[  753.650361][T14579] netdevsim netdevsim498 eni498np1: renamed from eth0
[  753.668362][T14581] netdevsim netdevsim605 eni605np1: renamed from eth1
[  754.249261][T14567] Could not find device with ifindex 2000 in netnsfd 11
[  754.249882][T14567] Could not find netns with fd: 2000
[  754.250327][T14567] Cannot link a netdevsim to itself
[  754.251204][T14567] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).