[ 3489.541727][T15403] gre: GRE over IPv4 demultiplexor driver
[ 3491.545828][T15427] ip_gre: GRE over IPv4 tunneling driver
[ 3551.962007][T16001] ip6_gre: GRE over IPv6 tunneling driver
[ 3595.756321][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3601.901207][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3607.212229][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3613.100311][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!