Quoting Harald Dunkel ([email protected]):
> Hi folks,
> 
> my LXCs don't start anymore:

Odd, do_setup_cgroup_limits() seems to be called twice.

First time is sucessful,

>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.deny' set to 'a'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> *:* m'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'b 
> *:* m'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 1:3 rwm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 1:5 rwm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 1:7 rwm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 5:0 rwm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 5:1 rwm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 5:2 rwm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 1:8 rwm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 1:9 rwm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 136:* rwm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 10:229 rwm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 254:0 rm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 10:200 rwm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 10:228 rwm'
>       lxc-start 20170511140840.901 DEBUG    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2042 - cgroup 'devices.allow' set to 'c 
> 10:232 rwm'
>       lxc-start 20170511140840.901 INFO     lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2046 - cgroup has been setup
>       lxc-start 20170511140840.930 DEBUG    lxc_conf - 
> conf.c:lxc_assign_network:3185 - move 'veth59JIW0'/'(null)' to '4419': .
>       lxc-start 20170511140840.966 DEBUG    lxc_conf - 
> conf.c:lxc_assign_network:3185 - move 'vethTIN4QF'/'(null)' to '4419': .
...

>       lxc-start 20170511140841.710 ERROR    lxc_cgfs - 
> cgroups/cgfs.c:do_setup_cgroup_limits:2037 - No such file or directory - 
> Error setting devices.deny to a for jessie1
>       lxc-start 20170511140841.710 ERROR    lxc_start - 
> start.c:lxc_spawn:1236 - Failed to setup the devices cgroup for container 
> "jessie1".

Second time fails.

Can you tell us the old (working) and new (nonworking) lxc versions?
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