[ 3443.775553][T23148] gre: GRE over IPv4 demultiplexor driver
[ 3444.987689][T23171] ip_gre: GRE over IPv4 tunneling driver
[ 3481.100670][T23742] ip6_gre: GRE over IPv6 tunneling driver
[ 3490.986717][T20007] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3498.858876][T20386] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3501.676234][T20007] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3505.642235][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3509.419224][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3512.747219][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3516.586247][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!