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=-5.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,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 1CBA7C2D0C0 for ; Mon, 9 Dec 2019 01:38:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EE5D12070A for ; Mon, 9 Dec 2019 01:38:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726826AbfLIBiB (ORCPT ); Sun, 8 Dec 2019 20:38:01 -0500 Received: from mail-il1-f198.google.com ([209.85.166.198]:51863 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726635AbfLIBiB (ORCPT ); Sun, 8 Dec 2019 20:38:01 -0500 Received: by mail-il1-f198.google.com with SMTP id x2so10430873ilk.18 for ; Sun, 08 Dec 2019 17:38:00 -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:in-reply-to:message-id:subject :from:to; bh=NBRTp1Zx2xI7oM56oPmPu5F5+f3m5zadk7OaCVsc/GU=; b=MZrrbPQ7fyxDMWBEui76qi3mYSvmpQk9npi+/471F8gejOQcmnJKdzHebLn9/pdFyk wh2VYbyTFY3WsiYvbZhaX7v3Vuxt769EUNOcx+HPUsm0kbFKk8FNyo0Q4ymAJ1Poo+vp YV6B263yTVtqk5NmbUpYpsbV0qEmJp25Tf/In0Y7gFED79IvoJUAAZTRev1Wf+yAtpK2 Ea7UFBO9OQd8sTzJdh7VX4Pz8rGttEfnQLDJM6R3kZAcm3D2Km6WiuisU+7cTJtm5AZG 72MlVpaS9Pi53vevvCIE5yoQhJ0NLCADLuVtecS6VGbNVoJMP+bJPaa/mIAx14ZUo5kz 6DXg== X-Gm-Message-State: APjAAAVdwE2S/osysQvtj6shQ7GCdZ0RU4fZqcB6dTwGgcCTpheMcp4o mls672fkwUm8CRq0v+0OFbaYE2O65ey45PAxuudcind8HJ6L X-Google-Smtp-Source: APXvYqyu9tb/aYS5ijtRbPRdV2KRezH9PuVrldZ+EPRXMCfDvdTQ1hMdClCkEtkgy6GwmBLL9Qkg2mc6RVf3iZrkqoDoe9eYRFiC MIME-Version: 1.0 X-Received: by 2002:a92:d38e:: with SMTP id o14mr26733266ilo.238.1575855480469; Sun, 08 Dec 2019 17:38:00 -0800 (PST) Date: Sun, 08 Dec 2019 17:38:00 -0800 In-Reply-To: <000000000000f6e29f056a2edff8@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000217e8d05993b7298@google.com> Subject: Re: BUG: Bad rss-counter state (3) From: syzbot To: akpm@linux-foundation.org, dvyukov@google.com, hughd@google.com, jglisse@redhat.com, khlebnikov@yandex-team.ru, kirill.shutemov@linux.intel.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, mhocko@suse.com, syzkaller-bugs@googlegroups.com, torvalds@linux-foundation.org, willy@infradead.org Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this bug was fixed by commit: commit 173d9d9fd3ddae84c110fea8aedf1f26af6be9ec Author: Hugh Dickins Date: Fri Nov 30 22:10:16 2018 +0000 mm/huge_memory: splitting set mapping+index before unfreeze bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14202b7ae00000 start commit: a27fc142 Merge branch 'parisc-4.17-3' of git://git.kernel... git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=adeb81fdb5db9d72 dashboard link: https://syzkaller.appspot.com/bug?extid=f2a1633f249cece865fe syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1257325b800000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=163bb567800000 If the result looks correct, please mark the bug fixed by replying with: #syz fix: mm/huge_memory: splitting set mapping+index before unfreeze For information about bisection process see: https://goo.gl/tpsmEJ#bisection