R5Snm5NTgTGQCZuM9Ubz2m+kP?= =?us-ascii?Q?CQOr7S40OjU7+kRyQXjemNoqkaAHOEFYx44xEOBvudTymPGrvrIzoMtGQpLi?= =?us-ascii?Q?MKwmMUMMI70Dr6SiW+Np9hC0HXD84B5+djjTNIqt6dotVYUQaDgD1Hn3D+Jh?= =?us-ascii?Q?WfYV30fQeoVsBVcjTWZ3FNMGpmKSXvlUN7PoNyOWwoTD/p114nDADam4tKz/?= =?us-ascii?Q?zmkcJkQv4aDM5ETZhtCsy2SRXLuliJ2pYXgNMpGjlqy4WzElawnLJ6YYIIsM?= =?us-ascii?Q?0jH00ctaYl9n0tcADUrVgnfawVroc4eUbaLYrx6ZtXYGv6WBylKCnQ7xi70v?= =?us-ascii?Q?vcWm5lPQ+IqubQClAFMWkcxt9PErC0YyvMqTh5rlH+k+5YUzaYFmyPq8i4yW?= =?us-ascii?Q?N0mf8Zsa5mtPeGf15m+C8U+9lAo1PnsYKuMpLxbpVT1ur8P2PuKc+oBWBCjb?= =?us-ascii?Q?1qBvBpNz4T5ByjDzM3HsPxBnFGCgja06lq7CP1g8Ulb0JKLpZIYHQYsKkCD3?= =?us-ascii?Q?oUqk0DjSTR+IEDIA6PdxUm8QlrXdSgQrN6e4xM+anks35tzdsd6piuaO/+UI?= =?us-ascii?Q?rdADeVNN5s0gyKghNzHx0ylrip+qpGGUOI4p01NF6PkUf9c2qyLWCAsk09pd?= =?us-ascii?Q?UvX0087l0Dtl8mD4hpUnkzO/J7FfpaxR4IclhT/wrIUk0Vjx3S5m091KuQHA?= =?us-ascii?Q?XD6Lo690mPJV9K4y0avHOlmw66LNQzV6Ys23OcNgXIrIr1njFYv2B7Wd8tNs?= =?us-ascii?Q?6ZxieYL9laguAehUcezUJAA3kbK1Ry6OyoykjA/A1hR1crVmeGSM5bosm4YM?= =?us-ascii?Q?zqYGHaAiqAAbwiT7JZ8XoRdQSfptkVzGYOi/YnUjOS+rU8eTBrMHHSKdBXvJ?= =?us-ascii?Q?o8NGM3Mid+tGbmAASMhfM3egy6iM19G1Xu91//zzaGyaa+cv0pfFCvB5/jPG?= =?us-ascii?Q?cP/+B2HyeaTN440Br+7FhAvNSJTdlgFeXf6gAVcS3HPqMyfyK+98GcjyLjln?= =?us-ascii?Q?lLXotK4ZZ1Qe9LMjxA6HJQG7UKMGtXZ/VIN51rCt/OjreZub8RWJBRuQoIKo?= =?us-ascii?Q?YhGOl6L8H2jRx2TUmLZcf2e9ATRvx7MUWsMWeOJpaafQ9wBeGDex6eG5RWM5?= =?us-ascii?Q?3+CPrpi8fA=3D=3D?= X-Exchange-RoutingPolicyChecked: YIyI8BP8Sn9FNe8EVWuGgNmHh+3K0o3a07r+QA/ydEqVnIpPEmul6LxaGKAW4xY/o0lamwvXWYZL8iMWsgJeLITmh/j4gCCqmGy/AnlesfXDsCMa5OSBSGjKTjyARxokqXXrGNkvV/Gc4rN338SHJ/IbXpnB8ZCAu9f/8U2Cxtx02Cgg1tptmgwimDQJ5lOrFK5N5bpfgweVDOIWkJotwT/9OLjEsZHDOqRK2SCsP3x4OONH0nlBK/coNk9ywEBi9rOfzVyxChoZuLnVXtTsdAfTqdpDJCQTkO6l8/mulzawucXS8jx/7Nlq4YbxlyfcjYmLYqNGF9ecS0OP3r9/Cg== X-MS-Exchange-CrossTenant-Network-Message-Id: 2f4ce1a5-c36c-443f-001b-08de8eff788f X-MS-Exchange-CrossTenant-AuthSource: PH0PR11MB5832.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 31 Mar 2026 08:28:22.5879 (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: ou/7kCSd/wynPbX1oFj7PiIQDZow/RI6AKPmC68aggo/yb9Jg7PJzXLyAyGFqCD2+6/5RbDXFnOLh0lO8kDwQQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR11MB6816 X-OriginatorOrg: intel.com Hello, kernel test robot noticed "Kernel_panic-not_syncing:No_working_init_found" on: commit: 6046ff3895e712d6aa63b4e4923082413d549baa ("[PATCH] mm/fault, arch: faulthandler_disabled() also check irqs_disabled()") url: https://github.com/intel-lab-lkp/linux/commits/Xin-Zhao/mm-fault-arch-faulthandler_disabled-also-check-irqs_disabled/20260325-222637 base: https://git.kernel.org/cgit/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/all/20260323100100.1031582-1-jackzxcui1989@163.com/ patch subject: [PATCH] mm/fault, arch: faulthandler_disabled() also check irqs_disabled() in testcase: boot config: i386-randconfig-141-20260328 compiler: clang-20 test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 32G (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/202603311618.27b2972e-lkp@intel.com [ 975.526458][ T1] nmi_watchdog=panic [ 975.540461][ T1] load_ramdisk=2 [ 975.553947][ T1] prompt_ramdisk=0 [ 975.567589][ T1] vga=normal [ 975.589657][ T1] Starting init: /bin/sh exists but couldn't execute it (error -14) [ 975.616704][ T1] Kernel panic - not syncing: No working init found. Try passing init= option to kernel. See Linux Documentation/admin-guide/init.rst for guidance. [ 975.664175][ T1] CPU: 0 UID: 0 PID: 1 Comm: sh Not tainted 7.0.0-rc5-00672-g6046ff3895e7 #1 PREEMPTLAZY faae55da7b9858fe5c5fa04eb7f80af1bb165d67 [ 975.706828][ T1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 975.739692][ T1] Call Trace: [ 975.750564][ T1] ? __dump_stack (kbuild/src/consumer/lib/dump_stack.c:95) [ 975.765613][ T1] ? dump_stack_lvl (kbuild/src/consumer/lib/dump_stack.c:122) [ 975.780501][ T1] ? vpanic (kbuild/src/consumer/lib/dump_stack.c:129 kbuild/src/consumer/kernel/panic.c:650) [ 975.794103][ T1] ? rest_init (kbuild/src/consumer/init/main.c:1574) [ 975.808830][ T1] ? rest_init (kbuild/src/consumer/init/main.c:1574) The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20260331/202603311618.27b2972e-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki