[  812.862773][T14747] netdevsim netdevsim324 eni324np1: renamed from eth0
[  812.889431][T14749] netdevsim netdevsim664 eni664np1: renamed from eth1
[  813.472250][T14735] Could not find device with ifindex 2000 in netnsfd 11
[  813.473040][T14735] Could not find netns with fd: 2000
[  813.473410][T14735] Cannot link a netdevsim to itself
[  813.473824][T14735] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).