[lxc-users] error Error calling 'lxd forkstart

[Seth Forshee]

On Fri, Aug 21, 2015 at 08:13:17PM +0000, Serge Hallyn wrote:
> Quoting marcelo fortino (marcelo.fortino at gmail.com):
> > so sudo apt-get update and sudo apt-get install -f doesn't fix the problem.
> > 
> > I did:
> > sudo service cgmanager start
> > start: Job is already running: cgmanager
> > 
> > sudo status cgmanager
> > cgmanager start/running, process 18014
> > 
> > lxc info --show-log documentation //the last part of log
> > 
> >  lxc 1440179476.210 INFO     lxc_seccomp -
> > seccomp.c:parse_config_v2:318 - processing: .delete_module errno 1.
> >             lxc 1440179476.210 INFO     lxc_seccomp -
> > seccomp.c:parse_config_v2:410 - Adding native rule for delete_module
> > action 327681
> >             lxc 1440179476.210 INFO     lxc_seccomp -
> > seccomp.c:parse_config_v2:413 - Adding compat rule for delete_module
> > action 327681
> >             lxc 1440179476.210 INFO     lxc_seccomp -
> > seccomp.c:parse_config_v2:420 - Merging in the compat seccomp ctx into
> > the main one
> >             lxc 1440179476.210 DEBUG    lxc_start -
> > start.c:setup_signal_fd:262 - sigchild handler set
> >             lxc 1440179476.210 DEBUG    lxc_console -
> > console.c:lxc_console_peer_default:536 - no console peer
> >             lxc 1440179476.210 INFO     lxc_start -
> > start.c:lxc_init:454 - 'documentation' is initialized
> >             lxc 1440179476.211 INFO     lxc_start -
> > start.c:lxc_check_inherited:224 - closed inherited fd 3
> >             lxc 1440179476.211 DEBUG    lxc_start -
> > start.c:__lxc_start:1145 - Not dropping cap_sys_boot or watching utmp
> >             lxc 1440179476.214 INFO     lxc_start -
> > start.c:resolve_clone_flags:854 - Cloning a new user namespace
> >             lxc 1440179476.217 DEBUG    lxc_conf -
> > conf.c:instantiate_veth:2697 - instantiated veth
> > 'vethS8TLS3/vethO8D5OE', index is '10'
> >             lxc 1440179476.217 INFO     lxc_cgroup -
> > cgroup.c:cgroup_init:65 - cgroup driver cgmanager initing for
> > documentation
> >             lxc 1440179476.220 INFO     lxc_monitor -
> > monitor.c:lxc_monitor_sock_name:178 - using monitor sock name
> > lxc/d78a9d7e97b4b375//var/lib/lxd/containers
> >             lxc 1440179476.299 DEBUG    lxc_conf -
> > conf.c:lxc_assign_network:3114 - move '(null)' to '13852'
> >             lxc 1440179476.304 NOTICE   lxc_start -
> > start.c:do_start:670 - switching to gid/uid 0 in new user namespace
> >             lxc 1440179476.305 DEBUG    lxc_conf -
> > conf.c:setup_rootfs:1284 - mounted
> > '/var/lib/lxd/containers/documentation/rootfs' on
> > '/usr/lib/x86_64-linux-gnu/lxc'
> >             lxc 1440179476.305 INFO     lxc_conf -
> > conf.c:setup_utsname:919 - 'documentation' hostname has been setup
> >             lxc 1440179476.327 DEBUG    lxc_conf -
> > conf.c:setup_hw_addr:2244 - mac address 'xx:xx:xx:xx:xx:xx' on 'eth0'
> > has been setup
> >             lxc 1440179476.327 DEBUG    lxc_conf -
> > conf.c:setup_netdev:2471 - 'eth0' has been setup
> >             lxc 1440179476.327 INFO     lxc_conf -
> > conf.c:setup_network:2492 - network has been setup
> >             lxc 1440179476.327 INFO     lxc_conf -
> > conf.c:mount_autodev:1148 - Mounting /dev under
> > /usr/lib/x86_64-linux-gnu/lxc
> >             lxc 1440179476.327 INFO     lxc_conf -
> > conf.c:mount_autodev:1169 - Mounted tmpfs onto
> > /usr/lib/x86_64-linux-gnu/lxc/dev
> >             lxc 1440179476.327 INFO     lxc_conf -
> > conf.c:mount_autodev:1187 - Mounted /dev under
> > /usr/lib/x86_64-linux-gnu/lxc
> >             lxc 1440179476.327 ERROR    lxc_conf -
> > conf.c:lxc_mount_auto_mounts:819 - Operation not permitted - error
> > mounting sysfs on /usr/lib/x86_64-linux-gnu/lxc/sys flags 14
> >             lxc 1440179476.327 ERROR    lxc_conf -
> > conf.c:lxc_setup:3791 - failed to setup the automatic mounts for
> > 'documentation'
> >             lxc 1440179476.327 ERROR    lxc_start -
> > start.c:do_start:702 - failed to setup the container
> >             lxc 1440179476.327 ERROR    lxc_sync -
> > sync.c:__sync_wait:51 - invalid sequence number 1. expected 2
> >             lxc 1440179476.327 WARN     lxc_conf -
> > conf.c:lxc_delete_network:2990 - failed to remove interface '(null)'
> >             lxc 1440179476.355 ERROR    lxc_start -
> > start.c:__lxc_start:1172 - failed to spawn 'documentation'
> >             lxc 1440179476.355 WARN     lxc_commands -
> > commands.c:lxc_cmd_rsp_recv:172 - command get_init_pid failed to
> > receive response
> >             lxc 1440179476.356 WARN     lxc_cgmanager -
> > cgmanager.c:cgm_get:993 - do_cgm_get exited with error
> > 
> > 
> > Any clues?
> 
> yeah I think you're running on a 3.16 kernel that's missing a patch
> from stable.   I don't know whether the fixed version of that kernel
> is available yet or not.

That's likely the case, the sysfs mount failure would be the symptom of
running that kernel. A fixed kernel is in the pipeline but not yet
released.

Seth