[  480.781977] netdevsim netdevsim606 eni606np1: renamed from eth1
[  480.882267] netdevsim netdevsim275 eni275np1: renamed from eth0
[  481.193256] Could not find device with ifindex 2000 in netnsfd 11
[  481.193371] Could not find netns with fd: 2000
[  481.193433] Cannot link a netdevsim to itself
[  481.193510] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).