[  476.923432] netdevsim netdevsim324 eni324np1: renamed from eth0
[  476.924028] netdevsim netdevsim556 eni556np1: renamed from eth1
[  477.020139] Could not find device with ifindex 2000 in netnsfd 11
[  477.020230] Could not find netns with fd: 2000
[  477.020271] Cannot link a netdevsim to itself
[  477.020318] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).