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 3CEE7E95A8F for ; Mon, 9 Oct 2023 02:05:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344903AbjJICFg convert rfc822-to-8bit (ORCPT ); Sun, 8 Oct 2023 22:05:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46670 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232956AbjJICFf (ORCPT ); Sun, 8 Oct 2023 22:05:35 -0400 Received: from mail-oa1-f70.google.com (mail-oa1-f70.google.com [209.85.160.70]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 637D2B3 for ; Sun, 8 Oct 2023 19:05:33 -0700 (PDT) Received: by mail-oa1-f70.google.com with SMTP id 586e51a60fabf-1dd053fb4f0so6335073fac.2 for ; Sun, 08 Oct 2023 19:05:33 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696817132; x=1697421932; h=content-transfer-encoding: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=Cb8BJFOfJt/1KSmkcKeu7s/bXsY2CA0V26Ucc8VKgjw=; b=mUcscmPchWICGrtqe/nS8dn1wRMZjE9G/uz3NJ0VT8xSkEYoAXjL7f/3kF5ndqkWsL msxWG3oyfRo8l4gL3S7a4OZwqP+HBSzUI7Ygl83ECbizrEAhDYVdiFgs+ShtJgubuDgZ idHwbFOqcPxLzVJRGHjUNP+DMHjDqEHMhKhEuTZfb04v6bk6NnWY2YYVqK0mpVyH9CNU vXyX1dLP8Q3RQVVjI6URtqwV0NCaOoDahpjnNJV824VVjR6Lx+yZlieSbEEZuDCIFkDW mQIaB+FcS+qFieZnHzogSdREBmobBu9gHINgyZ6qHAg0G+aoD4AAE9ldbaKV8gPX8GxI rf4w== X-Gm-Message-State: AOJu0Yyhep7GnVPpSviUL5w38ZMw0lpfaS08ok7wvuKOFSYh+XMjjgD+ QzPUi2DH2aNfSaOOd2sa1orwbc6qJ5nseRTbr+TpX9CkGKSY X-Google-Smtp-Source: AGHT+IELFqFN7QoMVYfsIY7r0QeAGPzrcev1WXJ9FLIcjCL1sovTwvIQxukZvcnCCdk9WKGEwgiUlAPYacJT+fS5YBjM7tUk1k16 MIME-Version: 1.0 X-Received: by 2002:a05:6871:3208:b0:1d5:a24a:c33 with SMTP id mo8-20020a056871320800b001d5a24a0c33mr5413341oac.8.1696817132668; Sun, 08 Oct 2023 19:05:32 -0700 (PDT) Date: Sun, 08 Oct 2023 19:05:32 -0700 In-Reply-To: <0000000000001825ce06047bf2a6@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000071133306073f06ca@google.com> Subject: Re: [syzbot] [reiserfs?] possible deadlock in super_lock From: syzbot To: axboe@kernel.dk, brauner@kernel.org, chao@kernel.org, daniel.vetter@ffwll.ch, hdanton@sina.com, jack@suse.cz, jaegeuk@kernel.org, jinpu.wang@ionos.com, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, mairacanal@riseup.net, mcanal@igalia.com, reiserfs-devel@vger.kernel.org, syzkaller-bugs@googlegroups.com, terrelln@fb.com, willy@infradead.org, yukuai3@huawei.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Precedence: bulk List-ID: X-Mailing-List: reiserfs-devel@vger.kernel.org syzbot has bisected this issue to: commit 7908632f2927b65f7486ae6b67c24071666ba43f Author: Maíra Canal Date: Thu Sep 14 10:19:02 2023 +0000 Revert "drm/vkms: Fix race-condition between the hrtimer and the atomic commit" bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17fc0565680000 start commit: 2cf0f7156238 Merge tag 'nfs-for-6.6-2' of git://git.linux-.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=14020565680000 console output: https://syzkaller.appspot.com/x/log.txt?x=10020565680000 kernel config: https://syzkaller.appspot.com/x/.config?x=710dc49bece494df dashboard link: https://syzkaller.appspot.com/bug?extid=062317ea1d0a6d5e29e7 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=107e9518680000 Reported-by: syzbot+062317ea1d0a6d5e29e7@syzkaller.appspotmail.com Fixes: 7908632f2927 ("Revert "drm/vkms: Fix race-condition between the hrtimer and the atomic commit"") For information about bisection process see: https://goo.gl/tpsmEJ#bisection