[ 1336.458018][ T8819] gre: GRE over IPv4 demultiplexer driver
[ 1336.866366][ T8842] ip_gre: GRE over IPv4 tunneling driver
[ 1352.190321][ T9414] ip6_gre: GRE over IPv6 tunneling driver
[ 1357.511552][ T9664] ping (9664) used greatest stack depth: 23872 bytes left
[ 1358.418261][ T9708] ping (9708) used greatest stack depth: 23248 bytes left
[ 1362.271848][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1364.254815][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1366.046820][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1368.030825][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!