[ 4048.758947][T21018] gre: GRE over IPv4 demultiplexor driver
[ 4050.807912][T21042] ip_gre: GRE over IPv4 tunneling driver
[ 4112.967399][T21615] ip6_gre: GRE over IPv6 tunneling driver
[ 4156.082745][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4162.161253][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4167.089259][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4172.977256][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!