[  517.412117] netdevsim netdevsim595 eni595np1: renamed from eth1
[  517.509400] netdevsim netdevsim355 eni355np1: renamed from eth0
[  517.720713] Could not find device with ifindex 2000 in netnsfd 11
[  517.720908] Could not find netns with fd: 2000
[  517.720985] Cannot link a netdevsim to itself
[  517.721078] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).