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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 ECD1EC4332F for ; Sun, 5 Sep 2021 06:12:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D311060F90 for ; Sun, 5 Sep 2021 06:12:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235388AbhIEGNV (ORCPT ); Sun, 5 Sep 2021 02:13:21 -0400 Received: from zg8tmtyylji0my4xnjeumjiw.icoremail.net ([162.243.161.220]:51661 "HELO zg8tmtyylji0my4xnjeumjiw.icoremail.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S235327AbhIEGNU (ORCPT ); Sun, 5 Sep 2021 02:13:20 -0400 X-Greylist: delayed 331 seconds by postgrey-1.27 at vger.kernel.org; Sun, 05 Sep 2021 02:13:19 EDT Received: by ajax-webmail-sr0414.icoremail.net (Coremail) ; Sun, 5 Sep 2021 14:12:13 +0800 (GMT+08:00) X-Originating-IP: [20.89.104.164] Date: Sun, 5 Sep 2021 14:12:13 +0800 (GMT+08:00) X-CM-HeaderCharset: UTF-8 From: =?UTF-8?B?5p2o55S35a2Q?= To: viro@zeniv.linux.org.uk Cc: linux-fsdevel@vger.kernel.org, security@kernel.org Subject: Report Bug to Linux File System X-Priority: 3 X-Mailer: Coremail Webmail Server Version XT5.0.13 build 20210401(fdb522e2) Copyright (c) 2002-2021 www.mailtech.cn icmhosting Content-Transfer-Encoding: base64 Content-Type: text/plain; charset=UTF-8 MIME-Version: 1.0 Message-ID: <2a299595.245.17bb495fbfa.Coremail.nzyang@stu.xidian.edu.cn> X-Coremail-Locale: zh_CN X-CM-TRANSID: AQAAfwDHim69XzRh02oFAA--.227W X-CM-SenderInfo: pq21t0vj6v33wo0lvxldqovvfxof0/1tbiAQIBClwR-kYxlAACsa X-Coremail-Antispam: 1Ur529EdanIXcx71UUUUU7IcSsGvfJ3iIAIbVAYjsxI4VWxJw CS07vEb4IE77IF4wCS07vE1I0E4x80FVAKz4kxMIAIbVAFxVCaYxvI4VCIwcAKzIAtYxBI daVFxhVjvjDU= Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org SGksIG91ciB0ZWFtIGhhcyBmb3VuZCBhIHByb2JsZW0gaW4gZnMgc3lzdGVtIG9uIExpbnV4IGtl cm5lbCB2NS4xMCwgbGVhZGluZyB0byBEb1MgYXR0YWNrcy4KClRoZSBzdHJ1Y3QgZmlsZSBjYW4g YmUgZXhoYXVzdGVkIGJ5IG5vcm1hbCB1c2VycyBieSBjYWxsaW5nIG11bHRpcGxlIHN5c2NhbGxz IHN1Y2ggYXMgdGltZXJmZF9jcmVhdGUvcGlwZS9vcGVuIGV0Yy4gQWx0aG91Z2ggdGhlIHJsaW1p dCBsaW1pdHMgdGhlIG1heCBmZHMgY291bGQgYmUgb3BlbmVkIGJ5IGEgc2luZ2xlIHByb2Nlc3Mu IEEgbm9ybWFsIHVzZXIgY2FuIGZvcmsgbXVsdGlwbGUgcHJvY2Vzc2VzLCByZXBlYXRlZGx5IG1h a2UgdGhlIHRpbWVyZmRfY3JlYXRlL3BpcGUvb3BlbiBzeXNjYWxscyBhbmQgZXhoYXVzdCBhbGwg c3RydWN0IGZpbGVzLiBBcyBhIHJlc3VsdCwgYWxsIHN0cnVjdC1maWxlLWFsbG9jYXRpb24gcmVs YXRlZCBvcGVyYXRpb25zIG9mIGFsbCBvdGhlciB1c2VycyB3aWxsIGZhaWwuCgpJbiBmYWN0LCB3 ZSB0cnkgdGhpcyBhdHRhY2sgaW5zaWRlIGEgZGVwcml2aWxlZ2VkIGRvY2tlciBjb250YWluZXIg d2l0aG91dCBhbnkgY2FwYWJpbGl0aWVzLiBUaGUgcHJvY2Vzc2VzIGluIHRoZSBkb2NrZXIgY2Fu IGV4aGF1c3QgYWxsIHN0cnVjdC1maWxlIG9uIHRoZSBob3N0IGtlcm5lbC4gV2UgdXNlIGEgbWFj aGluZSB3aXRoIDE2RyBtZW1vcnkuIFdlIHN0YXJ0IDIwMDAgcHJvY2Vzc2VzLCBlYWNoIHByb2Nl c3Mgd2l0aCBhIDEwMjQgbGltaXQuIEluIHRvdGFsLCBhcm91bmQgMTYxMzQwMCBudW1iZXIgc3Ry dWN0LWZpbGUgYXJlIGNvbnN1bWVkIGFuZCB0aGVyZSBhcmUgbm8gYXZhaWxhYmxlIHN0cnVjdC1m aWxlIGluIHRoZSBrZXJuZWwuIFRoZSB0b3RhbCBjb25zdW1lZCBtZW1vcnkgaXMgbGVzcyB0aGFu IDJHICwgd2hpY2ggaXMgc21hbGwsIHNvIG1lbW9yeSBjb250cm9sIGdyb3VwIGNhbiBub3QgaGVs cC4KClRoZSBmb2xsb3dpbmcgY29kZSBzaG93cyBhIFBvQyB0aGF0IHRha2VzIDE2MTM0MDAgbnVt YmVyIG9mIHN0cnVjdC1maWxlLCB3aGlsZSB0YWtlIGFsbCBzdHJ1Y3QtZmlsZSBvbiBob3N0LiBX ZSBldmFsdWF0ZSB0aGUgUG9DIG9uIGludGVsIGk1IENQVSBwaHlzaWNhbCBtYWNoaW5lICsgTGlu dXgga2VybmVsIHY1LjEwLjAgKyBVYnVudHUgMTguMDQgTFRTICsgRG9ja2VyIDE4LjA2LjAtY2Uu Ci0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCiNpbmNsdWRl PHN0ZGlvLmg+CiNpbmNsdWRlPHN0ZGxpYi5oPgojaW5jbHVkZTx1bmlzdGQuaD4KI2luY2x1ZGU8 ZmNudGwuaD4KCgppbnQgbWFpbigpCnsKICAgIGZvciAoaW50IGkgPSAxOyBpIDwgMjAwMDsgaSsr KSB7CiAgICAgICAgaW50IHBpZCA9IGZvcmsoKTsgCiAgICAgICAgaWYgKHBpZCA9PSAwKSB7CiAg ICAgICAgICAgIGludCBmZDsKICAgICAgICAgICAgY2hhciBuYW1lb3V0WzIwXTsKICAgICAgICAg ICAgZm9yIChpbnQgaiA9IDE7IGogPD0gMTAyMDsgaisrKSB7CiAgICAgICAgICAgICAgICBzcHJp bnRmKG5hbWVvdXQsICJ0ZXN0JmQmZC50eHQiLCBpLCBqKTsKICAgICAgICAgICAgICAgIGZkID0g b3BlbihuYW1lb3V0LCBPX0NSRUFUKTsKICAgICAgICAgICAgfQogICAgICAgICAgICBnZXRjaGFy KCk7CiAgICAgICAgfQogICAgfQogICAgZ2V0Y2hhcigpOwogICAgcmV0dXJuIDA7Cn0KLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0KCkxvb2tpbmcgZm9yd2Fy ZCB0byB5b3VyIHJlcGx5IQogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgIE5hbnppIFlhbmcK