[ 3076.621264][T17245] gre: GRE over IPv4 demultiplexor driver
[ 3078.778542][T17268] ip_gre: GRE over IPv4 tunneling driver
[ 3105.116916][T17520] ping (17520) used greatest stack depth: 22624 bytes left
[ 3139.259387][T17840] ip6_gre: GRE over IPv6 tunneling driver
[ 3181.870558][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3188.206477][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3193.582470][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3199.662469][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!