[ 17.612599][ T226] ip (226) used greatest stack depth: 24008 bytes left [ 20.788323][ T303] gre: GRE over IPv4 demultiplexer driver [ 20.805587][ T303] ip_gre: GRE over IPv4 tunneling driver [ 21.813939][ T333] 8021q: 802.1Q VLAN Support v1.8 [ 23.399192][ T372] GACT probability NOT on [ 787.762163][T13702] ping6 (13702) used greatest stack depth: 23672 bytes left