[ 10.711906][ T224] ip (224) used greatest stack depth: 24328 bytes left [ 12.453545][ T304] gre: GRE over IPv4 demultiplexer driver [ 12.463273][ T304] ip_gre: GRE over IPv4 tunneling driver [ 12.980902][ T327] 8021q: 802.1Q VLAN Support v1.8 [ 13.962751][ T365] GACT probability NOT on [ 540.017617][T15785] ping6 (15785) used greatest stack depth: 24088 bytes left