[  527.766359] netdevsim netdevsim562 eni562np1: renamed from eth1
[  527.863819] netdevsim netdevsim361 eni361np1: renamed from eth0
[  528.124108] Could not find device with ifindex 2000 in netnsfd 11
[  528.124319] Could not find netns with fd: 2000
[  528.124419] Cannot link a netdevsim to itself
[  528.124547] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).