[   42.018184][ T3509] ip (3509) used greatest stack depth: 23808 bytes left
[  113.078344][T13772] ip (13772) used greatest stack depth: 23720 bytes left
[  273.282347][T10859] ip (10859) used greatest stack depth: 23536 bytes left
[  767.446780][T13318] ip (13318) used greatest stack depth: 23456 bytes left