[  693.368030][T13056] netdevsim netdevsim328 eni328np1: renamed from eth0
[  693.388024][T13058] netdevsim netdevsim547 eni547np1: renamed from eth1
[  693.989295][T13044] Could not find device with ifindex 2000 in netnsfd 11
[  693.990107][T13044] Could not find netns with fd: 2000
[  693.990488][T13044] Cannot link a netdevsim to itself
[  693.990945][T13044] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).