[ 4225.858361][T28729] gre: GRE over IPv4 demultiplexer driver
[ 4227.617652][T28752] ip_gre: GRE over IPv4 tunneling driver
[ 4277.827959][T29323] ip6_gre: GRE over IPv6 tunneling driver
[ 4311.996134][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4316.988013][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4321.212025][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4326.140049][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!