[  259.543349][ T2850] netem: version 1.3
[  266.558518][ T2881] ip (2881) used greatest stack depth: 23848 bytes left
[  300.706658][ T3152] ip (3152) used greatest stack depth: 23520 bytes left
[ 1054.081372][    T8] kworker/0:0 (8) used greatest stack depth: 23056 bytes left
[ 1767.741975][T18815] pm_nl_ctl (18815) used greatest stack depth: 21568 bytes left