Loading DRM kills computer

[Hans Petter Selasky]

On 2019-05-06 16:41, Thomas Laus wrote:
> List
> 
> I have a graphics issue since about CURRENT r346025.  Kernel loading DRM
> kills 2 different computers.  My i5 Skylake works, but my Atom D510
> desktop and laptop Core2-duo both have this common issue.  When the DRM
> kernel module is loaded, I get a 'black screen' on the console and am
> not able to login via ssh to shutdown the PC.  If I comment out the
> kldload DRM statement in rc.conf a boot is possible.  I get the same
> result 'black screen of death' when starting X without DRM being loaded.
> 
> I am reporting this a little late because of another issue.  I am
> working with some committers on a gptzfsboot problem and thought that
> this DRM issue would have been discovered and fixed by someone else in
> the last few weeks.  I updated to CURRENT r347183 this morning and
> updated all of my packages and ports at the same time. 

Did you build DRM from source? If no, then try that first.

 > This problem is
> still present.  I don't know how to isolate this issue.  Is it a
> framebuffer problem in the kernels after r346025, Current-DRM-kmod, or
> the Intel driver "xf86-video-intel-2.99.917.20181203".
> 

--HPS