[  522.171276] netdevsim netdevsim316 eni316np1: renamed from eth0
[  522.268355] netdevsim netdevsim602 eni602np1: renamed from eth1
[  522.490634] Could not find device with ifindex 2000 in netnsfd 11
[  522.490778] Could not find netns with fd: 2000
[  522.490849] Cannot link a netdevsim to itself
[  522.490936] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).