[ 1587.031586][ T3541] gre: GRE over IPv4 demultiplexer driver
[ 1587.480333][ T3564] ip_gre: GRE over IPv4 tunneling driver
[ 1602.989554][ T4136] ip6_gre: GRE over IPv6 tunneling driver
[ 1604.583278][T30173] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1610.244676][ T4479] ping (4479) used greatest stack depth: 23344 bytes left
[ 1613.063198][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1615.046208][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1616.903200][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1618.886223][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!