[  456.481098] netdevsim netdevsim363 eni363np1: renamed from eth0
[  456.481805] netdevsim netdevsim529 eni529np1: renamed from eth1
[  456.594027] Could not find device with ifindex 2000 in netnsfd 11
[  456.594128] Could not find netns with fd: 2000
[  456.594177] Cannot link a netdevsim to itself
[  456.594230] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).