[ 3177.804688][T26325] gre: GRE over IPv4 demultiplexor driver
[ 3178.979278][T26348] ip_gre: GRE over IPv4 tunneling driver
[ 3214.582240][T26921] ip6_gre: GRE over IPv6 tunneling driver
[ 3218.636632][T26982] ping (26982) used greatest stack depth: 23088 bytes left
[ 3238.895861][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3242.734783][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3246.126763][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3249.902782][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!