[ 4295.463291][T21307] gre: GRE over IPv4 demultiplexor driver
[ 4297.106207][T21330] ip_gre: GRE over IPv4 tunneling driver
[ 4344.341558][T21902] ip6_gre: GRE over IPv6 tunneling driver
[ 4377.841173][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4382.833147][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4386.994162][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4391.857115][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!