[    1.608372] ip (266) used greatest stack depth: 12568 bytes left
[    1.673094] ip (276) used greatest stack depth: 12456 bytes left
[    1.737235] ip (285) used greatest stack depth: 12200 bytes left
[   49.288097] netem: version 1.3
[  174.108006] sched: DL replenish lagged too much
[  564.866945] tc (16939) used greatest stack depth: 11880 bytes left
[  622.969479] pm_nl_ctl (20242) used greatest stack depth: 11800 bytes left