[ 8.200484][ T185] ip (185) used greatest stack depth: 24008 bytes left [ 9.831775][ T254] gre: GRE over IPv4 demultiplexer driver [ 9.840863][ T254] ip_gre: GRE over IPv4 tunneling driver [ 10.357029][ T278] 8021q: 802.1Q VLAN Support v1.8 [ 11.239726][ T318] GACT probability NOT on [ 177.982933][ T7875] ping6 (7875) used greatest stack depth: 23544 bytes left