[lxc-users] Problem starting trusty container on 16.04

[Mike Bernson]

That worked for me. I just commented out the line and things work for me.

Thanks

On 05/31/2016 08:53 PM, Fajar A. Nugraha wrote:
> On Tue, May 31, 2016 at 10:09 PM, Mike Bernson <mike at mlb.org> wrote:
>> IIRC similar thing occured to me a while ago. Wrong uids in rootfs. Try
>> - ls -la /var/lib/lxc/lxc-1404/rootfs (on the host)
>>
>> root at mike-desktop:/var/lib/lxc/lxc-1404#  ls -la
>> /var/lib/lxc/lxc-1404/rootfs
>> total 155
>> drwxr-xr-x 21 3100000 3100000  21 May 29 23:55 .
>> drwxrwx---  3 3100000 3100000   4 May 30 21:14 ..
>> drwxr-xr-x  2 3100000 3100000 120 May 29 23:56 bin
>> root at lxc-1404:/# ls -la /
>> total 137
>> drwxr-xr-x   21 root   root     21 May 30 03:55 .
>> drwxr-xr-x   21 root   root     21 May 30 03:55 ..
>> drwxr-xr-x    2 root   root    120 May 30 03:56 bin
> I think I found the culprit. This was the first clue:
>     49 ?        S      0:00 mountall --daemon
>
> "stop mountall" and manually running that command gives:
> mountall: Event failed
> mount: permission denied
> mountall: mount /sys/kernel/debug [3054] terminated with status 32
> mountall: Filesystem could not be mounted: /sys/kernel/debug
>
> On lxd, this is correctly mounted
> # df -h /sys/kernel/debug
> Filesystem      Size  Used Avail Use% Mounted on
> debugfs            0     0     0    - /sys/kernel/debug
>
> Not the case on lxc. A workround is to comment-out this line on
> /lib/init/fstab, and reboot (or stop-start) the container:
> none            /sys/kernel/debug         debugfs         optional
>                                  0 0
>
> The appropriate fix would probably to mount it on
> /usr/share/lxc/config/ubuntu.userns.conf?
>
> Anyway, the workaround above works for me.
>