[ 27.533088][ T248] ip (248) used greatest stack depth: 23264 bytes left [ 34.872755][ T315] gre: GRE over IPv4 demultiplexor driver [ 34.931892][ T315] ip6_gre: GRE over IPv6 tunneling driver [ 37.615608][ T337] 8021q: 802.1Q VLAN Support v1.8 [ 42.438036][ T375] GACT probability NOT on [ 389.776886][ C2] hrtimer: interrupt took 3948406 ns [ 4195.832002][T17272] ip (17272) used greatest stack depth: 23200 bytes left