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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EB349C7EE2A for ; Mon, 5 Jun 2023 12:15:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233303AbjFEMPd (ORCPT ); Mon, 5 Jun 2023 08:15:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46820 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233293AbjFEMPa (ORCPT ); Mon, 5 Jun 2023 08:15:30 -0400 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2015BA1 for ; Mon, 5 Jun 2023 05:15:29 -0700 (PDT) Received: by mail-il1-f198.google.com with SMTP id e9e14a558f8ab-33bbffccf69so46314665ab.3 for ; Mon, 05 Jun 2023 05:15:29 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1685967328; x=1688559328; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=xzcC4Hey3TlLF+JCJrqaNKZNKoPcd2adswJZJqNI+pU=; b=VO/w5gmhlaWXOyPIiaIo1iewh2T3Vo1mwFb0YpNsAud848QEFFo6LDSWOCqOxVfTjK BmnuCze+3PF6Op78zOJltjKDBvAA+J0Kcd8sdn8cB+hGVNXZAgmKR14g3kQct+hz7J7c XbDEnTw2Dj/GmEwFtH7WDltH/VfyGBjrNURtiwPySu7oGEAtrk8zHsgJ6HNprC/twour 0e9EHEccdnkHO88+4TzdUNX6yHa/WkFJeoe0hbxUOrc9MPkjsklzbV5n42aEt3eeObVX IKnWEh68ZiTIG9ipWVLAnPjVaN/kPqVoo4SMiMU6zPaElxX1GH23Ixsvn5So6VGGaZ6r FkGw== X-Gm-Message-State: AC+VfDzAQ4UGh89E65C8iVh+st7IYepgGHa26//jItk8utQaktO/WMTj SR+15nYdoHIusOfuRp8RSDzH2xqN55vTbRu5au9oT2iil8E8 X-Google-Smtp-Source: ACHHUZ5NyG760LvUIyh6Ghxb2pDPhqoTUCNhKpeEkwbtVO0go/50gBRFGI2dD9aDpFftz+yrb8n66ibdtn+dNeVhDMtDK08pOHt2 MIME-Version: 1.0 X-Received: by 2002:a92:d405:0:b0:338:b0de:5e5c with SMTP id q5-20020a92d405000000b00338b0de5e5cmr7036919ilm.4.1685967328467; Mon, 05 Jun 2023 05:15:28 -0700 (PDT) Date: Mon, 05 Jun 2023 05:15:28 -0700 In-Reply-To: <000000000000d1149605fd5b0c0d@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000b763f505fd60db7a@google.com> Subject: Re: [syzbot] [ext4?] WARNING: locking bug in ext4_ioctl From: syzbot To: adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, tytso@mit.edu Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org syzbot has bisected this issue to: commit aff3bea95388299eec63440389b4545c8041b357 Author: Theodore Ts'o Date: Wed May 24 03:49:51 2023 +0000 ext4: add lockdep annotations for i_data_sem for ea_inode's bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11bdb895280000 start commit: 9561de3a55be Linux 6.4-rc5 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=13bdb895280000 console output: https://syzkaller.appspot.com/x/log.txt?x=15bdb895280000 kernel config: https://syzkaller.appspot.com/x/.config?x=7474de833c217bf4 dashboard link: https://syzkaller.appspot.com/bug?extid=a3c8e9ac9f9d77240afd syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14ff6e93280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11824101280000 Reported-by: syzbot+a3c8e9ac9f9d77240afd@syzkaller.appspotmail.com Fixes: aff3bea95388 ("ext4: add lockdep annotations for i_data_sem for ea_inode's") For information about bisection process see: https://goo.gl/tpsmEJ#bisection