[ 14.406630][ T252] ip (252) used greatest stack depth: 24688 bytes left [ 15.370974][ T274] ip (274) used greatest stack depth: 24432 bytes left [ 15.930141][ T280] ip (280) used greatest stack depth: 23952 bytes left [ 20.788221][ T328] gre: GRE over IPv4 demultiplexer driver [ 20.804827][ T328] ip_gre: GRE over IPv4 tunneling driver [ 23.339109][ T351] 8021q: 802.1Q VLAN Support v1.8 [ 33.199746][ T390] GACT probability NOT on [ 558.033840][ T5161] ping6 (5161) used greatest stack depth: 23600 bytes left