Re: Boot stall regression from "printk for 5.19" merge

From: Marek Behún
Date: Mon Jun 20 2022 - 06:02:50 EST


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

> On 2022-06-20, John Ogness <john.ogness@xxxxxxxxxxxxx> wrote:
> > On 2022-06-19, Marek Behún <kabel@xxxxxxxxxx> 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