[ 3072.092757][T17227] gre: GRE over IPv4 demultiplexor driver
[ 3074.181864][T17250] ip_gre: GRE over IPv4 tunneling driver
[ 3135.350129][T17830] ip6_gre: GRE over IPv6 tunneling driver
[ 3156.353886][T18029] ping (18029) used greatest stack depth: 22280 bytes left
[ 3176.850254][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3182.866245][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3188.050185][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3193.939193][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!