[  763.853977][T14583] netdevsim netdevsim483 eni483np1: renamed from eth0
[  763.885172][T14585] netdevsim netdevsim749 eni749np1: renamed from eth1
[  764.456731][T14571] Could not find device with ifindex 2000 in netnsfd 11
[  764.457263][T14571] Could not find netns with fd: 2000
[  764.457647][T14571] Cannot link a netdevsim to itself
[  764.458085][T14571] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).