[  478.804079] netdevsim netdevsim283 eni283np1: renamed from eth0
[  478.804723] netdevsim netdevsim645 eni645np1: renamed from eth1
[  478.891327] Could not find device with ifindex 2000 in netnsfd 11
[  478.891430] Could not find netns with fd: 2000
[  478.891482] Cannot link a netdevsim to itself
[  478.891549] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).