[  487.895158] netdevsim netdevsim262 eni262np1: renamed from eth0
[  487.895683] netdevsim netdevsim551 eni551np1: renamed from eth1
[  487.986069] Could not find device with ifindex 2000 in netnsfd 11
[  487.986159] Could not find netns with fd: 2000
[  487.986201] Cannot link a netdevsim to itself
[  487.986254] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).