[ 2799.215608][T21820] gre: GRE over IPv4 demultiplexor driver
[ 2801.559467][T21844] ip_gre: GRE over IPv4 tunneling driver
[ 2832.198246][T22096] ping (22096) used greatest stack depth: 23328 bytes left
[ 2869.658993][T22415] ip6_gre: GRE over IPv6 tunneling driver
[ 2899.048397][T22664] ping (22664) used greatest stack depth: 23104 bytes left
[ 2916.279519][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2922.808434][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2928.183460][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2934.583468][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!