[  483.344280] netdevsim netdevsim402 eni402np1: renamed from eth0
[  483.345856] netdevsim netdevsim697 eni697np1: renamed from eth1
[  483.431318] Could not find device with ifindex 2000 in netnsfd 11
[  483.431397] Could not find netns with fd: 2000
[  483.431449] Cannot link a netdevsim to itself
[  483.431511] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).