[  511.186281] netdevsim netdevsim582 eni582np1: renamed from eth1
[  511.283751] netdevsim netdevsim486 eni486np1: renamed from eth0
[  511.506166] Could not find device with ifindex 2000 in netnsfd 11
[  511.506338] Could not find netns with fd: 2000
[  511.506425] Cannot link a netdevsim to itself
[  511.506529] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).