[ 3246.198007][T23679] gre: GRE over IPv4 demultiplexer driver
[ 3247.920965][T23702] ip_gre: GRE over IPv4 tunneling driver
[ 3296.929296][T24275] ip6_gre: GRE over IPv6 tunneling driver
[ 3330.235796][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3335.099664][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3339.259670][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3344.124687][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!