[ 4276.238768][T29271] gre: GRE over IPv4 demultiplexer driver
[ 4277.857163][T29294] ip_gre: GRE over IPv4 tunneling driver
[ 4326.237928][T29865] ip6_gre: GRE over IPv6 tunneling driver
[ 4350.594627][ T7546] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 4359.426470][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4364.291483][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4368.514466][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4373.378469][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4443.808900][T31258] ping (31258) used greatest stack depth: 23168 bytes left