[ 4213.059391][T21119] gre: GRE over IPv4 demultiplexor driver
[ 4214.670883][T21142] ip_gre: GRE over IPv4 tunneling driver
[ 4263.218972][T21723] ip6_gre: GRE over IPv6 tunneling driver
[ 4296.313747][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4301.176688][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4305.401677][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4310.265714][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!