[    1.402060] ip (254) used greatest stack depth: 12904 bytes left
[    1.529576] ip (267) used greatest stack depth: 12680 bytes left
[    1.609555] ip (277) used greatest stack depth: 12480 bytes left
[    1.769775] ip (296) used greatest stack depth: 12248 bytes left
[   47.723895] netem: version 1.3
[  372.737767] ip (8366) used greatest stack depth: 12232 bytes left
[  620.862179] pm_nl_ctl (18822) used greatest stack depth: 11864 bytes left