[ 4295.537371][T29257] gre: GRE over IPv4 demultiplexer driver
[ 4297.114378][T29280] ip_gre: GRE over IPv4 tunneling driver
[ 4344.481839][T29852] ip6_gre: GRE over IPv6 tunneling driver
[ 4365.831473][T30101] ping (30101) used greatest stack depth: 22736 bytes left
[ 4380.035460][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4384.898343][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4389.058334][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4393.923315][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!