[ 4258.932527][T29226] gre: GRE over IPv4 demultiplexer driver
[ 4260.557875][T29250] ip_gre: GRE over IPv4 tunneling driver
[ 4308.259670][T29822] ip6_gre: GRE over IPv6 tunneling driver
[ 4340.521099][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4345.321033][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4349.480049][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4354.344067][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4424.439969][T31204] ping (31204) used greatest stack depth: 23568 bytes left