[ 4301.274264][T29188] gre: GRE over IPv4 demultiplexer driver
[ 4302.900899][T29211] ip_gre: GRE over IPv4 tunneling driver
[ 4350.487362][T29783] ip6_gre: GRE over IPv6 tunneling driver
[ 4366.801131][T15850] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 4374.022286][T15850] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 4382.661232][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4387.397233][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4391.621223][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4396.293225][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4417.051882][T30598] ping (30598) used greatest stack depth: 23728 bytes left