[    2.154972] ip (214) used greatest stack depth: 12312 bytes left
[    3.257015] ip (542) used greatest stack depth: 12112 bytes left
[   22.642775] ip (1836) used greatest stack depth: 12080 bytes left
[  108.365177] ip (4987) used greatest stack depth: 12064 bytes left
[  558.808282] pm_nl_ctl (24818) used greatest stack depth: 11944 bytes left