[ 28.882739][ T242] ip (242) used greatest stack depth: 23440 bytes left [ 38.781945][ T318] gre: GRE over IPv4 demultiplexor driver [ 38.807851][ T318] ip_gre: GRE over IPv4 tunneling driver [ 42.346236][ T341] 8021q: 802.1Q VLAN Support v1.8 [ 48.413584][ T379] GACT probability NOT on [ 306.255638][ C3] hrtimer: interrupt took 3191853 ns [ 4889.461229][T17277] ip (17277) used greatest stack depth: 23232 bytes left