[  487.805309] netdevsim netdevsim580 eni580np1: renamed from eth1
[  487.901680] netdevsim netdevsim282 eni282np1: renamed from eth0
[  488.156870] Could not find device with ifindex 2000 in netnsfd 11
[  488.157216] Could not find netns with fd: 2000
[  488.157379] Cannot link a netdevsim to itself
[  488.157541] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).