[ 1022.837307][T12730] netdevsim netdevsim459 eni459np1: renamed from eth0
[ 1022.947604][T12682] netdevsim netdevsim743 eni743np1: renamed from eth1
[ 1024.753400][T12726] Could not find device with ifindex 2000 in netnsfd 11
[ 1024.754568][T12726] Could not find netns with fd: 2000
[ 1024.755270][T12726] Cannot link a netdevsim to itself
[ 1024.756299][T12726] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).