[ 4282.639882][T31557] gre: GRE over IPv4 demultiplexer driver
[ 4284.285194][T31580] ip_gre: GRE over IPv4 tunneling driver
[ 4335.438109][T32152] ip6_gre: GRE over IPv6 tunneling driver
[ 4370.888870][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4376.072663][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4380.296650][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4385.287664][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4407.902988][  T499] ping (499) used greatest stack depth: 23456 bytes left