[  756.497607][T14442] netdevsim netdevsim398 eni398np1: renamed from eth0
[  756.511342][T14444] netdevsim netdevsim695 eni695np1: renamed from eth1
[  757.072321][T14430] Could not find device with ifindex 2000 in netnsfd 11
[  757.072845][T14430] Could not find netns with fd: 2000
[  757.078590][T14430] Cannot link a netdevsim to itself
[  757.079027][T14430] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).