[  488.852694] netdevsim netdevsim675 eni675np1: renamed from eth1
[  488.949507] netdevsim netdevsim343 eni343np1: renamed from eth0
[  489.194701] Could not find device with ifindex 2000 in netnsfd 11
[  489.195012] Could not find netns with fd: 2000
[  489.195154] Cannot link a netdevsim to itself
[  489.195258] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).