[ 9.294227][ T187] ip (187) used greatest stack depth: 24224 bytes left [ 11.319079][ T266] gre: GRE over IPv4 demultiplexer driver [ 11.329474][ T266] ip_gre: GRE over IPv4 tunneling driver [ 11.873687][ T289] 8021q: 802.1Q VLAN Support v1.8 [ 12.982965][ T330] GACT probability NOT on [ 211.050901][ T8120] ping6 (8120) used greatest stack depth: 23856 bytes left