[ 3180.522483][T29020] gre: GRE over IPv4 demultiplexor driver
[ 3181.649123][T29044] ip_gre: GRE over IPv4 tunneling driver
[ 3217.109962][T29624] ip6_gre: GRE over IPv6 tunneling driver
[ 3221.538557][T29378] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3231.928277][T29878] ping (29878) used greatest stack depth: 23360 bytes left
[ 3237.926102][T29378] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3241.824410][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3245.599421][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3248.864359][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3252.575435][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3334.383691][T31575] ping (31575) used greatest stack depth: 23328 bytes left