[  747.056794][T14417] netdevsim netdevsim374 eni374np1: renamed from eth0
[  747.081391][T14419] netdevsim netdevsim740 eni740np1: renamed from eth1
[  747.635556][T14405] Could not find device with ifindex 2000 in netnsfd 11
[  747.636117][T14405] Could not find netns with fd: 2000
[  747.636580][T14405] Cannot link a netdevsim to itself
[  747.637086][T14405] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).