linux-kernel - Re: Boot stall regression from "printk for 5.19" merge

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Message-ID: <20220620120222.38250035@thinkpad>
Date:   Mon, 20 Jun 2022 12:02:22 +0200
From:   Marek Behún <kabel@...nel.org>
To:     John Ogness <john.ogness@...utronix.de>
Cc:     Petr Mladek <pmladek@...e.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-kernel@...r.kernel.org
Subject: Re: Boot stall regression from "printk for 5.19" merge

On Mon, 20 Jun 2022 00:37:34 +0206
John Ogness <john.ogness@...utronix.de> wrote:

> On 2022-06-20, John Ogness <john.ogness@...utronix.de> wrote:
> > On 2022-06-19, Marek Behún <kabel@...nel.org> wrote:  
> >> the series
> >> https://lore.kernel.org/linux-kernel/YouKQw72H7y9EJQK@alley/
> >> merged by commit 537e62c865dc ("Merge tag 'printk-for-5.19' of
> >> git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux")
> >>
> >> and in particular the commit 09c5ba0aa2fc ("printk: add kthread console
> >> printers")
> >>
> >> causes a regression on arm64 (Marvell CN9130-CRB board) where the
> >> system boot freezes in most cases (and is unusable until restarted by
> >> watchdog), or, in some cases boots, but the console output gets mangled
> >> for a while (the serial console spits garbage characters).  
> 
> Also, have you tried 5.19-rc3? There were several fixes that came in
> after rc2.
> 
> John Ogness

rc3 still has the issue.

Marek