Bug 669826 – x11-drivers/nvidia-drivers permission issue

• Status: RESOLVED WORKSFORME
• Product: Gentoo Linux

[Description KostWarCZE 2018-10-27 22:10:25 UTC]

Created attachment 553412 [details]
Xorg.*.log

DISCLAIMER: Selected `blocker` since it prevents the usage of Nvidia GPU.

x11-drivers/nvidia-drivers permission issue which is preventing the Nvidia GPU from working on gentoo. 

All the info is here:
https://wiki.gentoo.org/wiki/User:Kreyren/NVIDIA_OPTIMUS_INSTALL_LOG

[   634.176] (EE) /dev/dri/card1: failed to set DRM interface version 1.4: Permission denied
[   634.176] (EE) /dev/dri/card0: failed to set DRM interface version 1.4: Permission denied

# ls -l /dev/dri/
total 0
crw-rw----+ 1 root video 226,   0 Oct 29 23:25 card0
crw-rw----+ 1 root video 226,   1 Oct 29 23:25 card1
crw-rw----  1 root video 226,  64 Oct 29 23:25 controlD64
crw-rw----  1 root video 226,  65 Oct 29 23:25 controlD65
crw-rw----  1 root video 226, 128 Oct 29 23:25 renderD128
crw-rw----  1 root video 226, 129 Oct 29 23:25 renderD129

# cat /etc/group | grep 'video'
video:x:27:root,kreyren

Gentoo 4.19.0 fresh installation.

Based on IRC i understand that many others have same issue.

Forum post: https://forums.gentoo.org/viewtopic-t-1088530.html

[Comment 1 KostWarCZE 2018-10-27 22:13:36 UTC]

Created attachment 553414 [details]
emerge --info

[Comment 2 KostWarCZE 2018-10-27 22:14:41 UTC]

Created attachment 553416 [details]
/usr/src/linux/.config

[Comment 3 KostWarCZE 2018-10-27 22:15:20 UTC]

Created attachment 553418 [details]
make.conf

[Comment 4 Jeroen Roovers (RETIRED) 2018-10-28 10:19:51 UTC]

Comment on attachment 553412 [details]
Xorg.*.log

Your regexen cut out all the interesting bits.

[Comment 5 Jeroen Roovers (RETIRED) 2018-10-28 10:27:11 UTC]

(In reply to KostWarCZE from comment #0)
> DISCLAIMER: Selected `blocker` since it prevents the usage of Nvidia GPU.

My Nvidia GPU disagrees:

$ nvidia-smi
Sun Oct 28 11:25:16 2018
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 410.73       Driver Version: 410.73       CUDA Version: 10.0     |
|-------------------------------+----------------------+----------------------+
| GPU  Name        Persistence-M| Bus-Id        Disp.A | Volatile Uncorr. ECC |
| Fan  Temp  Perf  Pwr:Usage/Cap|         Memory-Usage | GPU-Util  Compute M. |
|===============================+======================+======================|
|   0  GeForce GT 1030     Off  | 00000000:01:00.0  On |                  N/A |
|  0%   37C    P8    N/A /  30W |    298MiB /  2000MiB |      0%      Default |
+-------------------------------+----------------------+----------------------+

+-----------------------------------------------------------------------------+
| Processes:                                                       GPU Memory |
|  GPU       PID   Type   Process name                             Usage      |
|=============================================================================|
|    0      3869      G   /usr/bin/X                                   125MiB |
|    0      4897      G   ...equest-channel-token=714499152642211597   171MiB |
+-----------------------------------------------------------------------------+
$ uname -a
Linux wim 4.19.0-gentoo-JeR #1 SMP PREEMPT Sat Oct 27 11:32:57 CEST 2018 x86_64
AMD Athlon(tm) II X3 455 Processor AuthenticAMD GNU/Linux

[Comment 6 KostWarCZE 2018-10-28 14:03:59 UTC]

Created attachment 553494 [details]
cat /var/log/Xorg.*.log

Added full Xorg.*.log

[Comment 7 KostWarCZE 2018-10-28 14:05:09 UTC]

(In reply to Jeroen Roovers from comment #5)
> (In reply to KostWarCZE from comment #0)
> > DISCLAIMER: Selected `blocker` since it prevents the usage of Nvidia GPU.
> 
> My Nvidia GPU disagrees:
> 
> $ nvidia-smi
> Sun Oct 28 11:25:16 2018
> +----------------------------------------------------------------------------
> -+
> | NVIDIA-SMI 410.73       Driver Version: 410.73       CUDA Version: 10.0   
> |
> |-------------------------------+----------------------+---------------------
> -+
> | GPU  Name        Persistence-M| Bus-Id        Disp.A | Volatile Uncorr.
> ECC |
> | Fan  Temp  Perf  Pwr:Usage/Cap|         Memory-Usage | GPU-Util  Compute
> M. |
> |===============================+======================+=====================
> =|
> |   0  GeForce GT 1030     Off  | 00000000:01:00.0  On |                 
> N/A |
> |  0%   37C    P8    N/A /  30W |    298MiB /  2000MiB |      0%     
> Default |
> +-------------------------------+----------------------+---------------------
> -+
> 
> +----------------------------------------------------------------------------
> -+
> | Processes:                                                       GPU
> Memory |
> |  GPU       PID   Type   Process name                             Usage    
> |
> |============================================================================
> =|
> |    0      3869      G   /usr/bin/X                                  
> 125MiB |
> |    0      4897      G   ...equest-channel-token=714499152642211597  
> 171MiB |
> +----------------------------------------------------------------------------
> -+
> $ uname -a
> Linux wim 4.19.0-gentoo-JeR #1 SMP PREEMPT Sat Oct 27 11:32:57 CEST 2018
> x86_64
> AMD Athlon(tm) II X3 455 Processor AuthenticAMD GNU/Linux

`bash: nvidia-smi: command not found` on my system. Note that package is installed and configured based in info from wiki, IRC and forum.

[Comment 8 KostWarCZE 2018-10-28 14:08:30 UTC]

Created attachment 553498 [details]
eix-installed -a

List of installed packages