[ 14.251584][ T250] ip (250) used greatest stack depth: 24152 bytes left [ 20.855873][ T330] gre: GRE over IPv4 demultiplexor driver [ 20.933079][ T330] ip6_gre: GRE over IPv6 tunneling driver [ 23.280379][ T353] 8021q: 802.1Q VLAN Support v1.8 [ 27.465743][ T391] GACT probability NOT on [ 297.546312][ T2315] ping6 (2315) used greatest stack depth: 24088 bytes left