[ 3376.434617][T31388] gre: GRE over IPv4 demultiplexor driver
[ 3377.624778][T31412] ip_gre: GRE over IPv4 tunneling driver
[ 3414.040858][T31986] ip6_gre: GRE over IPv6 tunneling driver
[ 3428.780182][T26086] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3437.740038][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3441.515060][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3444.716022][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3448.427035][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!