[ 3483.167543][T15399] gre: GRE over IPv4 demultiplexor driver
[ 3485.145129][T15423] ip_gre: GRE over IPv4 tunneling driver
[ 3544.874697][T15997] ip6_gre: GRE over IPv6 tunneling driver
[ 3587.277003][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3593.101887][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3598.092909][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3603.981944][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!