Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Date:   Thu, 7 Jul 2022 09:54:26 +0200 (CEST)
From:   torvic9@mailbox.org
To:     Linus Torvalds <torvalds@linux-foundation.org>,
        Thorsten Leemhuis <regressions@leemhuis.info>
Cc:     "Limonciello, Mario" <Mario.Limonciello@amd.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "platform-driver-x86@vger.kernel.org" 
        <platform-driver-x86@vger.kernel.org>,
        Hans de Goede <hdegoede@redhat.com>,
        Jani Nikula <jani.nikula@intel.com>
Message-ID: <830109073.51279.1657180466311@office.mailbox.org>
In-Reply-To: <CAHk-=whfSg1FNFJXv9QfXXnWFO71YufsoTs9S8sYzonfwjm4XA@mail.gmail.com>
References: <272584304.305738.1657029005216@office.mailbox.org>
 <CAHk-=wivGGgs9K_TfQYTW4RzH_C-JVfLZKNA5+hKQU0eNFBeiw@mail.gmail.com>
 <MN0PR12MB61015A04C6E4202B2E8E08A9E2819@MN0PR12MB6101.namprd12.prod.outlook.com>
 <72419963.329229.1657096948079@office.mailbox.org>
 <8ee1bc75-3ecd-9d87-b7cc-37ba15133026@leemhuis.info>
 <CAHk-=whfSg1FNFJXv9QfXXnWFO71YufsoTs9S8sYzonfwjm4XA@mail.gmail.com>
Subject: Re: [Regression?] Linux 5.19-rc5 gets stuck on boot, not rc4
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Importance: Normal
Precedence: bulk


> Linus Torvalds <torvalds@linux-foundation.org> hat am 06.07.2022 18:59 GMT geschrieben:
> 
>  
> On Wed, Jul 6, 2022 at 11:21 AM Thorsten Leemhuis
> <regressions@leemhuis.info> wrote:
> >
> > Wild guess, I'm not involved at all in any of the following, I just
> > noticed it and thought it might be worth mentioning:
> >
> > I heard Fedora rawhide added this patch to solve a boot problem that
> > sounded similar to yours:
> > https://patchwork.freedesktop.org/patch/489982/
> 
> Yes, this looks likely, and matches that "starts in 5.19-rc5" since
> the offending commit came in as
> 
>   ee7a69aa38d8 ("fbdev: Disable sysfb device registration when
> removing conflicting FBs")
> 
> so that does look like a likely cause.
> 

I confirm that applying
  "drm/aperture: Run fbdev removal before internal helpers"
on top of rc5 solves this issue, computer boots normally again.
I suppose this commit will be cherry-picked for rc6.

Thanks to all!
Tor

>               Linus