[ 1021.541685][T12647] netdevsim netdevsim575 eni575np1: renamed from eth1
[ 1021.626368][T12580] netdevsim netdevsim313 eni313np1: renamed from eth0
[ 1023.508436][T12726] Could not find device with ifindex 2000 in netnsfd 11
[ 1023.509471][T12726] Could not find netns with fd: 2000
[ 1023.510183][T12726] Cannot link a netdevsim to itself
[ 1023.511064][T12726] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).