[  512.869072] netdevsim netdevsim445 eni445np1: renamed from eth0
[  512.966896] netdevsim netdevsim739 eni739np1: renamed from eth1
[  513.181020] Could not find device with ifindex 2000 in netnsfd 11
[  513.181261] Could not find netns with fd: 2000
[  513.181376] Cannot link a netdevsim to itself
[  513.181511] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).