[  814.211646][T14768] netdevsim netdevsim260 eni260np1: renamed from eth0
[  814.228083][T14770] netdevsim netdevsim551 eni551np1: renamed from eth1
[  814.870588][T14756] Could not find device with ifindex 2000 in netnsfd 11
[  814.871433][T14756] Could not find netns with fd: 2000
[  814.871820][T14756] Cannot link a netdevsim to itself
[  814.872277][T14756] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).