[ 3192.644954][T28909] gre: GRE over IPv4 demultiplexor driver
[ 3193.793180][T28932] ip_gre: GRE over IPv4 tunneling driver
[ 3228.397547][T29506] ip6_gre: GRE over IPv6 tunneling driver
[ 3232.554434][T26154] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3242.800282][T29755] ping (29755) used greatest stack depth: 23568 bytes left
[ 3243.177353][T11407] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3252.137226][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3255.849224][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3259.050218][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3262.761254][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!