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,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 6C628C43381 for ; Tue, 26 Mar 2019 12:10:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3AB432075C for ; Tue, 26 Mar 2019 12:10:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731463AbfCZMKC (ORCPT ); Tue, 26 Mar 2019 08:10:02 -0400 Received: from mail-io1-f72.google.com ([209.85.166.72]:39108 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725776AbfCZMKB (ORCPT ); Tue, 26 Mar 2019 08:10:01 -0400 Received: by mail-io1-f72.google.com with SMTP id c17so4977448iot.6 for ; Tue, 26 Mar 2019 05:10:01 -0700 (PDT) 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=yfnk9m/Qgl0Rhk4i8Zh0YuJ7pzI3QzJfont0Y+wlR2I=; b=gyTx3qTcRbP0FLoX8PBrjuvTlWLppqTwO6xXml+7i+SOQlYceMyamnzeNCbNpY+ZX4 qaUGE+quhoL+ct8I1oHXCUrttdtVMxzsTTCxrT/cRtK78bu5uzU4p/zKilEju3tTjVoT WXXE5IaMjPTvGRhfcoAJyXRiiDyxI6HaWo2/ERGuVon/coEZ7CJ4F2Gb1PGd0cORdVbS j4WZ6vv36tDA+em84sx5Ps56mGh+gnUlg1pKnqn5x6TqPxeJ1TvWyr+rEycJapJ9Mswo dbUpWVChNdpnEdqUdHF8y7B1ThbK6w1yYB7Cj7AUbJFTYJ1ixqNqX73IWAUAjaHRaOHG eAQw== X-Gm-Message-State: APjAAAWqWOsm9cXYoY/NCbboP3b47+1KqjikjFeT+BZ39aIz5VR8CnjN WEXrMzhkfrNeOOvww5his9FEKuk6luyAnp4Ksb/802Xbo4xw X-Google-Smtp-Source: APXvYqyAVslzxXvDhlS6F8DH0CubFDvED0CWKxcmtDV97wqtCti4D45kIYCUvqR9ZXDTv69NuFV+S6OimwvhJJM2bMJCzk6sLSia MIME-Version: 1.0 X-Received: by 2002:a5d:9152:: with SMTP id y18mr6734643ioq.165.1553602200958; Tue, 26 Mar 2019 05:10:00 -0700 (PDT) Date: Tue, 26 Mar 2019 05:10:00 -0700 In-Reply-To: <000000000000064bcf057a59e3b9@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000004f7f7c0584fe33c0@google.com> Subject: Re: WARNING in ovl_instantiate From: syzbot To: amir73il@gmail.com, dvyukov@google.com, linux-kernel@vger.kernel.org, linux-unionfs@vger.kernel.org, miklos@szeredi.hu, mszeredi@redhat.com, syzkaller-bugs@googlegroups.com 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 has bisected this bug to: commit 01b39dcc95680b04c7af5de7f39f577e9c4865e3 Author: Amir Goldstein Date: Fri May 11 08:15:15 2018 +0000 ovl: use inode_insert5() to hash a newly created inode bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=176da0cd200000 start commit: de6629eb Merge tag 'pci-v5.0-fixes-1' of git://git.kernel... git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=14eda0cd200000 console output: https://syzkaller.appspot.com/x/log.txt?x=10eda0cd200000 kernel config: https://syzkaller.appspot.com/x/.config?x=edf1c3031097c304 dashboard link: https://syzkaller.appspot.com/bug?extid=9c69c282adc4edd2b540 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12c7a94f400000 Reported-by: syzbot+9c69c282adc4edd2b540@syzkaller.appspotmail.com Fixes: 01b39dcc9568 ("ovl: use inode_insert5() to hash a newly created inode") For information about bisection process see: https://goo.gl/tpsmEJ#bisection