[  524.640074] netdevsim netdevsim327 eni327np1: renamed from eth0
[  524.736669] netdevsim netdevsim746 eni746np1: renamed from eth1
[  525.007182] Could not find device with ifindex 2000 in netnsfd 11
[  525.007416] Could not find netns with fd: 2000
[  525.007519] Cannot link a netdevsim to itself
[  525.007642] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).