[ 1430.033462][T12607] netdevsim netdevsim412 eni412np1: renamed from eth0
[ 1430.051898][T12605] netdevsim netdevsim723 eni723np1: renamed from eth1
[ 1433.775568][T12599] Could not find device with ifindex 2000 in netnsfd 11
[ 1433.776624][T12599] Could not find netns with fd: 2000
[ 1433.777674][T12599] Cannot link a netdevsim to itself
[ 1433.778488][T12599] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).