[  483.948316] netdevsim netdevsim502 eni502np1: renamed from eth0
[  483.949068] netdevsim netdevsim558 eni558np1: renamed from eth1
[  484.035909] Could not find device with ifindex 2000 in netnsfd 11
[  484.036016] Could not find netns with fd: 2000
[  484.036079] Cannot link a netdevsim to itself
[  484.036156] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).