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 X-Spam-Level: X-Spam-Status: No, score=-5.4 required=3.0 tests=FROM_LOCAL_DIGITS, FROM_LOCAL_HEX,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 50E69C31E5E for ; Wed, 19 Jun 2019 07:11:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2ADED20B1F for ; Wed, 19 Jun 2019 07:11:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726251AbfFSHLB (ORCPT ); Wed, 19 Jun 2019 03:11:01 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:38591 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725980AbfFSHLB (ORCPT ); Wed, 19 Jun 2019 03:11:01 -0400 Received: by mail-io1-f70.google.com with SMTP id h4so19731141iol.5 for ; Wed, 19 Jun 2019 00:11:01 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=dA0fKhI3N29hx55QN7yMpshQ+ovUMn3cPeA5Fhie0RE=; b=rMN1xWNuMOd4gwDR/ayxCvpFqWY3Pb8O8knba5SQmHKcfL7+epfqj2S3IFKk2hGS+P Qs/SszlR1c6m9WwsAd/7jOYpCzHKLgv6AEBT94Bh22ylm0hfWKOt+ksnE25uChrTH23m TdIbnv4WL1xAgEXPm+rrusfnZLVMwIYSaGF2uYN0vo/pyeA7a8eie0RZLHdQJDzrKh1n WD3iGIU65B7f9GjzdFdVKx5XDvQrf0u3eoqFQtmw3IcR2WvuKsAl0NJDz+5OLMUe3Avb hi5dmxZPGa0DT4Uw/GzRscWMG8g3LZf9RpKQg0nlPKji4lmsm/TdPm/pYnZC1uZVVkh0 HFnQ== X-Gm-Message-State: APjAAAW23XQVS2c+9saUt0YDnqgIqxQgqrwd+HU21CdL4wEaaQMIn9S7 M/03V1g9X+MEIKgdws4v8SiN+IrXnqx4Wl+0AOUVAbH1NnEN X-Google-Smtp-Source: APXvYqzkZp+PQ3mAuNYicnp5VPclFiKPKMckf04v2MwIJjKZTDInYOMm5BJwnLwOHlRr8iun7rJpj/mL0PeHTluH7712LhbuVY20 MIME-Version: 1.0 X-Received: by 2002:a05:6602:2248:: with SMTP id o8mr17747825ioo.90.1560928260665; Wed, 19 Jun 2019 00:11:00 -0700 (PDT) Date: Wed, 19 Jun 2019 00:11:00 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000803cc4058ba7eef7@google.com> Subject: Re: WARNING in fanotify_handle_event From: syzbot To: amir73il@gmail.com, jack@suse.cz, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, mbobrowski@mbobrowski.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash: Reported-and-tested-by: syzbot+c277e8e2f46414645508@syzkaller.appspotmail.com Tested on: commit: a6a3fd5c fanotify: update connector fsid cache on add mark git tree: https://github.com/amir73il/linux.git fsnotify-fix-fsid-cache kernel config: https://syzkaller.appspot.com/x/.config?x=fa9f7e1b6a8bb586 compiler: gcc (GCC) 9.0.0 20181231 (experimental) Note: testing is done by a robot and is best-effort only.