[ 1541.846885][T17509] gre: GRE over IPv4 demultiplexer driver
[ 1542.317713][T17532] ip_gre: GRE over IPv4 tunneling driver
[ 1558.836417][T18112] ip6_gre: GRE over IPv6 tunneling driver
[ 1569.758887][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1571.806854][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1573.726867][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1575.774857][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!