[ 268.240836][ T2852] netem: version 1.3 [ 276.096631][ T2883] ip (2883) used greatest stack depth: 24136 bytes left [ 351.750255][ T3351] ip (3351) used greatest stack depth: 23968 bytes left [ 511.517979][ T4193] ip (4193) used greatest stack depth: 23584 bytes left [ 1480.086691][ T60] kworker/2:2 (60) used greatest stack depth: 23216 bytes left [ 1839.049990][T18827] pm_nl_ctl (18827) used greatest stack depth: 22512 bytes left