[  696.627619][T13043] netdevsim netdevsim352 eni352np1: renamed from eth0
[  696.650700][T13045] netdevsim netdevsim642 eni642np1: renamed from eth1
[  697.285029][T13031] Could not find device with ifindex 2000 in netnsfd 11
[  697.285996][T13031] Could not find netns with fd: 2000
[  697.289328][T13031] Cannot link a netdevsim to itself
[  697.289920][T13031] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).