[ 3101.237632][T22573] gre: GRE over IPv4 demultiplexor driver
[ 3103.305721][T22597] ip_gre: GRE over IPv4 tunneling driver
[ 3163.460985][T23185] ip6_gre: GRE over IPv6 tunneling driver
[ 3205.428738][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3211.187660][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3215.987640][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3221.556649][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!