[    2.185101] ip (189) used greatest stack depth: 12360 bytes left
[    5.964590] ip (1326) used greatest stack depth: 12128 bytes left
[   59.809908] ip (4432) used greatest stack depth: 12064 bytes left
[  557.879286] pm_nl_ctl (24833) used greatest stack depth: 11888 bytes left