[  482.957042] netdevsim netdevsim291 eni291np1: renamed from eth0
[  483.057640] netdevsim netdevsim595 eni595np1: renamed from eth1
[  483.401722] Could not find device with ifindex 2000 in netnsfd 11
[  483.401853] Could not find netns with fd: 2000
[  483.401934] Cannot link a netdevsim to itself
[  483.402018] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).