[ 4397.535573][T22365] gre: GRE over IPv4 demultiplexor driver
[ 4399.645639][T22389] ip_gre: GRE over IPv4 tunneling driver
[ 4461.475611][T22962] ip6_gre: GRE over IPv6 tunneling driver
[ 4504.317137][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4510.269043][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4515.517032][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4521.469056][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!