[  483.076014] netdevsim netdevsim284 eni284np1: renamed from eth0
[  483.177178] netdevsim netdevsim525 eni525np1: renamed from eth1
[  483.531378] Could not find device with ifindex 2000 in netnsfd 11
[  483.531544] Could not find netns with fd: 2000
[  483.531641] Cannot link a netdevsim to itself
[  483.531778] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).