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Date:   Tue, 6 Jun 2023 11:41:16 +0300
From:   Mika Westerberg <mika.westerberg@linux.intel.com>
To:     Torsten Hilbrich <torsten.hilbrich@secunet.com>
Cc:     Mario Limonciello <mario.limonciello@amd.com>,
        linux-usb@vger.kernel.org
Subject: Re: [thunderbolt] Regression in v6.1.30, WARNING accessing sysfs
 boot_acl
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Hi,

On Tue, Jun 06, 2023 at 10:33:37AM +0200, Torsten Hilbrich wrote:
> Hello,
> 
> v6.1.31 added the following commit:
> 
> commit e16629c639d429e48c849808e59f1efcce886849
> Author: Mario Limonciello <mario.limonciello@amd.com>
> Date:   Mon Apr 24 14:55:54 2023 -0500
> 
>     thunderbolt: Clear registers properly when auto clear isn't in use
>     
>     commit c4af8e3fecd03b0aedcd38145955605cfebe7e3a upstream.
> 
> This introduced a regression on some of our systems (Lenovo T490, T14G1) where a sysfs file boot_acl is found in the system.

Thanks for the report. Should be fixed with:

https://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt.git/commit/?h=fixes&id=9f9666e65359d5047089aef97ac87c50f624ecb0