[ 27.251954][ T244] ip (244) used greatest stack depth: 23344 bytes left [ 33.960258][ T311] gre: GRE over IPv4 demultiplexor driver [ 33.989392][ T311] ip_gre: GRE over IPv4 tunneling driver [ 36.600070][ T334] 8021q: 802.1Q VLAN Support v1.8 [ 41.460843][ T372] GACT probability NOT on [ 445.545050][ C1] hrtimer: interrupt took 3961721 ns