[ 1070.296731][T12669] netdevsim netdevsim446 eni446np1: renamed from eth0
[ 1070.399998][T12666] netdevsim netdevsim685 eni685np1: renamed from eth1
[ 1072.347822][T12661] Could not find device with ifindex 2000 in netnsfd 11
[ 1072.348887][T12661] Could not find netns with fd: 2000
[ 1072.349646][T12661] Cannot link a netdevsim to itself
[ 1072.350529][T12661] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).