[ 4286.844634][T20096] gre: GRE over IPv4 demultiplexor driver
[ 4289.374001][T20120] ip_gre: GRE over IPv4 tunneling driver
[ 4352.119964][T20694] ip6_gre: GRE over IPv6 tunneling driver
[ 4394.941640][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4401.020527][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4406.205010][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4412.220555][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!