[  516.513256] netdevsim netdevsim705 eni705np1: renamed from eth1
[  516.610105] netdevsim netdevsim487 eni487np1: renamed from eth0
[  516.831714] Could not find device with ifindex 2000 in netnsfd 11
[  516.831923] Could not find netns with fd: 2000
[  516.832020] Cannot link a netdevsim to itself
[  516.832131] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).