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 8DB13C001B0 for ; Fri, 14 Jul 2023 14:07:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235460AbjGNOHm (ORCPT ); Fri, 14 Jul 2023 10:07:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58714 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235268AbjGNOHl (ORCPT ); Fri, 14 Jul 2023 10:07:41 -0400 Received: from mail-oa1-f71.google.com (mail-oa1-f71.google.com [209.85.160.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D896726B7 for ; Fri, 14 Jul 2023 07:07:36 -0700 (PDT) Received: by mail-oa1-f71.google.com with SMTP id 586e51a60fabf-1b437ead1abso3000582fac.1 for ; Fri, 14 Jul 2023 07:07:36 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689343656; x=1691935656; 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=0IOprrGGFnJfjtmwD1fUwfmPU7ypMqJTctMsOUFhMYs=; b=d7SMGK2Zzk3vs6VtmwpdEwD9728gmbuK7Z7wfcffHGQc8yarU5/11PZrqhGvnjxUJh u0Zf9WlwfYjiF8YlBaQ0bIYjFDbKgM/QmIyg55ej0Lmu23rJyUuM7UV7tYo1c9ZcApVU PEd8o5QqmaOkJjcWCkqw8uCwsferozlJUKLf4h+DQmlYK+C1i9z9JWbO6uaRGnqo/KyG 01R4JRp4sTCmNqHgTxSyAG7Sk7KomnKgav673v4GIROs1YljU6RHa7CQ1JeORGLV4Me7 StN2f2ApbLefScJSlbB7ILQpG7ls47EvxCLXH/2m9R77GBdoeWbmJkHq4O3ASVRIbMsq OLOg== X-Gm-Message-State: ABy/qLZv3rnnqQeCl7dU69FRdOOJuZcsteoTzVFW3QtJvihvRaS7qYjO XzHe35VWWVzy1d1A4SFNJ+u6guhBakZQy9zuZ/WsjUH8bMzK X-Google-Smtp-Source: APBJJlF1wPeUkxXiemiD+WX9+Ix0pvCKt0Kf7QBQmQ79wbSRipTvlhdd2qP6SyM5cV0i5dmwv4KRRpoQc1x3w3jvc+B2yk/Zmk2e MIME-Version: 1.0 X-Received: by 2002:a05:6870:98b5:b0:1b0:59e5:2300 with SMTP id eg53-20020a05687098b500b001b059e52300mr4191351oab.8.1689343656165; Fri, 14 Jul 2023 07:07:36 -0700 (PDT) Date: Fri, 14 Jul 2023 07:07:36 -0700 In-Reply-To: <0000000000001b4f6505fd59fb12@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000878978060072f85a@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=121e2492a80000 start commit: a901a3568fd2 Merge tag 'iomap-6.5-merge-1' of git://git.ke.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=111e2492a80000 console output: https://syzkaller.appspot.com/x/log.txt?x=161e2492a80000 kernel config: https://syzkaller.appspot.com/x/.config?x=12d3428a307a1111 dashboard link: https://syzkaller.appspot.com/bug?extid=a537ff48a9cb940d314c syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1489ffb8a80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=145c302ca80000 Reported-by: syzbot+a537ff48a9cb940d314c@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