[ 1.969431] netdevsim netdevsim18415 eni18415np1: renamed from eth0 [ 2.057889] ip (233) used greatest stack depth: 12848 bytes left [ 2.142983] ip (234) used greatest stack depth: 12776 bytes left [ 5.054954] (udev-worker) (128) used greatest stack depth: 12752 bytes left [ 5.516488] cat (556) used greatest stack depth: 12696 bytes left