[ 3157.978119][T22576] gre: GRE over IPv4 demultiplexor driver
[ 3160.006329][T22600] ip_gre: GRE over IPv4 tunneling driver
[ 3221.128289][T23172] ip6_gre: GRE over IPv6 tunneling driver
[ 3263.106567][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3268.930460][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3273.794458][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3279.554447][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!