linux-kernel - Re: Strange output on the console

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Message-ID: <YhmOifZcbbxVHPr9@google.com>
Date:   Sat, 26 Feb 2022 02:20:57 +0000
From:   Sergey Senozhatsky <senozhatsky@...omium.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Sergey Senozhatsky <senozhatsky@...omium.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Petr Mladek <pmladek@...e.com>,
        John Ogness <john.ogness@...utronix.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Wander Lairson Costa <wander@...hat.com>,
        Willy Tarreau <w@....eu>,
        David Laight <David.Laight@...lab.com>
Subject: Re: Strange output on the console

On (22/02/25 08:42), Steven Rostedt wrote:
> On Fri, 25 Feb 2022 08:32:09 -0500
> Steven Rostedt <rostedt@...dmis.org> wrote:
> 
> > On Fri, 25 Feb 2022 14:07:00 +0900
> > Sergey Senozhatsky <senozhatsky@...omium.org> wrote:
> > 
> > > > Steven, did you notice this recently?
> > > > May I perhaps suggest git bisect? (sorry)    
> > > 
> > > On the off chance - do you have this revert in your kernel?
> > > 
> > > commit 6a7b9f002eca6788d346c16a6ff0c218b41f8d1d
> > > Author: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> > > Date:   Wed Jan 26 14:33:58 2022 +0100
> > > 
> > >     Revert "tty: serial: Use fifo in 8250 console driver"
> > > 
> > >     This reverts commit 5021d709b31b8a14317998a33cbc78be0de9ab30.
> > > 
> > >     The patch is still a bit buggy, and this breaks some other hardware
> > >     types.  It needs to be resubmitted in a non-buggy way, and make sure the
> > >     other hardware types also continue to work properly.  
> > 
> > My tree does not have this.
> > 
> > I just applied it and I'm building now. I'll let you know if this fixes the
> > issue or not.
> 
> Mystery solved. Thanks Sergey!

Awesome!