[ 3149.737090][T28624] gre: GRE over IPv4 demultiplexor driver
[ 3150.888479][T28647] ip_gre: GRE over IPv4 tunneling driver
[ 3186.192562][T29224] ip6_gre: GRE over IPv6 tunneling driver
[ 3206.143588][T29568] ping (29568) used greatest stack depth: 23296 bytes left
[ 3210.372857][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3214.148781][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3217.476772][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3221.252839][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3351.264069][T31831] ping (31831) used greatest stack depth: 22688 bytes left