[ 3177.745071][T28910] gre: GRE over IPv4 demultiplexor driver
[ 3178.941045][T28934] ip_gre: GRE over IPv4 tunneling driver
[ 3193.816227][T29186] ping (29186) used greatest stack depth: 23856 bytes left
[ 3214.916803][T29506] ip6_gre: GRE over IPv6 tunneling driver
[ 3230.421306][T29758] ping (29758) used greatest stack depth: 23568 bytes left
[ 3240.311783][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3244.087744][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3247.416695][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3251.191719][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!