[ 28.975369][ T235] ip (235) used greatest stack depth: 24168 bytes left [ 38.630339][ T312] gre: GRE over IPv4 demultiplexor driver [ 38.725033][ T312] ip6_gre: GRE over IPv6 tunneling driver [ 42.022270][ T336] 8021q: 802.1Q VLAN Support v1.8 [ 48.256076][ T374] GACT probability NOT on [ 348.172898][ C2] hrtimer: interrupt took 2274705 ns [ 4909.232632][T17244] ip (17244) used greatest stack depth: 23312 bytes left