[ 3938.878740][T19675] gre: GRE over IPv4 demultiplexor driver
[ 3940.901833][T19698] ip_gre: GRE over IPv4 tunneling driver
[ 4004.248580][T20270] ip6_gre: GRE over IPv6 tunneling driver
[ 4049.356603][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4055.948486][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4061.388496][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4067.725493][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!