[ 3165.483556][T28940] gre: GRE over IPv4 demultiplexor driver
[ 3166.661505][T28963] ip_gre: GRE over IPv4 tunneling driver
[ 3181.213832][T29215] ping (29215) used greatest stack depth: 23648 bytes left
[ 3202.217435][T29534] ip6_gre: GRE over IPv6 tunneling driver
[ 3203.682702][T19474] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3216.809184][T29783] ping (29783) used greatest stack depth: 23568 bytes left
[ 3222.191848][T29879] ping (29879) used greatest stack depth: 23296 bytes left
[ 3226.466486][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3230.306505][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3233.570488][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3237.346512][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!