[  486.674242] netdevsim netdevsim676 eni676np1: renamed from eth1
[  486.770959] netdevsim netdevsim490 eni490np1: renamed from eth0
[  486.982093] Could not find device with ifindex 2000 in netnsfd 11
[  486.982474] Could not find netns with fd: 2000
[  486.982556] Cannot link a netdevsim to itself
[  486.982658] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).