Unable to add self to group vboxusers

Valeri Galtsev galtsev at kicp.uchicago.edu
Sun Apr 9 19:30:53 UTC 2017


On Sun, April 9, 2017 2:21 pm, Polytropon wrote:
> On Sun, 9 Apr 2017 18:30:33 +0000, Manish Jain wrote:
>> On 04/09/17 23:54, JD wrote:
>> >
>> >
>> > On 04/09/2017 12:04 PM, Manish Jain wrote:
>> >> Hi,
>> >>
>> >>
>> >> I am trying to run VirtualBVox under my under my system, a FreeBSD
>> (p1)
>> >> 11 amd64 box with a radeon R5 230 (Caicos) card.
>> >>
>> >>
>> >> I did the following and rebooted :
>> >>
>> >> a) installed virtualbox-ose via pkg
>> >>
>> >> b) inserted vboxnet_enable="YES" in /etc/rc.conf
>> >>
>> >> c) added self to users vboxusers with : 'pw groupmod vboxusers -m
>> <X>'
>> >>
>> >> d) added the following line to /etc/devfs.rules :
>> >>
>> >> add path 'usb/*' mode 0660 group operator
>> >>
>> >> Upon reboot, trying to run VirtualBox gets me :
>> >>
>> >> libGL error: MESA-LOADER: failed to retrieve device information
>> >> libGL error: image driver extension not found
>> >> libGL error: failed to load driver: radeon
>> >> libGL error: failed to open drm device: Permission denied
>> >> libGL error: failed to load driver: r600
>> >> <html><b>Effective UID is not root (euid=1001 egid=1001 uid=1001
>> >> gid=1001) (rc=-10)</b><br/><br/>Please try reinstalling
>> >> VirtualBox.<br><br><!--EOM-->where: SUPR3HardenedMain
>> >> what:  2
>> >> VERR_PERMISSION_DENIED (-10) - Permission denied.
>> >> </html>
>> >> ^C
>> >>
>> >>
>> >> When I run the groups command, I get different results based on
>> >> effective UID :
>> >>
>> >>
>> >> a) as root, when I run 'groups <X>', I spot  vboxusers among the
>> groups
>> >> for <X>
>> >>
>> >> b) as normal user, when I run groups I do not see vboxusers among my
>> >> groups.
>> >>
>> >>
>> >> I am therefore unable to run VirtualBox. What exactly could be the
>> >> problem that leads me into vboxusers not being among my groups ?
>> >>
>> >>
>> >> Thanks for any help
>> >>
>> >> Manish Jain
>> >>
>> > I do not know how you tried to add users to a group, but here is the
>> > CLI command
>> > $ sudo |usermod -a -G wheel <username1>
>> > Unfortunately, the command only allows the addition of one user at a
>> > time :(
>> >
>>
>> Strangely, I do not seem to have the usermod command :
>>
>> bash: usermod: command not found
>
> It should probably be:
>
> 	$ sudo pw usermod -a -G wheel <username1>
>
> The "usermod" is a command option for the pw program;
> see "man pw" for details.
>
> Or add /etc/group manually. :-)
>

And the change will not take effect until the user whose account is
modified logs off the machine completely.

Valeri

>
>
>
> --
> Polytropon
> Magdeburg, Germany
> Happy FreeBSD user since 4.0
> Andra moi ennepe, Mousa, ...
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++++++++++++++++++++++++++++++++++++++++
Valeri Galtsev
Sr System Administrator
Department of Astronomy and Astrophysics
Kavli Institute for Cosmological Physics
University of Chicago
Phone: 773-702-4247
++++++++++++++++++++++++++++++++++++++++


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