[ 1294.991283][T28792] gre: GRE over IPv4 demultiplexer driver
[ 1295.454633][T28815] ip_gre: GRE over IPv4 tunneling driver
[ 1310.217965][T29388] ip6_gre: GRE over IPv6 tunneling driver
[ 1319.886396][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1321.805367][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1323.598372][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1325.518377][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!