[  520.659859] netdevsim netdevsim558 eni558np1: renamed from eth1
[  520.757936] netdevsim netdevsim328 eni328np1: renamed from eth0
[  520.968767] Could not find device with ifindex 2000 in netnsfd 11
[  520.968973] Could not find netns with fd: 2000
[  520.969067] Cannot link a netdevsim to itself
[  520.969186] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).