[ 4603.752194][T23226] gre: GRE over IPv4 demultiplexor driver
[ 4605.849078][T23249] ip_gre: GRE over IPv4 tunneling driver
[ 4670.253549][T23828] ip6_gre: GRE over IPv6 tunneling driver
[ 4714.871429][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4721.142346][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4726.390335][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4732.599352][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!