[  483.262355] netdevsim netdevsim425 eni425np1: renamed from eth0
[  483.263327] netdevsim netdevsim546 eni546np1: renamed from eth1
[  483.350055] Could not find device with ifindex 2000 in netnsfd 11
[  483.350169] Could not find netns with fd: 2000
[  483.350260] Cannot link a netdevsim to itself
[  483.350373] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).