[  488.605840] netdevsim netdevsim276 eni276np1: renamed from eth0
[  488.703001] netdevsim netdevsim708 eni708np1: renamed from eth1
[  488.915847] Could not find device with ifindex 2000 in netnsfd 11
[  488.916180] Could not find netns with fd: 2000
[  488.916296] Cannot link a netdevsim to itself
[  488.916432] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).