[ 3382.004216][T31445] gre: GRE over IPv4 demultiplexor driver
[ 3383.165334][T31469] ip_gre: GRE over IPv4 tunneling driver
[ 3418.003944][T32042] ip6_gre: GRE over IPv6 tunneling driver
[ 3421.891309][T32104] ping (32104) used greatest stack depth: 23080 bytes left
[ 3432.750352][T31446] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3441.836672][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3445.676534][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3448.876486][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3452.652520][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!