freebsd jail ipv6 not starting

gistfile1.txt

jail -c ip6.addr="em0|2a01:4f8:151:64a3::1/64" ip6.saddrsel=1 ip6=new name=ioc-a3cbb55a-2765-4033-9dba-3141ce2add17 host.domainname=none host.hostname=irssi.g.l9 path=/iocage/jails/a3cbb55a-2765-4033-9dba-3141ce2add17/root securelevel=2 host.hostuuid=a3cbb55a-2765-4033-9dba-3141ce2add17 devfs_ruleset=4 enforce_statfs=2 children.max=0 allow.set_hostname=1 allow.sysvipc=0 sysvmsg=new sysvsem=new sysvshm=new allow.raw_sockets=0 allow.chflags=0 allow.mount=0 allow.mount.devfs=0 allow.mount.nullfs=0 allow.mount.procfs=0 allow.mount.tmpfs=0 allow.mount.zfs=0 allow.quotas=0 allow.socket_af=0 exec.prestart=/usr/bin/true exec.poststart=/usr/bin/true exec.start="sh /etc/rc" exec.prestop=/usr/bin/true exec.stop="/bin/sh /etc/rc.shutdown" exec.clean=1 exec.timeout=60 stop.timeout=30 mount.fstab="/iocage/jails/a3cbb55a-2765-4033-9dba-3141ce2add17/fstab" mount.devfs=1 mount.fdescfs=1 allow.dying exec.consolelog=/iocage/log/ioc-a3cbb55a-2765-4033-9dba-3141ce2add17-console.log persist

jexec 39 cat /var/log/messages

### Have also tried
## Apr 13 10:30:33 irssi syslogd: kernel boot file is /boot/kernel/kernel
## Apr 13 10:30:33 irssi sshd[92863]: error: Bind to port 22 on 2a01:4f8:151:64a3::1 failed: Can't assign requested address.
  
Apr 13 10:34:58 irssi syslogd: kernel boot file is /boot/kernel/kernel
Apr 13 10:34:58 irssi sshd[93201]: error: Bind to port 22 on :: failed: Can't assign requested address.
Apr 13 10:34:58 irssi sshd[93201]: fatal: Cannot bind any address

jexec 39 cat /etc/rc.conf 

host_hostname="irssi.g.l9"
cron_flags="$cron_flags -J 15"

# Disable Sendmail by default
sendmail_enable="NONE"
sendmail_submit_enable="NO"
sendmail_outbound_enable="NO"
sendmail_msp_queue_enable="NO"

# Run secure syslog
syslogd_flags="-c -ss"

# Enable IPv6
ipv6_activate_all_interfaces="YES"
#sshd_enable="YES"
netwait_enable="YES"
netwait_ip="2a01:4f8:151:64a3::1"
netwait_if="em0"
sshd_enable="YES"


jexec 39 cat /etc/ssh/sshd_config

<--- relevant 
#Port 22
#AddressFamily any
#ListenAddress 0.0.0.0
#ListenAddress 2a01:4f8:151:64a3::1
#ListenAddress ::
-->

jexec 39 service sshd start
Performing sanity check on sshd configuration.
Starting sshd.

now it runs fine

jexec 39 netstat -an
netstat: kvm not available: /dev/mem: No such file or directory
Active Internet connections (including servers)
Proto Recv-Q Send-Q Local Address Foreign Address (state)
tcp6 0 0 2a01:4f8:151:64a.22 . LISTEN
Active UNIX domain sockets
Address Type Recv-Q Send-Q Inode Conn Refs Nextref Addr
fffff8004d0385a0 dgram 0 0 0 fffff80013f91c30 0 0
fffff80013f91c30 dgram 0 0 fffff8019d84b3b0 0 fffff8004d0385a0 0 /var/run/logpriv
fffff80013f91d20 dgram 0 0 fffff8019d719ce8 0 0 0 /var/run/log