[  482.612534] netdevsim netdevsim377 eni377np1: renamed from eth0
[  482.713970] netdevsim netdevsim608 eni608np1: renamed from eth1
[  483.059793] Could not find device with ifindex 2000 in netnsfd 11
[  483.059959] Could not find netns with fd: 2000
[  483.060044] Cannot link a netdevsim to itself
[  483.060157] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).