[  521.759113] netdevsim netdevsim767 eni767np1: renamed from eth1
[  521.856389] netdevsim netdevsim365 eni365np1: renamed from eth0
[  522.122472] Could not find device with ifindex 2000 in netnsfd 11
[  522.122666] Could not find netns with fd: 2000
[  522.122749] Cannot link a netdevsim to itself
[  522.122844] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).