[ 3156.087424][T24831] gre: GRE over IPv4 demultiplexer driver
[ 3157.711350][T24854] ip_gre: GRE over IPv4 tunneling driver
[ 3205.869346][T25432] ip6_gre: GRE over IPv6 tunneling driver
[ 3239.164984][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3243.964875][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3248.124858][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3252.923861][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!