[  484.994293] netdevsim netdevsim427 eni427np1: renamed from eth0
[  485.095712] netdevsim netdevsim562 eni562np1: renamed from eth1
[  485.444678] Could not find device with ifindex 2000 in netnsfd 11
[  485.444833] Could not find netns with fd: 2000
[  485.444912] Cannot link a netdevsim to itself
[  485.445021] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).