[ 4393.956213][T26094] gre: GRE over IPv4 demultiplexor driver
[ 4395.898097][T26117] ip_gre: GRE over IPv4 tunneling driver
[ 4402.934125][T26181] ping (26181) used greatest stack depth: 23504 bytes left
[ 4454.680933][T26691] ip6_gre: GRE over IPv6 tunneling driver
[ 4495.284811][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4500.917719][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4505.652718][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4511.284765][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!