[  821.482518][T14582] netdevsim netdevsim328 eni328np1: renamed from eth0
[  821.506987][T14585] netdevsim netdevsim722 eni722np1: renamed from eth1
[  822.228983][T14570] Could not find device with ifindex 2000 in netnsfd 11
[  822.229891][T14570] Could not find netns with fd: 2000
[  822.230303][T14570] Cannot link a netdevsim to itself
[  822.230765][T14570] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).