[  485.562918] netdevsim netdevsim363 eni363np1: renamed from eth0
[  485.563323] netdevsim netdevsim553 eni553np1: renamed from eth1
[  485.651761] Could not find device with ifindex 2000 in netnsfd 11
[  485.651872] Could not find netns with fd: 2000
[  485.651929] Cannot link a netdevsim to itself
[  485.651990] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).