[ 4744.836846][T24667] gre: GRE over IPv4 demultiplexor driver
[ 4747.498046][T24690] ip_gre: GRE over IPv4 tunneling driver
[ 4816.341647][T25263] ip6_gre: GRE over IPv6 tunneling driver
[ 4845.676338][T25512] ping (25512) used greatest stack depth: 22976 bytes left
[ 4863.565821][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4870.540578][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4876.428542][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4883.212599][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!