From mboxrd@z Thu Jan 1 00:00:00 1970 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=-8.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 18C15C433E2 for ; Wed, 16 Sep 2020 06:50:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BC87E208E4 for ; Wed, 16 Sep 2020 06:50:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726179AbgIPGuN (ORCPT ); Wed, 16 Sep 2020 02:50:13 -0400 Received: from szxga01-in.huawei.com ([45.249.212.187]:3604 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726128AbgIPGuM (ORCPT ); Wed, 16 Sep 2020 02:50:12 -0400 Received: from dggeme753-chm.china.huawei.com (unknown [172.30.72.56]) by Forcepoint Email with ESMTP id 4B41B7D513241AD3A8D0; Wed, 16 Sep 2020 14:50:10 +0800 (CST) Received: from dggeme753-chm.china.huawei.com (10.3.19.99) by dggeme753-chm.china.huawei.com (10.3.19.99) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1913.5; Wed, 16 Sep 2020 14:50:09 +0800 Received: from dggeme753-chm.china.huawei.com ([10.7.64.70]) by dggeme753-chm.china.huawei.com ([10.7.64.70]) with mapi id 15.01.1913.007; Wed, 16 Sep 2020 14:50:09 +0800 From: linmiaohe To: syzbot CC: "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , "syzkaller-bugs@googlegroups.com" Subject: Re: general protection fault in unlink_file_vma Thread-Topic: general protection fault in unlink_file_vma Thread-Index: AdaL9WPWCHihR92YQfeHMgqL8TkOUA== Date: Wed, 16 Sep 2020 06:50:09 +0000 Message-ID: Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.174.176.109] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Pg0KPkhlbGxvLA0KPg0KPnN5emJvdCBoYXMgdGVzdGVkIHRoZSBwcm9wb3NlZCBwYXRjaCBidXQg dGhlIHJlcHJvZHVjZXIgaXMgc3RpbGwgdHJpZ2dlcmluZyBhbiBpc3N1ZToNCj5rZXJuZWwgcGFu aWM6IEZhdGFsIGV4Y2VwdGlvbg0KPg0KPlJCUDogMDAwMDAwMDAwMDAwMDAwMSBSMDg6IDAwMDAw MDAwMDAwMDAwMDAgUjA5OiAwMDAwMDAwMDAwMDAwMDAwDQo+UjEwOiAwMDAwN2ZmZDMwNjMwNzIw IFIxMTogMDAwMDAwMDAwMDAwMDAwMCBSMTI6IDAwMDAwMDAwMDExOGQ5NDANCj5SMTM6IDAwMDAw MDAwMDExOGQ5NDAgUjE0OiBmZmZmZmZmZmZmZmZmZmZmIFIxNTogMDAwMDAwMDAwMTE4Y2ZlYw0K PkZTOiAgMDAwMDAwMDAwMWI0Nzk0MCgwMDAwKSBHUzpmZmZmODg4MGFlNzAwMDAwKDAwMDApIGtu bEdTOjAwMDAwMDAwMDAwMDAwMDANCj5DUzogIDAwMzMgRFM6IDAwMDAgRVM6IDAwMDAgQ1IwOiAw MDAwMDAwMDgwMDUwMDMzDQo+Q1IyOiAwMDAwMDAwMDAxNTkwMDA0IENSMzogMDAwMDAwMDAyMTA5 NzAwMCBDUjQ6IDAwMDAwMDAwMDAxNTA2ZTANCj5EUjA6IDAwMDAwMDAwMDAwMDAwMDAgRFIxOiAw MDAwMDAwMDAwMDAwMDAwIERSMjogMDAwMDAwMDAwMDAwMDAwMA0KPkRSMzogMDAwMDAwMDAwMDAw MDAwMCBEUjY6IDAwMDAwMDAwZmZmZTBmZjAgRFI3OiAwMDAwMDAwMDAwMDAwNDAwIEtlcm5lbCBw YW5pYyAtIG5vdCBzeW5jaW5nOiBGYXRhbCBleGNlcHRpb24gS2VybmVsIE9mZnNldDogZGlzYWJs ZWQNCj4NCj4NCj5UZXN0ZWQgb246DQo+DQo+Y29tbWl0OiAgICAgICAgIDhmNzk0MDBiIGZpeCB2 bWFfbWVyZ2UgZ3BmDQo+Z2l0IHRyZWU6ICAgICAgIGh0dHBzOi8vZ2l0aHViLmNvbS9MaW5taWFv aGUvbGludXggdm1hX21lcmdlX2ZpeA0KPmNvbnNvbGUgb3V0cHV0OiBodHRwczovL3N5emthbGxl ci5hcHBzcG90LmNvbS94L2xvZy50eHQ/eD0xNTNiMWQ0MzkwMDAwMA0KPmtlcm5lbCBjb25maWc6 ICBodHRwczovL3N5emthbGxlci5hcHBzcG90LmNvbS94Ly5jb25maWc/eD0zYzVmNmNlOGQ1YjY4 Mjk5DQo+ZGFzaGJvYXJkIGxpbms6IGh0dHBzOi8vc3l6a2FsbGVyLmFwcHNwb3QuY29tL2J1Zz9l eHRpZD1jNWQ1YTUxZGNiYjU1OGNhMGNiNQ0KPmNvbXBpbGVyOiAgICAgICBnY2MgKEdDQykgMTAu MS4wLXN5eiAyMDIwMDUwNw0KPg0KDQojc3l6IHRlc3Q6IGh0dHBzOi8vZ2l0aHViLmNvbS9MaW5t aWFvaGUvbGludXggdm1hX21lcmdlX2ZpeA0KDQo=