[ 725.573699][ T4104] ip (4104) used greatest stack depth: 23664 bytes left [ 731.679046][ T4158] gre: GRE over IPv4 demultiplexor driver [ 731.748723][ T4158] ip6_gre: GRE over IPv6 tunneling driver [ 731.940190][ T4161] ip (4161) used greatest stack depth: 23584 bytes left [ 739.666189][ T4216] GACT probability NOT on