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 D6E22C64EC7 for ; Wed, 1 Mar 2023 10:08:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230079AbjCAKIs (ORCPT ); Wed, 1 Mar 2023 05:08:48 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57026 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229942AbjCAKIU (ORCPT ); Wed, 1 Mar 2023 05:08:20 -0500 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F1D15199E3 for ; Wed, 1 Mar 2023 02:08:19 -0800 (PST) Received: by mail-io1-f70.google.com with SMTP id z5-20020a6b5c05000000b007447572f3f8so8155337ioh.3 for ; Wed, 01 Mar 2023 02:08:19 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=TTSQYNOg9OZQxBXRQdwYpLcJKsFubqAo72NPGlg9CpM=; b=sepWsaK1f2Gldm3c3C/4gayDldWzqlUk6hlTOGfL0eBUdJVNcPc08Tq6OtwcD2y6BS nQ2dysYA8eUgom76H2W6SvAFpjqdbzGyM7lIKp1W6bLTAb1+nZTaXbY2aF0PcwItPe12 rPM+6h2U2+qQJ/ecSPO3LCvBz+1uTjMOdZRGdbd3tQwjEpR0tBMfrqSy/61sy1oRh7ho Cy0UYUNzAZslBZf473R09v25Eg4QgrrQNyM+zZDiVnANjWgqduwbCAeI13hYoUWh02ub lOoH4Wv2WRR3RpWFB6Cvej/10U3yngbU5hGPfhhWUJHnPwGA2jnty/LHoly6v7ZsgBUC PdAg== X-Gm-Message-State: AO0yUKWRwzF2bG3O8lrY5MBje6O3RxCU+DPIYUN562I98sb15LfRvXfL 3Gti7r4/LgiwUUm5t7Z4aFcAyVLh+KYtJ7TwKdMPPEA74lmk X-Google-Smtp-Source: AK7set+9+5X/rmiwzS5y9zd/polCDgC1mf5cojHMVCq+fi5kymlSfbpp3XXnKUbMuUR5F04OX2n/O6uA1Abba2gonsivBHeDDaEE MIME-Version: 1.0 X-Received: by 2002:a05:6602:151:b0:745:c41a:8f0f with SMTP id v17-20020a056602015100b00745c41a8f0fmr2577531iot.2.1677665299348; Wed, 01 Mar 2023 02:08:19 -0800 (PST) Date: Wed, 01 Mar 2023 02:08:19 -0800 In-Reply-To: <00000000000052865105f5c8f2c8@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000003845ba05f5d3e416@google.com> Subject: Re: [syzbot] [ext4?] possible deadlock in jbd2_log_wait_commit From: syzbot To: hdanton@sina.com, jack@suse.com, jack@suse.cz, 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-kernel@vger.kernel.org syzbot has bisected this issue to: commit 0813299c586b175d7edb25f56412c54b812d0379 Author: Jan Kara Date: Thu Jan 26 11:22:21 2023 +0000 ext4: Fix possible corruption when moving a directory bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14845d50c80000 start commit: e492250d5252 Merge tag 'pwm/for-6.3-rc1' of git://git.kern.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=16845d50c80000 console output: https://syzkaller.appspot.com/x/log.txt?x=12845d50c80000 kernel config: https://syzkaller.appspot.com/x/.config?x=f763d89e26d3d4c4 dashboard link: https://syzkaller.appspot.com/bug?extid=9d16c39efb5fade84574 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11d96208c80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=176d917f480000 Reported-by: syzbot+9d16c39efb5fade84574@syzkaller.appspotmail.com Fixes: 0813299c586b ("ext4: Fix possible corruption when moving a directory") For information about bisection process see: https://goo.gl/tpsmEJ#bisection