[  455.090133] netdevsim netdevsim575 eni575np1: renamed from eth1
[  455.091212] netdevsim netdevsim496 eni496np1: renamed from eth0
[  455.182945] Could not find device with ifindex 2000 in netnsfd 11
[  455.183109] Could not find netns with fd: 2000
[  455.183215] Cannot link a netdevsim to itself
[  455.183331] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).