[ 1309.094264][T12981] netdevsim netdevsim435 eni435np1: renamed from eth0
[ 1309.200050][T12978] netdevsim netdevsim513 eni513np1: renamed from eth1
[ 1311.911722][T12969] Could not find device with ifindex 2000 in netnsfd 11
[ 1311.914190][T12969] Could not find netns with fd: 2000
[ 1311.915186][T12969] Cannot link a netdevsim to itself
[ 1311.916344][T12969] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).