[ 4364.702557][T29232] gre: GRE over IPv4 demultiplexer driver
[ 4366.369736][T29255] ip_gre: GRE over IPv4 tunneling driver
[ 4415.763353][T29827] ip6_gre: GRE over IPv6 tunneling driver
[ 4450.216563][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4455.208446][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4459.433535][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4464.360443][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4536.357708][T31208] ping (31208) used greatest stack depth: 23536 bytes left