[  523.691503] netdevsim netdevsim594 eni594np1: renamed from eth1
[  523.787388] netdevsim netdevsim482 eni482np1: renamed from eth0
[  524.058991] Could not find device with ifindex 2000 in netnsfd 11
[  524.059216] Could not find netns with fd: 2000
[  524.059335] Cannot link a netdevsim to itself
[  524.059476] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).