[  472.648161] netdevsim netdevsim458 eni458np1: renamed from eth0
[  472.648927] netdevsim netdevsim524 eni524np1: renamed from eth1
[  472.722158] Could not find device with ifindex 2000 in netnsfd 11
[  472.722247] Could not find netns with fd: 2000
[  472.722290] Cannot link a netdevsim to itself
[  472.722338] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).