linux-kernel - Re: ucsi debugfs oops (current Linus pre-6.6-rc1)

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Message-ID: <911a3e8f-7adf-6089-6651-1f847e4edce6@intel.com>
Date:   Tue, 5 Sep 2023 12:16:35 -0700
From:   Dave Hansen <dave.hansen@...el.com>
To:     LKML <linux-kernel@...r.kernel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Saranya Gopal <saranya.gopal@...el.com>,
        Rajaram Regupathy <rajaram.regupathy@...el.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
        Wayne Chang <waynec@...dia.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Mario Limonciello <mario.limonciello@....com>,
        linux-usb@...r.kernel.org
Subject: Re: ucsi debugfs oops (current Linus pre-6.6-rc1)

On 9/5/23 12:10, Dave Hansen wrote:
> I'm having some problems booting Linus's current tree.  It seems to have
> happened in some content between commit 3f86ed6ec0b3 and df0383ffad.
> 
> I'm suspecting this commit:
> 
>> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=df0383ffad64dc09954a60873c1e202b47f08d90

The attached patch works around the problem for me and at least lets me
get booting again.  I do see this in dmesg (from my patch):

[    7.818203] no ucsi->debugfs

View attachment "sillydebug.patch" of type "text/x-patch" (518 bytes)