[ 29.034658][ T239] ip (239) used greatest stack depth: 23552 bytes left [ 39.351867][ T316] gre: GRE over IPv4 demultiplexor driver [ 39.429574][ T316] ip6_gre: GRE over IPv6 tunneling driver [ 42.737597][ T338] 8021q: 802.1Q VLAN Support v1.8 [ 48.722988][ T377] GACT probability NOT on [ 403.870001][ C2] hrtimer: interrupt took 4944880 ns [ 5029.340883][T17249] ip (17249) used greatest stack depth: 23344 bytes left