[ 3349.577755][T31440] gre: GRE over IPv4 demultiplexor driver
[ 3350.735993][T31464] ip_gre: GRE over IPv4 tunneling driver
[ 3385.480212][T32037] ip6_gre: GRE over IPv6 tunneling driver
[ 3405.031657][T32381] ping (32381) used greatest stack depth: 23296 bytes left
[ 3409.145216][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3412.793319][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3415.993142][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3419.705154][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3468.576294][  T952] ping (952) used greatest stack depth: 22344 bytes left
[ 3537.983577][ T2091] ping (2091) used greatest stack depth: 22120 bytes left