[ 3391.801272][T22912] gre: GRE over IPv4 demultiplexor driver
[ 3392.910809][T22935] ip_gre: GRE over IPv4 tunneling driver
[ 3426.784982][T23507] ip6_gre: GRE over IPv6 tunneling driver
[ 3436.211884][T20396] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3440.826071][T23756] ping (23756) used greatest stack depth: 23568 bytes left
[ 3445.902026][T23850] ping (23850) used greatest stack depth: 23296 bytes left
[ 3450.035760][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3453.683781][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3456.819765][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3460.467773][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!