[ 3233.358488][T26050] gre: GRE over IPv4 demultiplexor driver
[ 3235.482281][T26074] ip_gre: GRE over IPv4 tunneling driver
[ 3272.438674][T26425] ping (26425) used greatest stack depth: 22832 bytes left
[ 3297.782316][T26651] ip6_gre: GRE over IPv6 tunneling driver
[ 3329.719618][T26945] ping (26945) used greatest stack depth: 22560 bytes left
[ 3341.618368][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3347.827208][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3353.074228][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3359.346226][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!