[ 3416.379330][T31365] gre: GRE over IPv4 demultiplexor driver
[ 3417.531154][T31389] ip_gre: GRE over IPv4 tunneling driver
[ 3437.516605][T31737] ping (31737) used greatest stack depth: 22592 bytes left
[ 3453.349837][T31962] ip6_gre: GRE over IPv6 tunneling driver
[ 3465.503684][T25998] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3468.511617][T25998] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3477.919550][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3481.823545][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3485.087545][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3488.863542][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!