[  482.168089] netdevsim netdevsim469 eni469np1: renamed from eth0
[  482.268878] netdevsim netdevsim675 eni675np1: renamed from eth1
[  482.568720] Could not find device with ifindex 2000 in netnsfd 11
[  482.568886] Could not find netns with fd: 2000
[  482.568993] Cannot link a netdevsim to itself
[  482.569115] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).