[ 3162.291422][T20114] gre: GRE over IPv4 demultiplexor driver
[ 3163.437038][T20137] ip_gre: GRE over IPv4 tunneling driver
[ 3177.908557][T20392] ping (20392) used greatest stack depth: 23840 bytes left
[ 3199.015362][T20717] ip6_gre: GRE over IPv6 tunneling driver
[ 3213.824090][T20966] ping (20966) used greatest stack depth: 23552 bytes left
[ 3223.413822][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3227.253631][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3230.580630][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3234.356625][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3255.063330][T21626] ping (21626) used greatest stack depth: 23344 bytes left