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=unavailable 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 09395C43603 for ; Mon, 9 Dec 2019 01:38:03 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 9F681206DB for ; Mon, 9 Dec 2019 01:38:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9F681206DB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 07D316B241C; Sun, 8 Dec 2019 20:38:02 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 02ECC6B241D; Sun, 8 Dec 2019 20:38:01 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E38E16B241E; Sun, 8 Dec 2019 20:38:01 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0146.hostedemail.com [216.40.44.146]) by kanga.kvack.org (Postfix) with ESMTP id CB7906B241C for ; Sun, 8 Dec 2019 20:38:01 -0500 (EST) Received: from smtpin24.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with SMTP id 8AAE02C2E for ; Mon, 9 Dec 2019 01:38:01 +0000 (UTC) X-FDA: 76243891962.24.love22_460645bf32410 X-HE-Tag: love22_460645bf32410 X-Filterd-Recvd-Size: 3093 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) by imf05.hostedemail.com (Postfix) with ESMTP for ; Mon, 9 Dec 2019 01:38:01 +0000 (UTC) Received: by mail-io1-f70.google.com with SMTP id l25so1013946ioh.5 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=GzTAN3KUB1r6vHsIDkC/I7Fz6XeoHSqzJ6RGbuXXR1R0ykUByI9XJac2r8EV3m1n/g 6ef0B8ujASWmdZBTCSgqxRRbf64GAg0RCRYstwqAqSXUbKAeJKdkBU30fmDfnqg6BzO2 pl9FhZFpkuIjjVxRnz0xEduzBvJn48Ta7Ej/DwvyZJHJUHwfRN1k87JaVJZ28DH04u7Q tbYHuM/QTJJgYkvDfBDkpNlyhfLno4MLtoKPT62STV3pvKvlv/f+xjcg5mWrfkFTJ+Kl ujpSB9ErIJjnIbrdDHOPtDsHZgN9/pBr1PV+gRJOeYsOyL5swxrFJ+bgvjOJebWUXFUk ENvQ== X-Gm-Message-State: APjAAAUy9nj0WRC2UK8ugqvcmEzrwtzlzY7DhUzG+3G1UKBTqn4+k2Wt wKcC4DqQ4RwbWnnay1vkswPUQED/jF3suYsEbie8RZJDK4my 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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