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Date: Thu, 14 Dec 2017 02:24:52 -0600
From: Bruno Wolff III <bruno@wolff.to>
To: Laura Abbott <labbott@redhat.com>
Cc: Jan Kara <jack@suse.cz>, Jens Axboe <axboe@kernel.dk>,
        linux-mm@kvack.org,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        regressions@leemhuis.info,
        weiping zhang <zhangweiping@didichuxing.com>,
        linux-block@vger.kernel.org
Subject: Re: Regression with a0747a859ef6 ("bdi: add error handle for
 bdi_debug_register")
Message-ID: <20171214082452.GA16698@wolff.to>
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On Wed, Dec 13, 2017 at 16:54:17 -0800,
  Laura Abbott <labbott@redhat.com> wrote:
>Hi,
>
>Fedora got a bug report https://bugzilla.redhat.com/show_bug.cgi?id=1520982
>of a boot failure/bug on Linus' master (full bootlog at the bugzilla)

I'm available for testing. The problem happens on my x86_64 Dell Workstation, 
but not an old i386 server or an x86_64 mac hardware based laptop.