[  751.303287][T14596] netdevsim netdevsim296 eni296np1: renamed from eth0
[  751.313914][T14598] netdevsim netdevsim740 eni740np1: renamed from eth1
[  751.890606][T14584] Could not find device with ifindex 2000 in netnsfd 11
[  751.891227][T14584] Could not find netns with fd: 2000
[  751.893428][T14584] Cannot link a netdevsim to itself
[  751.893963][T14584] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).