[  524.400587] netdevsim netdevsim592 eni592np1: renamed from eth1
[  524.498710] netdevsim netdevsim303 eni303np1: renamed from eth0
[  524.731226] Could not find device with ifindex 2000 in netnsfd 11
[  524.731449] Could not find netns with fd: 2000
[  524.731545] Cannot link a netdevsim to itself
[  524.731667] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).