[ 1515.609109][T21732] gre: GRE over IPv4 demultiplexer driver
[ 1516.105282][T21755] ip_gre: GRE over IPv4 tunneling driver
[ 1532.075083][T22326] ip6_gre: GRE over IPv6 tunneling driver
[ 1542.573698][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1544.556665][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1546.476669][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1548.524670][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!