[  483.029201] netdevsim netdevsim601 eni601np1: renamed from eth1
[  483.029556] netdevsim netdevsim287 eni287np1: renamed from eth0
[  483.107160] Could not find device with ifindex 2000 in netnsfd 11
[  483.107256] Could not find netns with fd: 2000
[  483.107302] Cannot link a netdevsim to itself
[  483.107354] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).