Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2C432C43381 for ; Mon, 11 Mar 2019 14:30:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BAE082087F for ; Mon, 11 Mar 2019 14:30:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=hammerspace.com header.i=@hammerspace.com header.b="eSrEXhwR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727433AbfCKOap (ORCPT ); Mon, 11 Mar 2019 10:30:45 -0400 Received: from mail-eopbgr750104.outbound.protection.outlook.com ([40.107.75.104]:45796 "EHLO NAM02-BL2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727388AbfCKOap (ORCPT ); Mon, 11 Mar 2019 10:30:45 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=hammerspace.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=GJSZqsRlVH/wD6g4NxmwDzGzTzNTlWsNYPtXfGKJgLM=; b=eSrEXhwRaAKKyT69+DPPTUtLQIXLxdQVh5qQxBu3zomRgL4TIh2yXT3PYtMfNPLtQhLZqYG8j+mww1YBIuzY+Ft7SGGK6HERcObPcTahyLFz7hFlRgvUlmzSGRX3HYpIWY5KGTfXC17Zx7QZj2NmZB0H1nsh5dT0CCKggdpNnQU= Received: from SN6PR13MB2494.namprd13.prod.outlook.com (52.135.95.148) by SN6PR13MB2272.namprd13.prod.outlook.com (52.135.93.161) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1709.11; Mon, 11 Mar 2019 14:30:40 +0000 Received: from SN6PR13MB2494.namprd13.prod.outlook.com ([fe80::d1d6:9683:8c9b:3dcb]) by SN6PR13MB2494.namprd13.prod.outlook.com ([fe80::d1d6:9683:8c9b:3dcb%3]) with mapi id 15.20.1709.011; Mon, 11 Mar 2019 14:30:40 +0000 From: Trond Myklebust To: "bfields@fieldses.org" , "aglo@umich.edu" CC: "jiufei.xue@linux.alibaba.com" , "Anna.Schumaker@netapp.com" , "linux-nfs@vger.kernel.org" , "joseph.qi@linux.alibaba.com" Subject: Re: [bug report] task hang while testing xfstests generic/323 Thread-Topic: [bug report] task hang while testing xfstests generic/323 Thread-Index: AQHUz03JX9HUIwfLV060fPzVrzJvGKX1yrYAgABwXICAAD3OgIAASFUAgATbqoCAAAhnAIAA30IAgAChFQCAAUJngIAAZ1oAgAaw2YCAAQ8rAA== Date: Mon, 11 Mar 2019 14:30:40 +0000 Message-ID: References: <3b6597b0-41b4-255a-5ebb-cf34ad95315c@linux.alibaba.com> <57796366-0f08-2cfb-6f85-27d5485c07af@linux.alibaba.com> <365504c3-d785-7e4b-1dd2-c75f30c85c65@linux.alibaba.com> <740c1ad6c5b2afad196af34f48dda7097b5102b7.camel@hammerspace.com> <1417d6c8-3602-d895-a036-44031a7c1e98@linux.alibaba.com> <46f5c870-f4fd-b29a-f5eb-eab39c4c1e89@linux.alibaba.com> <20190306160934.GB3066@fieldses.org> In-Reply-To: Accept-Language: en-US, en-GB Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=trondmy@hammerspace.com; x-originating-ip: [68.40.189.247] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: df3530c0-bfb2-427a-45ed-08d6a62e2319 x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600127)(711020)(4605104)(2017052603328)(7153060)(7193020);SRVR:SN6PR13MB2272; x-ms-traffictypediagnostic: SN6PR13MB2272: x-ms-exchange-purlcount: 1 x-microsoft-antispam-prvs: x-forefront-prvs: 09730BD177 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(376002)(396003)(346002)(39830400003)(366004)(136003)(189003)(199004)(102836004)(2501003)(6486002)(4326008)(105586002)(2906002)(26005)(25786009)(5660300002)(186003)(106356001)(256004)(6436002)(86362001)(36756003)(446003)(76176011)(99286004)(2171002)(66066001)(6512007)(6306002)(81156014)(81166006)(8676002)(229853002)(14444005)(476003)(2616005)(53936002)(97736004)(11346002)(93886005)(68736007)(110136005)(6506007)(54906003)(7736002)(6116002)(8936002)(118296001)(966005)(14454004)(6246003)(3846002)(486006)(71200400001)(71190400001)(316002)(305945005)(478600001)(41533002);DIR:OUT;SFP:1102;SCL:1;SRVR:SN6PR13MB2272;H:SN6PR13MB2494.namprd13.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: hammerspace.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: Thly5RDwZEuOTYMsNSaKlAtnbm44WNzEwKhJX2a0ZAtGBcHeCVp98M4ohu4tviDs5IrFNAw7TNJ4t+XMt8Nix/bXRNDWiXkdrp8zHQ/wMfuBd+7EAhJRrMamX0ePkf/HWDMc/zV1J5ronK2WuDcMuAx0XZ9rMCWNwSCPZ39y2oCCXm39jQMSpMKHyl89HWUVxxm947wGX5gsgfEXflbsNfae5cMwZyvvZTZjDpI87/9fLWbLu4rCIuYQA9UumAqic/o7mSiggHHSV5ZrB1tAYBekSWA/S6++6QcUeGVAxQwYMDzNS+QOBJax7A2dV5D4Kbjuhkhzxd2z16sJr+apbasHu+Xixoy/+XHPI68QLSiUBOd1C8mxqwN6GjYhDJ89QaaLrXL3wKahJlTyIpqOC2CJoK8PJLBGEnA3753t5Dw= Content-Type: text/plain; charset="utf-8" Content-ID: <602C9C9FBAD065459E013E2A91CB3D0E@namprd13.prod.outlook.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: hammerspace.com X-MS-Exchange-CrossTenant-Network-Message-Id: df3530c0-bfb2-427a-45ed-08d6a62e2319 X-MS-Exchange-CrossTenant-originalarrivaltime: 11 Mar 2019 14:30:40.6068 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 0d4fed5c-3a70-46fe-9430-ece41741f59e X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN6PR13MB2272 Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org SGkgT2xnYSwNCg0KT24gU3VuLCAyMDE5LTAzLTEwIGF0IDE4OjIwIC0wNDAwLCBPbGdhIEtvcm5p ZXZza2FpYSB3cm90ZToNCj4gVGhlcmUgYXJlIGEgYnVuY2ggb2YgY2FzZXMgd2hlcmUgbXVsdGlw bGUgb3BlcmF0aW9ucyBhcmUgdXNpbmcgdGhlDQo+IHNhbWUgc2VxaWQgYW5kIHNsb3QuDQo+IA0K PiBFeGFtcGxlIG9mIHN1Y2ggd2VpcmRuZXNzIGlzIChuZnMuc2VxaWQgPT0gMHgwMDAwMDJmNCkg JiYgKG5mcy5zbG90aWQNCj4gPT0gMCkgYW5kIHRoZSBvbmUgbGVhZGluZyB0byB0aGUgaGFuZy4N Cj4gDQo+IEluIGZyYW1lIDQxNTg3MCwgdGhlcmUgaXMgYW4gT1BFTiB1c2luZyB0aGF0IHNlcWlk IGFuZCBzbG90IGZvciB0aGUNCj4gZmlyc3QgdGltZSAoYnV0IHRoaXMgc2xvdCB3aWxsIGJlIHJl LXVzZWQgYSBidW5jaCBvZiB0aW1lcyBiZWZvcmUgaXQNCj4gZ2V0cyBhIHJlcGx5IGluIGZyYW1l IDQxNTkwOCB3aXRoIHRoZSBvcGVuIHN0YXRlaWQgc2VxPTQwKS4gIChhbHNvIGluDQo+IHRoaXMg cGFja2V0IHRoZXJlIGlzIGFuIGV4YW1wbGUgb2YgcmV1c2Ugc2xvdD0xK3NlcWlkPTB4MDAwMTI4 ZjcgYnkNCj4gYm90aCBURVNUX1NUQVRFSUQgYW5kIE9QRU4gYnV0IGxldCdzIHNldCB0aGF0IGFz aWRlKS4NCj4gDQo+IEluIGZyYW1lIDQxNTg3NCAoaW4gdGhlIHNhbWUgcGFja2V0KSwgY2xpZW50 IHNlbmRzIDUgb3BlbnMgb24gdGhlDQo+IFNBTUUNCj4gc2VxaWQgYW5kIHNsb3QgKGFsbCBoYXZl IGRpc3RpbmN0IHhpZHMpLiBJbiBhIHdheXMgdGhhdCdzIGVuZCB1cA0KPiBiZWluZw0KPiBhbHJp Z2h0IHNpbmNlIG9wZW5zIGFyZSBmb3IgdGhlIHNhbWUgZmlsZSBhbmQgdGh1cyByZXBseSBvdXQg b2YgdGhlDQo+IGNhY2hlIGFuZCB0aGUgcmVwbHkgaXMgRVJSX0RFTEFZLiBCdXQgaW4gZnJhbWUg NDE1ODc2LCBjbGllbnQgc2VuZHMNCj4gYWdhaW4gdXNlcyB0aGUgc2FtZSBzZXFpZCBhbmQgc2xv dCAgYW5kIGluIHRoaXMgY2FzZSBpdCdzIHVzZWQgYnkNCj4gM29wZW5zIGFuZCBhIHRlc3Rfc3Rh dGVpZC4NCj4gDQo+IENsaWVudCBpbiBhbGwgdGhpcyBtZXNzIG5ldmVyIHByb2Nlc3NlcyB0aGUg b3BlbiBzdGF0ZWlkIHNlcT00MCBhbmQNCj4ga2VlcHMgb24gcmVzZW5kaW5nIENMT1NFIHdpdGgg c2VxPTM3IChhbHNvIHRvIG5vdGUgY2xpZW50ICJtaXNzZWQiDQo+IHByb2Nlc3Npbmcgc2VxaWQ9 MzggYW5kIDM5IGFzIHdlbGwuIDM5IHByb2JhYmx5IGJlY2F1c2UgaXQgd2FzIGENCj4gcmVwbHkN Cj4gb24gdGhlIHNhbWUga2luZCBvZiAiUmV1c2VkIiBzbG90PTEgYW5kIHNlcT0weDAwMDEyOGY3 LiBJIGhhdmVuJ3QNCj4gdHJhY2tlZCAzOCBidXQgaSdtIGFzc3VtaW5nIGl0J3MgdGhlIHNhbWUp LiBJIGRvbid0IGtub3cgaG93IG1hbnkNCj4gdGltZXMgYnV0IGFmdGVyIDVtaW5zLCBJIHNlZSBh IFRFU1RfU1RBVEVJRCB0aGF0IGFnYWluIHVzZXMgdGhlIHNhbWUNCj4gc2VxaWQrc2xvdCAod2hp Y2ggZ2V0cyBhIHJlcGx5IGZyb20gdGhlIGNhY2hlIG1hdGNoaW5nIE9QRU4pLiBBbHNvDQo+IG9w ZW4gKyBjbG9zZSAoc3RpbGwgd2l0aCBzZXE9MzcpIG9wZW4gaXMgcmVwbGllZCB0byBidXQgYWZ0 ZXIgdGhpcw0KPiBjbGllbnQgZ29lcyBpbnRvIGEgc29mdCBsb2NrdXAgbG9ncyBoYXZlDQo+ICJu ZnM0X3NjaGVkdWxlX3N0YXRlX21hbmFnZXI6DQo+IGt0aHJlYWRfcnVhbjogLTQiIG92ZXIgYW5k IG92ZXIgYWdhaW4gLiB0aGVuIGEgc29mdCBsb2NrdXAuDQo+IA0KPiBMb29raW5nIGJhY2sgb24g c2xvdCAwLiBuZnMuc2VxaWQ9MHgwMDAwMDJmMyB3YXMgdXNlZCBpbiBmcmFtZT00MTU4NjYNCj4g YnkgdGhlIFRFU1RfU1RBVEVJRC4gVGhpcyBpcyByZXBsaWVkIHRvIGluIGZyYW1lIDQxNTg3NyAo d2l0aCBhbg0KPiBFUlJfREVMQVkpLiBCdXQgYmVmb3JlIHRoZSBjbGllbnQgZ290IGEgcmVwbHks IGl0IHVzZWQgdGhlIHNsb3QgYW5kDQo+IHRoZSBzZXEgYnkgZnJhbWUgNDE1ODc0LiBURVNUX1NU QVRFSUQgaXMgYSBzeW5jaHJvbm91cyBhbmQNCj4gaW50ZXJydXB0aWJsZSBvcGVyYXRpb24uIEkn bSBzdXNwZWN0aW5nIHRoYXQgc29tZWhvdyBpdCB3YXMNCj4gaW50ZXJydXB0ZWQgYW5kIHRoYXQn cyB3aG8gdGhlIHNsb3Qgd2FzIGFibGUgdG8gYmUgcmUtdXNlZCBieSB0aGUNCj4gZnJhbWUgNDE1 ODc0LiBCdXQgaG93IHRoZSBzZXZlcmFsIG9wZW5zIHdlcmUgYWJsZSB0byBnZXQgdGhlIHNhbWUN Cj4gc2xvdA0KPiBJIGRvbid0IGtub3cuLg0KDQpJcyB0aGlzIHN0aWxsIHRydWUgd2l0aCB0aGUg Y3VycmVudCBsaW51eC1uZXh0PyBJIHdvdWxkIGV4cGVjdCB0aGlzDQpwYXRjaCANCmh0dHA6Ly9n aXQubGludXgtbmZzLm9yZy8/cD10cm9uZG15L2xpbnV4LW5mcy5naXQ7YT1jb21taXRkaWZmO2g9 MzQ1M2Q1NzA4YjMzZWZlNzZmNDBlY2ExYzBlZDYwOTIzMDk0Yjk3MQ0KdG8gY2hhbmdlIHRoZSBM aW51eCBjbGllbnQgYmVoYXZpb3VyIGluIHRoZSBhYm92ZSByZWdhcmQuDQoNCkNoZWVycw0KICBU cm9uZA0KDQotLSANClRyb25kIE15a2xlYnVzdA0KTGludXggTkZTIGNsaWVudCBtYWludGFpbmVy LCBIYW1tZXJzcGFjZQ0KdHJvbmQubXlrbGVidXN0QGhhbW1lcnNwYWNlLmNvbQ0KDQoNCg==