[    4.288074] ip (532) used greatest stack depth: 12120 bytes left
[    8.355181] ip (970) used greatest stack depth: 11944 bytes left
[   52.585055] netem: version 1.3
[  148.534767] sched: DL replenish lagged too much
[  565.872879] tc (16938) used greatest stack depth: 11880 bytes left
[  625.648977] pm_nl_ctl (20239) used greatest stack depth: 11840 bytes left