[ 1418.842380][T16973] gre: GRE over IPv4 demultiplexer driver
[ 1419.296750][T16996] ip_gre: GRE over IPv4 tunneling driver
[ 1435.245438][T17574] ip6_gre: GRE over IPv6 tunneling driver
[ 1445.733794][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1447.718750][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1449.574758][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1451.558755][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!