linux-kernel - Re: Blank screen on boot of Linux 6.5 and later on Lenovo ThinkPad L570

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Message-ID: <ZQf-4r1K1Dx_LQ5t@debian.me>
Date:   Mon, 18 Sep 2023 14:40:18 +0700
From:   Bagas Sanjaya <bagasdotme@...il.com>
To:     Jaak Ristioja <jaak@...tioja.ee>, dri-devel@...ts.freedesktop.org
Cc:     Huacai Chen <chenhuacai@...nel.org>, javierm@...hat.com,
        Ard Biesheuvel <ardb@...nel.org>,
        Hans de Goede <hdegoede@...hat.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Regressions <regressions@...ts.linux.dev>
Subject: Re: Blank screen on boot of Linux 6.5 and later on Lenovo ThinkPad
 L570

On Wed, Sep 13, 2023 at 03:02:26PM +0300, Jaak Ristioja wrote:
> Hello,
> 
> Upgrading to Linux 6.5 on a Lenovo ThinkPad L570 (Integrated Intel HD
> Graphics 620 (rev 02), Intel(R) Core(TM) i7-7500U) results in a blank screen
> after boot until the display manager starts... if it does start at all.
> Using the nomodeset kernel parameter seems to be a workaround.
> 
> I've bisected this to commit 60aebc9559492cea6a9625f514a8041717e3a2e4
> ("drivers/firmware: Move sysfb_init() from device_initcall to
> subsys_initcall_sync").
> 

Thanks for the regression report. I'm adding it to regzbot:

#regzbot ^introduced: 60aebc9559492c

-- 
An old man doll... just what I always wanted! - Clara

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