Ubuntu 16.04 lxc нет tty и не указана программа askpass

Я использую Ubuntu 16.04 и lxc 2.0.7-0ubuntu1 ~ 16.04.1, я получил эту ошибку sudo: no tty present and no askpass program specified в непривилегированном контейнере (Ubuntu 16.04 amd64).

Это мое /dev

ubuntu@unpc:~$ ls -al /dev/
total 4
drwxr-xr-x  6 root   root       500 Feb 22 08:57 ./
drwxr-xr-x 21 root   root      4096 Feb 22 04:15 ../
crw--w----  1 root   tty     136, 6 Feb 22 09:02 console
lrwxrwxrwx  1 root   root        11 Feb 22 08:57 core -> /proc/kcore
lrwxrwxrwx  1 root   root        13 Feb 22 08:57 fd -> /proc/self/fd/
crw-rw-rw-  1 nobody nogroup   1, 7 Feb 21 07:00 full
drwxr-xr-x  2 root   root        40 Feb 22 08:57 hugepages/
lrwxrwxrwx  1 root   root        25 Feb 22 08:57 initctl -> /run/systemd/initctl/fifo|
lrwxrwxrwx  1 root   root        28 Feb 22 08:57 log -> /run/systemd/journal/dev-log=
drwxrwxrwt  2 nobody nogroup     40 Feb 22 08:57 mqueue/
crw-rw-rw-  1 nobody nogroup   1, 3 Feb 21 07:00 null
lrwxrwxrwx  1 root   root        13 Feb 22 08:57 ptmx -> /dev/pts/ptmx
drwxr-xr-x  2 root   root         0 Feb 22 08:57 pts/
crw-rw-rw-  1 nobody nogroup   1, 8 Feb 21 07:00 random
drwxrwxrwt  2 root   root        40 Feb 22 08:57 shm/
lrwxrwxrwx  1 root   root        15 Feb 22 08:57 stderr -> /proc/self/fd/2
lrwxrwxrwx  1 root   root        15 Feb 22 08:57 stdin -> /proc/self/fd/0
lrwxrwxrwx  1 root   root        15 Feb 22 08:57 stdout -> /proc/self/fd/1
crw-rw-rw-  1 nobody nogroup   5, 0 Feb 22 09:06 tty
crw--w----  1 root   tty     136, 0 Feb 22 09:02 tty1
crw--w----  1 root   tty     136, 1 Feb 22 09:02 tty2
crw--w----  1 root   tty     136, 2 Feb 22 09:02 tty3
crw--w----  1 root   tty     136, 3 Feb 22 09:02 tty4
crw-rw-rw-  1 nobody nogroup   1, 9 Feb 21 07:00 urandom
crw-rw-rw-  1 nobody nogroup   1, 5 Feb 21 07:00 zero