The template below is mostly useful for bug reports and support questions.
Feel… free to remove anything which doesn't apply to you and add more information where it makes sense.
# Required information
* Distribution: Manjaro Linux
* Distribution version: rolling/last update on 27.10.2021
* The output of `lxc-start --version`
```
4.0.11
```
* `lxc-checkconfig`
```
LXC version 4.0.11
--- Namespaces ---
Namespaces: enabled
Utsname namespace: enabled
Ipc namespace: enabled
Pid namespace: enabled
User namespace: enabled
Warning: newuidmap is not setuid-root
Warning: newgidmap is not setuid-root
Network namespace: enabled
--- Control groups ---
Cgroups: enabled
Cgroup namespace: enabled
Cgroup v1 mount points:
Cgroup v2 mount points:
/sys/fs/cgroup
Cgroup v1 systemd controller: missing
Cgroup v1 freezer controller: missing
Cgroup ns_cgroup: required
Cgroup device: enabled
Cgroup sched: enabled
Cgroup cpu account: enabled
Cgroup memory controller: enabled
Cgroup cpuset: enabled
--- Misc ---
Veth pair device: enabled, loaded
Macvlan: enabled, not loaded
Vlan: enabled, not loaded
Bridges: enabled, loaded
Advanced netfilter: enabled, not loaded
CONFIG_NF_NAT_IPV4: missing
CONFIG_NF_NAT_IPV6: missing
CONFIG_IP_NF_TARGET_MASQUERADE: enabled, not loaded
CONFIG_IP6_NF_TARGET_MASQUERADE: enabled, not loaded
CONFIG_NETFILTER_XT_TARGET_CHECKSUM: enabled, loaded
CONFIG_NETFILTER_XT_MATCH_COMMENT: enabled, loaded
FUSE (for use with lxcfs): enabled, loaded
--- Checkpoint/Restore ---
checkpoint restore: enabled
CONFIG_FHANDLE: enabled
CONFIG_EVENTFD: enabled
CONFIG_EPOLL: enabled
CONFIG_UNIX_DIAG: enabled
CONFIG_INET_DIAG: enabled
CONFIG_PACKET_DIAG: enabled
CONFIG_NETLINK_DIAG: enabled
File capabilities:
Note : Before booting a new kernel, you can check its configuration
usage : CONFIG=/path/to/config /usr/bin/lxc-checkconfig
```
* `uname -a`
```
Linux manjaro 5.14.14-1-MANJARO #1 SMP PREEMPT Wed Oct 20 19:19:19 UTC 2021 x86_64 GNU/Linux
```
* `cat /proc/self/cgroup`
```
0::/user.slice/user-1000.slice/user@1000.service/app.slice/app-org.kde.konsole-8cbf237205a64d6b95600f183afd696d.scope
```
* `cat /proc/1/mounts`
```
proc /proc proc rw,nosuid,nodev,noexec,relatime 0 0
sys /sys sysfs rw,nosuid,nodev,noexec,relatime 0 0
dev /dev devtmpfs rw,nosuid,relatime,size=8112748k,nr_inodes=2028187,mode=755,inode64 0 0
run /run tmpfs rw,nosuid,nodev,relatime,mode=755,inode64 0 0
efivarfs /sys/firmware/efi/efivars efivarfs rw,nosuid,nodev,noexec,relatime 0 0
/dev/mapper/vg1-lvroot / ext4 rw,noatime 0 0
securityfs /sys/kernel/security securityfs rw,nosuid,nodev,noexec,relatime 0 0
tmpfs /dev/shm tmpfs rw,nosuid,nodev,inode64 0 0
devpts /dev/pts devpts rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000 0 0
cgroup2 /sys/fs/cgroup cgroup2 rw,nosuid,nodev,noexec,relatime 0 0
pstore /sys/fs/pstore pstore rw,nosuid,nodev,noexec,relatime 0 0
none /sys/fs/bpf bpf rw,nosuid,nodev,noexec,relatime,mode=700 0 0
systemd-1 /proc/sys/fs/binfmt_misc autofs rw,relatime,fd=30,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=12335 0 0
hugetlbfs /dev/hugepages hugetlbfs rw,relatime,pagesize=2M 0 0
mqueue /dev/mqueue mqueue rw,nosuid,nodev,noexec,relatime 0 0
debugfs /sys/kernel/debug debugfs rw,nosuid,nodev,noexec,relatime 0 0
tracefs /sys/kernel/tracing tracefs rw,nosuid,nodev,noexec,relatime 0 0
configfs /sys/kernel/config configfs rw,nosuid,nodev,noexec,relatime 0 0
none /run/credentials/systemd-sysusers.service ramfs ro,nosuid,nodev,noexec,relatime,mode=700 0 0
fusectl /sys/fs/fuse/connections fusectl rw,nosuid,nodev,noexec,relatime 0 0
/dev/sda1 /boot/efi vfat rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,utf8,errors=remount-ro,discard 0 0
tmpfs /tmp tmpfs rw,nosuid,nodev,nr_inodes=409600,inode64 0 0
/dev/mapper/vg1-lvvar /var ext4 rw,noatime 0 0
/dev/mapper/vg1-lvhome /home ext4 rw,noatime 0 0
/dev/sdb6 /mnt/work ext4 rw,noatime 0 0
lxcfs /var/lib/lxcfs fuse.lxcfs rw,nosuid,nodev,relatime,user_id=0,group_id=0,allow_other 0 0
tmpfs /var/lib/lxd/shmounts tmpfs rw,relatime,size=100k,mode=711,inode64 0 0
tmpfs /var/lib/lxd/devlxd tmpfs rw,relatime,size=100k,mode=755,inode64 0 0
/dev/loop0 /var/lib/lxd/storage-pools/ssdpool btrfs rw,relatime,ssd,space_cache,user_subvol_rm_allowed,subvolid=5,subvol=/ 0 0
/dev/loop1 /var/lib/lxd/storage-pools/hddpool btrfs rw,relatime,space_cache,user_subvol_rm_allowed,subvolid=5,subvol=/ 0 0
tmpfs /run/user/1000 tmpfs rw,nosuid,nodev,relatime,size=1625856k,nr_inodes=406464,mode=700,uid=1000,gid=1000,inode64 0 0
```
# Issue description
After last Manjaro Linux rolling update and upgrade LXC from 4.0.10 to 4.0.11 and when I start my container I have a error:
```
[dv@manjaro ~]$ lxc start jupyter
Error: Failed to run: /usr/bin/lxd forkstart jupyter /var/lib/lxd/containers /var/log/lxd/jupyter/lxc.conf:
Try `lxc info --show-log jupyter` for more info
[dv@manjaro ~]$ lxc info --show-log jupyter
Name: jupyter
Status: STOPPED
Type: container
Architecture: x86_64
Created: 2020/04/17 17:25 MSK
Last Used: 2021/10/27 13:16 MSK
Log:
lxc jupyter 20211027101615.897 ERROR start - start.c:core_scheduling:1575 - Invalid argument - The kernel does not support core scheduling
lxc jupyter 20211027101615.897 ERROR lxccontainer - lxccontainer.c:wait_on_daemonized_start:867 - Received container state "ABORTING" instead of "RUNNING"
lxc jupyter 20211027101615.898 ERROR start - start.c:__lxc_start:2073 - Failed to spawn container "jupyter"
lxc jupyter 20211027101615.898 WARN start - start.c:lxc_abort:1038 - No such process - Failed to send SIGKILL via pidfd 17 for process 4240
lxc 20211027101620.949 ERROR af_unix - af_unix.c:lxc_abstract_unix_recv_fds_iov:218 - Connection reset by peer - Failed to receive response
lxc 20211027101620.949 ERROR commands - commands.c:lxc_cmd_rsp_recv_fds:127 - Failed to receive file descriptors
```
# Information to attach
- [ ] any relevant kernel output (`dmesg`)
- [ ] container log (The <log> file from running `lxc-start -n <c> -l TRACE -o <logfile> `)
- [ ] the containers configuration file
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