[ 3144.832379][T27792] gre: GRE over IPv4 demultiplexor driver
[ 3146.044273][T27815] ip_gre: GRE over IPv4 tunneling driver
[ 3182.150593][T28386] ip6_gre: GRE over IPv6 tunneling driver
[ 3199.963290][ T8127] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3202.550313][T28731] ping (28731) used greatest stack depth: 23296 bytes left
[ 3206.810641][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3210.586630][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3213.914645][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3217.690667][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!