Possible issue with current and 12-STABLE locking up when DRM started

[Kevin Oberman]

On Wed, Apr 22, 2020 at 11:21 PM Niclas Zeising <zeising+freebsd at daemonic.se>
wrote:

> On 2020-04-23 01:08, Kevin Oberman wrote:
> > I have seen multiple reports of systems locking up with a blank screen
> when
> > starting X or when booting. I may have found a clue... or maybe it's not
> > related.
> >
> > Back on April 2, Hans committed r359727 which was MFCed to 12-STABLE on
> > April 15 as r359957. This modified locking on the linux KPI. With that
> > update, I can no longer get DRM to run. Since I use startx to run X, I
> see
> > this as a blank screen when the console is transitioned from vga to fb.
> >
> > I opened 245837 as a kernel issue, but it is also possible that it
> exposed
> > some race issue in the DRM code. It contains what few details I have
> > available.
>
> Just for the benefit of the mailing list:
> This issue has been resolved, see the bugzilla bug for details.
> Regards
> --
> Niclas
>

And my apologies for not posting a follow-up message here. It was a stupid
error on my part.
--
Kevin Oberman, Part time kid herder and retired Network Engineer
E-mail: rkoberman at gmail.com
PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683