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From: Javier Martinez Canillas <javierm@redhat.com>
To: Brett A C Sheffield <bacs@librecast.net>
Cc: stable@vger.kernel.org, regressions@lists.linux.dev,
	linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org,
	dri-devel@lists.freedesktop.org, Simona Vetter <simona@ffwll.ch>,
	Helge Deller <deller@gmx.de>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	Lee Jones <lee@kernel.org>,
	Murad Masimov <m.masimov@mt-integration.ru>,
	Yongzhen Zhang <zhangyongzhen@kylinos.cn>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Sasha Levin <sashal@kernel.org>
Subject: Re: [PATCH 1/1] Revert "fbdev: Disable sysfb device registration when removing conflicting FBs"
Date: Wed, 10 Sep 2025 13:09:20 +0200	[thread overview]
Message-ID: <87cy7yef8f.fsf@minerva.mail-host-address-is-not-set> (raw)
In-Reply-To: <aMFYeV4UdD7NnrSC@karahi.gladserv.com>

Brett A C Sheffield <bacs@librecast.net> writes:

> On 2025-09-10 12:46, Javier Martinez Canillas wrote:
>> Brett A C Sheffield <bacs@librecast.net> writes:
>> 
>> Hello Brett,
>> 
>> > This reverts commit 13d28e0c79cbf69fc6f145767af66905586c1249.
>> >
>> > Commit ee7a69aa38d8 ("fbdev: Disable sysfb device registration when
>> > removing conflicting FBs") was backported to 5.15.y LTS. This causes a
>> > regression where all virtual consoles stop responding during boot at:
>> >
>> > "Populating /dev with existing devices through uevents ..."
>> >
>> > Reverting the commit fixes the regression.
>> >
>> > Signed-off-by: Brett A C Sheffield <bacs@librecast.net>
>> > ---
>> 
>> In the other email you said:
>> 
>> > Newer stable kernels with this
>> > patch (6.1.y, 6.6.y, 6.12,y, 6.15.y, 6.16.y) and mainline are unaffected.
>> 
>> But are you proposing to revert the mentioned commit in mainline too
>> or just in the 5.15.y LTS tree ?
>
> Only the 5.15.y tree. Sorry - that could have been clearer.  There's no
> regression anywhere else. Mainline and other stable kernels are all ok.
>

That's what I thought but just wanted to confirm that was the case. Thanks!

> Cheers,
>
>
> Brett
>

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat


      parent reply	other threads:[~2025-09-10 11:09 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-10  9:38 [REGRESSION 5.15.y][BISECTED][PATCH 0/1] console hangs at uevents Brett A C Sheffield
2025-09-10  9:38 ` [PATCH 1/1] Revert "fbdev: Disable sysfb device registration when removing conflicting FBs" Brett A C Sheffield
2025-09-10 10:46   ` Javier Martinez Canillas
2025-09-10 10:52     ` Brett A C Sheffield
2025-09-10 11:01       ` Sasha Levin
2025-09-10 11:09       ` Javier Martinez Canillas [this message]

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