[  485.771467] netdevsim netdevsim611 eni611np1: renamed from eth1
[  485.771691] netdevsim netdevsim289 eni289np1: renamed from eth0
[  485.860795] Could not find device with ifindex 2000 in netnsfd 11
[  485.860934] Could not find netns with fd: 2000
[  485.861035] Cannot link a netdevsim to itself
[  485.861202] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).