[ 1816.033364][ T1280] gre: GRE over IPv4 demultiplexer driver
[ 1816.541909][ T1303] ip_gre: GRE over IPv4 tunneling driver
[ 1824.130392][ T1650] ping (1650) used greatest stack depth: 23280 bytes left
[ 1832.637368][ T1875] ip6_gre: GRE over IPv6 tunneling driver
[ 1838.325381][ T2124] ping (2124) used greatest stack depth: 23072 bytes left
[ 1843.241631][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1845.290600][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1847.146596][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1849.194604][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!