[    2.274618] ip (279) used greatest stack depth: 12360 bytes left
[    2.380349] ip (288) used greatest stack depth: 12344 bytes left
[   43.551577] ip (1907) used greatest stack depth: 12304 bytes left
[   57.662669] netem: version 1.3
[  462.320008] ip (8609) used greatest stack depth: 12160 bytes left
[  469.187970] ip (8743) used greatest stack depth: 12064 bytes left