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 3DFC4C001DC for ; Tue, 11 Jul 2023 15:19:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230306AbjGKPTm (ORCPT ); Tue, 11 Jul 2023 11:19:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38812 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231936AbjGKPTg (ORCPT ); Tue, 11 Jul 2023 11:19:36 -0400 Received: from mail-oi1-f197.google.com (mail-oi1-f197.google.com [209.85.167.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7A72DCE for ; Tue, 11 Jul 2023 08:19:35 -0700 (PDT) Received: by mail-oi1-f197.google.com with SMTP id 5614622812f47-39cdf9f9d10so4071140b6e.3 for ; Tue, 11 Jul 2023 08:19:35 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689088775; x=1691680775; 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=pTtBSm5A66Jo82Yazz35b6XHkBkcKwYtbgU11r2+uAY=; b=bB6yIF9GABMvg54DJ2H66aMabc1SK/94bQWOhNKb0OP9UlT1msH0r1M9fZ4Yw03+yc Xn17TDYK8ldCjBjkzTsBwexr6TpF4goYUXtf05RuAuIzpnbo2mYp0jmt46mM1iNkDfJf HNEk4J6WSUpME52M3t/cLJ3M1SZ2tUz14wJVT/R5656QMPD/TqQei4QQLDpMvoPQecZF BmzmZ7UV6YqFXKZ/FA8VbJSCKs1B/JTiy6MQNC7eVayA2xcCSywVBKlbvWiSI99eBKCT yX7Hjn9lbsVz/y9oTNXK9Sj3ahiGnmrscmmkhGGqIX3axpEbQ8ZTDZ1leHbG6SbCoZJ+ plUQ== X-Gm-Message-State: ABy/qLYOCBDAHUfUqScFt2tCyqHuhispjTj5WR5ROH+SNMhDEvqY48+c 2JnDL1Kep05T5c9SV5kqb64YYCRlgwFrFMeo+WLoWe6rsRvT X-Google-Smtp-Source: APBJJlEHVpKNs8sWL9JLFboB6JbTMukgEFC+f6weICeuWD+h2WkluGryx6SaGSJvxSySUZqP8Aq+bTVJw2kCn/BGwduQA1aoRIAf MIME-Version: 1.0 X-Received: by 2002:aca:3443:0:b0:39e:ced7:602b with SMTP id b64-20020aca3443000000b0039eced7602bmr1872936oia.2.1689088773399; Tue, 11 Jul 2023 08:19:33 -0700 (PDT) Date: Tue, 11 Jul 2023 08:19:33 -0700 In-Reply-To: <000000000000e55d2005fd59d6c9@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000552b56060037a019@google.com> Subject: Re: [syzbot] [ext4?] WARNING: locking bug in ext4_move_extents 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=14abf682a80000 start commit: 3f01e9fed845 Merge tag 'linux-watchdog-6.5-rc2' of git://w.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=16abf682a80000 console output: https://syzkaller.appspot.com/x/log.txt?x=12abf682a80000 kernel config: https://syzkaller.appspot.com/x/.config?x=150188feee7071a7 dashboard link: https://syzkaller.appspot.com/bug?extid=7f4a6f7f7051474e40ad syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11d8f2b0a80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1061e6b0a80000 Reported-by: syzbot+7f4a6f7f7051474e40ad@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