[ 3952.232838][T20153] gre: GRE over IPv4 demultiplexor driver
[ 3954.404033][T20176] ip_gre: GRE over IPv4 tunneling driver
[ 4017.712865][T20748] ip6_gre: GRE over IPv6 tunneling driver
[ 4061.947773][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4068.220704][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4073.532696][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4079.612679][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!