[ 4313.776739][T29255] gre: GRE over IPv4 demultiplexer driver
[ 4315.552561][T29278] ip_gre: GRE over IPv4 tunneling driver
[ 4365.413657][T29857] ip6_gre: GRE over IPv6 tunneling driver
[ 4398.587591][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4403.386518][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4407.931568][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4413.626571][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4492.356987][T31353] ping (31353) used greatest stack depth: 23328 bytes left