[ 4215.961699][T22879] gre: GRE over IPv4 demultiplexer driver
[ 4217.663552][T22903] ip_gre: GRE over IPv4 tunneling driver
[ 4266.030522][T23475] ip6_gre: GRE over IPv6 tunneling driver
[ 4299.238932][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4304.101873][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4308.261856][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4313.126883][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!