[ 4408.078055][T26190] gre: GRE over IPv4 demultiplexor driver
[ 4410.042745][T26215] ip_gre: GRE over IPv4 tunneling driver
[ 4470.373576][T26787] ip6_gre: GRE over IPv6 tunneling driver
[ 4512.114486][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4517.874381][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4522.803369][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4528.819379][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!