[  474.262091] netdevsim netdevsim260 eni260np1: renamed from eth0
[  474.262495] netdevsim netdevsim715 eni715np1: renamed from eth1
[  474.340129] Could not find device with ifindex 2000 in netnsfd 11
[  474.340197] Could not find netns with fd: 2000
[  474.340233] Cannot link a netdevsim to itself
[  474.340274] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).