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=-5.7 required=3.0 tests=FROM_LOCAL_HEX, 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 BBD77C43387 for ; Tue, 15 Jan 2019 04:43:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 95D9520651 for ; Tue, 15 Jan 2019 04:43:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727793AbfAOEnE (ORCPT ); Mon, 14 Jan 2019 23:43:04 -0500 Received: from mail-io1-f69.google.com ([209.85.166.69]:40349 "EHLO mail-io1-f69.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727223AbfAOEnE (ORCPT ); Mon, 14 Jan 2019 23:43:04 -0500 Received: by mail-io1-f69.google.com with SMTP id u2so1087996iob.7 for ; Mon, 14 Jan 2019 20:43:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to :content-transfer-encoding; bh=+ZN2k/FAzbBiH8bFl9sH6z6FpVTp2oha0mwreEMwqrA=; b=aKwH5Tdkccdcyod6GMq9bs38bnOJP+7CahDAaTrNjc78joF0OcAUCV8tCJcg376Ecg C8ficKj0Pt6+xuwgFoioUfKoKBnObgnWZc5uyFK2Ut3f1loCh+Kw34JK6Ag+bur0iRHu BLDc/3hkf4YmijIbrxr43DOi8kLOkTVrAokbAzVy+jq7nq6GT9VINTTalw7dZaEg0pd5 DEtL+JAvILDAlIMsxz1WiBXtEdHv3Qi6jL34Opc4nEOjjgiVtTShxhIMzQYt86rcY7+Y 73xYec5UXRfsiw3uWiKx9S2z1VIAdh3Bq/Qid6tz95MzPRsSUwaxSCO2R57dRo0YZHD9 rn+w== X-Gm-Message-State: AJcUukdIEIGnw1e52ZziUBVnE2P5xMTGXff4HcL1C33XZj8aSq5JMzjP YG2HiF3k+aR+cA1C6gFsyZlvpZhyF1sre3Om5TB34qQcL9fv X-Google-Smtp-Source: ALg8bN5IJ8jBC/pJ7LLxE8gvsIqAvivcDUoZPQNVLC3bMdmo9hsIUszlSm+1zKbyLpjO6IZ6O46ya5d0nk8RUY4iucPnWKjgYVqN MIME-Version: 1.0 X-Received: by 2002:a6b:680a:: with SMTP id d10mr1058562ioc.35.1547527383190; Mon, 14 Jan 2019 20:43:03 -0800 (PST) Date: Mon, 14 Jan 2019 20:43:03 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000f49537057f77cb00@google.com> Subject: KASAN: use-after-scope Read in corrupted From: syzbot To: akpm@linux-foundation.org, cai@lca.pw, crecklin@redhat.com, keescook@chromium.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org SGVsbG8sDQoNCnN5emJvdCBmb3VuZCB0aGUgZm9sbG93aW5nIGNyYXNoIG9uOg0KDQpIRUFEIGNv bW1pdDogICAgMWJkYmUyMjc0OTIwIE1lcmdlIHRhZyAndmZpby12NS4wLXJjMicgb2YgZ2l0Oi8v Z2l0aHViLmNvbS4uDQpnaXQgdHJlZTogICAgICAgdXBzdHJlYW0NCmNvbnNvbGUgb3V0cHV0OiBo dHRwczovL3N5emthbGxlci5hcHBzcG90LmNvbS94L2xvZy50eHQ/eD0xNTE5ZDM5ZjQwMDAwMA0K a2VybmVsIGNvbmZpZzogIGh0dHBzOi8vc3l6a2FsbGVyLmFwcHNwb3QuY29tL3gvLmNvbmZpZz94 PWVkZjFjMzAzMTA5N2MzMDQNCmRhc2hib2FyZCBsaW5rOiBodHRwczovL3N5emthbGxlci5hcHBz cG90LmNvbS9idWc/ZXh0aWQ9YmQzNmI3ZGQ5MzMwZjY3MDM3YWINCmNvbXBpbGVyOiAgICAgICBn Y2MgKEdDQykgOS4wLjAgMjAxODEyMzEgKGV4cGVyaW1lbnRhbCkNCnN5eiByZXBybzogICAgICBo dHRwczovL3N5emthbGxlci5hcHBzcG90LmNvbS94L3JlcHJvLnN5ej94PTEwZmNlMTRmNDAwMDAw DQpDIHJlcHJvZHVjZXI6ICAgaHR0cHM6Ly9zeXprYWxsZXIuYXBwc3BvdC5jb20veC9yZXByby5j P3g9MTEwYjIwMTc0MDAwMDANCg0KSU1QT1JUQU5UOiBpZiB5b3UgZml4IHRoZSBidWcsIHBsZWFz ZSBhZGQgdGhlIGZvbGxvd2luZyB0YWcgdG8gdGhlIGNvbW1pdDoNClJlcG9ydGVkLWJ5OiBzeXpi b3QrYmQzNmI3ZGQ5MzMwZjY3MDM3YWJAc3l6a2FsbGVyLmFwcHNwb3RtYWlsLmNvbQ0KDQo9PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT0NCkJVRzogS0FTQU46IHVzZS1hZnRlci1zY29wZSBpbiBkZWJ1Z19sb2NrZGVwX3JjdV9l bmFibGVkLnBhcnQuMCsweDUwLzB4NjAgIA0Ka2VybmVsL3JjdS91cGRhdGUuYzoyNDkNClJlYWQg b2Ygc2l6ZSA0IGF0IGFkZHIgZmZmZjg4ODBhOTQ1ZWFiYyBieSB0YXNrICANCmA577+977+977+9 77+977+977+9I++/vSgVEO+/ve+/ve+/ve+/ve+/vTzvv73vv73vv73vv73vv70QGmvvv73vv73v v73vv73vv73vv73vv71F77+977+977+977+977+9Pjlo77+977+977+977+977+977+977+977+9 QS8tMjEyMjE4ODYzNA0KDQpDUFU6IDAgUElEOiAtMjEyMjE4ODYzNCBDb21tOiDvv73vv71F77+9 77+977+977+977+977+977+977+977+977+977+977+977+9TzLvv70gTm90IHRhaW50ZWQgNS4w LjAtcmMxKyAgDQojMTkNCkhhcmR3YXJlIG5hbWU6IEdvb2dsZSBHb29nbGUgQ29tcHV0ZSBFbmdp bmUvR29vZ2xlIENvbXB1dGUgRW5naW5lLCBCSU9TICANCkdvb2dsZSAwMS8wMS8yMDExDQotLS0t LS0tLS0tLS1bIGN1dCBoZXJlIF0tLS0tLS0tLS0tLS0NCkJhZCBvciBtaXNzaW5nIHVzZXJjb3B5 IHdoaXRlbGlzdD8gS2VybmVsIG1lbW9yeSBvdmVyd3JpdGUgYXR0ZW1wdCBkZXRlY3RlZCAgDQp0 byBTTEFCIG9iamVjdCAndGFza19zdHJ1Y3QnIChvZmZzZXQgMTM0NCwgc2l6ZSA4KSENCldBUk5J Tkc6IENQVTogMCBQSUQ6IC0xNDU1MDM2Mjg4IGF0IG1tL3VzZXJjb3B5LmM6NzggIA0KdXNlcmNv cHlfd2FybisweGViLzB4MTEwIG1tL3VzZXJjb3B5LmM6NzgNCktlcm5lbCBwYW5pYyAtIG5vdCBz eW5jaW5nOiBwYW5pY19vbl93YXJuIHNldCAuLi4NCkNQVTogMCBQSUQ6IC0xNDU1MDM2Mjg4IENv bW06IO+/ve+/vUXvv73vv73vv73vv73vv73vv73vv73vv73vv73vv73vv73vv73vv71PMu+/vSBO b3QgdGFpbnRlZCA1LjAuMC1yYzErICANCiMxOQ0KSGFyZHdhcmUgbmFtZTogR29vZ2xlIEdvb2ds ZSBDb21wdXRlIEVuZ2luZS9Hb29nbGUgQ29tcHV0ZSBFbmdpbmUsIEJJT1MgIA0KR29vZ2xlIDAx LzAxLzIwMTENCkNhbGwgVHJhY2U6DQpLZXJuZWwgT2Zmc2V0OiBkaXNhYmxlZA0KUmVib290aW5n IGluIDg2NDAwIHNlY29uZHMuLg0KDQoNCi0tLQ0KVGhpcyBidWcgaXMgZ2VuZXJhdGVkIGJ5IGEg Ym90LiBJdCBtYXkgY29udGFpbiBlcnJvcnMuDQpTZWUgaHR0cHM6Ly9nb28uZ2wvdHBzbUVKIGZv ciBtb3JlIGluZm9ybWF0aW9uIGFib3V0IHN5emJvdC4NCnN5emJvdCBlbmdpbmVlcnMgY2FuIGJl IHJlYWNoZWQgYXQgc3l6a2FsbGVyQGdvb2dsZWdyb3Vwcy5jb20uDQoNCnN5emJvdCB3aWxsIGtl ZXAgdHJhY2sgb2YgdGhpcyBidWcgcmVwb3J0LiBTZWU6DQpodHRwczovL2dvby5nbC90cHNtRUoj YnVnLXN0YXR1cy10cmFja2luZyBmb3IgaG93IHRvIGNvbW11bmljYXRlIHdpdGggIA0Kc3l6Ym90 Lg0Kc3l6Ym90IGNhbiB0ZXN0IHBhdGNoZXMgZm9yIHRoaXMgYnVnLCBmb3IgZGV0YWlscyBzZWU6 DQpodHRwczovL2dvby5nbC90cHNtRUojdGVzdGluZy1wYXRjaGVzDQo=