[ 1306.739492][T12056] netdevsim netdevsim724 eni724np1: renamed from eth1
[ 1306.794557][T12057] netdevsim netdevsim388 eni388np1: renamed from eth0
[ 1310.373407][T12049] Could not find device with ifindex 2000 in netnsfd 11
[ 1310.374130][T12049] Could not find netns with fd: 2000
[ 1310.374716][T12049] Cannot link a netdevsim to itself
[ 1310.375397][T12049] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).