[ 970.568046][ T7587] gre: GRE over IPv4 demultiplexor driver [ 972.580579][ T7611] ip_gre: GRE over IPv4 tunneling driver [ 997.650358][ T7865] ping (7865) used greatest stack depth: 23128 bytes left [ 1030.957253][ T8186] ip6_gre: GRE over IPv6 tunneling driver [ 1038.119539][ T8247] ping (8247) used greatest stack depth: 23088 bytes left [ 1072.944609][ C3] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 1078.769523][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 1083.888509][ C1] ip6_tunnel: tep0 xmit: Local address not yet configured! [ 1089.841594][ C1] ip6_tunnel: tep0 xmit: Local address not yet configured!