Re: [gentoo-user] virtualbox: no x-server after kernel upgrade to 4.12.12-gentoo

[Alexander Kapshuk]

On Fri, Sep 15, 2017 at 5:47 PM, Alexander Puchmayr <
alexander.puchmayr@×××××××.at> wrote:

> Hi there,
>
> I'm using a gentoo-guest inside a virtual box on a Win10 host. The last
> somewhat working combination was kernel 4.4.39/virtualbox-5.1.24.
>
> When I update to kernel 4.12.12, the X-Server does not work anymore (I've
> also
> tried with 4.9.xx, same result -- no X)
>
> I used genkernel to compile the kernel, copied the previous 4.4.39-config
> from
> /proc/config.gz to /usr/src/linux-4.12.12-gentoo via zcat, and did no
> further
> changes; so nothing relevant should be changed, at least to my knowledge.
>
> After compilation of the kernel, required packages have been re-emerged:
> - app-emulation/virtualbox-guest-additions
> - x11-drivers/xf86-video-virtualbox
>
> Booting with 4.12.12:
> - sddm crashes with segfaults
> - Starting X from the command line: X complains missing EGL_MESA_drm
> EGL_MESA_drm_image required.
> : CommandLine Error: Option 'asan-instrument-assembly' registered more than
> once!
> LLVM ERROR: inconsistency in registered CommandLine options
> [??? No idea where this comes from :-( ]
>
>
> cat /var/log/Xorg.0.log
> [   793.159] (II) LoadModule: "vboxvideo"
> [   793.159] (II) Loading /usr/lib64/xorg/modules/drivers/vboxvideo_drv.so
> [   793.159] (II) Module vboxvideo: vendor="Oracle Corporation"
> [   793.159]    compiled for 1.19.3, module version = 1.0.1
> [   793.159]    Module class: X.Org Video Driver
> [   793.159]    ABI class: X.Org Video Driver, version 23.0
> [   793.159] (**) Load address of symbol "VBOXVIDEO" is 0x7f3840a24380
> [   793.160] (II) VBoxVideo: guest driver for VirtualBox: vbox
> [   793.160] (II) modesetting: Driver for Modesetting Kernel Drivers: kms
> [   793.160] (II) FBDEV: driver for framebuffer: fbdev
> [   793.160] (II) VESA: driver for VESA chipsets: vesa
> [   793.160] (II) vboxvideo: kernel driver found, not loading.
> <-- !!!!!!
> [   793.160] (II) vboxvideo: kernel driver found, not loading.
> [   793.160] (II) modeset(0): using drv /dev/dri/card0
> [   793.160] (II) Loading sub module "glamoregl"
> [   793.160] (II) LoadModule: "glamoregl"
> [   793.160] (II) Loading /usr/lib64/xorg/modules/libglamoregl.so
> [   793.163] (II) Module glamoregl: vendor="X.Org Foundation"
> [   793.163]    compiled for 1.19.3, module version = 1.0.0
> [   793.163]    ABI class: X.Org ANSI C Emulation, version 0.4
> [   793.163] (II) glamor: OpenGL accelerated X.org driver based.
> [   793.217] (II) glamor: EGL version 1.4 (DRI2):
> [   793.217] EGL_MESA_drm_image required.
> [   793.218] (EE) modeset(0): glamor initialization failed
>
> dmesg shows:
> 5.269630] VBoxService 5.1.24 r117012 (verbosity: 0) linux.amd64 (Sep 15
> 2017
> 16:09:26) release log
>               00:00:00.000046 main     Log opened
> 2017-09-15T15:23:25.220990000Z
> [    5.269691] 00:00:00.000133 main     OS Product: Linux
> [    5.269717] 00:00:00.000165 main     OS Release: 4.12.12-gentoo
> [    5.269740] 00:00:00.000191 main     OS Version: #1 SMP Fri Sep 15
> 15:33:45
> CEST 2017
> [    5.269772] 00:00:00.000213 main     Executable: /usr/sbin/vboxguest-
> service
>                00:00:00.000214 main     Process ID: 4275
>                00:00:00.000215 main     Package type: LINUX_64BITS_GENERIC
> (OSE)
> [    5.272160] 00:00:00.002532 main     5.1.24 r117012 started. Verbose
> level
> = 0
> [7.780006] vboxvideo 0000:00:02.0: fb0: vboxdrmfb frame buffer device
>
> Booting old 4.4.39 kernel    [Just select old kernel in grub]
> - sddm shows login screen
> - /var/log/Xorg.0.log shows lots of lines regarding VBoxVideo driver.
> - dmesg does not show the  vboxvideo line from above
>
> Obviously, something is going terribly wrong here, and I'm getting stuck
> as I
> do not have any Idea where to start. The only thing that changed is a
> kernel
> upgrade and a rebuild of the virtual box modules.
>
> Any ideas?
>
> Thanks in advance,
>         Alex
>
>
>
>
>
>
>
>
The Gentoo wiki article referenced below emphasizes the fact that certain
kernel config options need enabling in order to have proper hardware
emulation. So you want to make sure you have those enabled in your kernel
config. Then take it from there.

https://wiki.gentoo.org/wiki/VirtualBox