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Date:      Sun, 20 Sep 2020 12:38:14 +0300
From:      Konstantin Belousov <kostikbel@gmail.com>
To:        rhurlin@freebsd.org
Cc:        Hans Petter Selasky <hps@selasky.org>, monochrome <monochrome@twcny.rr.com>, freebsd-current@freebsd.org
Subject:   Re: Fwd: Re: r365488 page faults on AMD Ryzen 9 3950X
Message-ID:  <20200920093814.GD94807@kib.kiev.ua>
In-Reply-To: <2bbfb4b3-92e9-b3ca-9c31-6c513cee2f2d@gwdg.de>
References:  <69ff9432-fc8f-b0ab-8ad2-8e3daa77f8e1@twcny.rr.com> <1a88773b-d2fa-a790-c7e2-868d3884ba8b@twcny.rr.com> <865D6BF0-9F1E-4125-81D3-FB9A369FED8D@gwdg.de> <88af31d4-9ed9-172a-d48f-1780f19841e3@twcny.rr.com> <11d27d41-029a-d7f5-eccc-0ba3a3fcfe97@gwdg.de> <b6d7aa27-948a-b820-76b9-1f91a1df0471@selasky.org> <2bbfb4b3-92e9-b3ca-9c31-6c513cee2f2d@gwdg.de>

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On Sun, Sep 20, 2020 at 10:26:11AM +0200, Rainer Hurling wrote:
> Am 20.09.20 um 10:20 schrieb Hans Petter Selasky:
> > On 2020-09-20 10:05, Rainer Hurling wrote:
> >> Hi monochrome,
> >>
> >> back to keyboard, it tried newest CURRENT (r365920) on my box and even
> >> with newest sources the error occurs.
> >>
> >> After looking around somewhat more, I found some hints about Virtualbox
> >> kernel module having problems with r365488. Unfortunately, I am not able
> >> to find the thread again :(
> >>
> >> What seems to help as a workaround is to disable the loading of
> >> VirtualBox in /boot/loader.conf
> >>
> >> #vboxdrv_load="YES"
> >>
> >> and in /etc/rc.conf
> >>
> >> #vboxnet_enable="YES"
> >> #vboxguest_enable="YES"
> >>
> >>
> >> So probably, this page fault is not restricted to AMD Ryzen?
> >>
> > 
> > Possibly you need to rebuild that kernel module. Maybe the FreeBSD
> > version was not bumped correctly.
> > 
> > --HPS
> > 
> 
> Thanks for the hint. But I did rebuild all kernel modules before
> rebooting, in my case vbox*.ko, nvidia*.ko.

Provide backtrace of the panic.



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