[ 1217.107477][T12781] netdevsim netdevsim674 eni674np1: renamed from eth1
[ 1217.224032][T12784] netdevsim netdevsim477 eni477np1: renamed from eth0
[ 1220.246790][T12776] Could not find device with ifindex 2000 in netnsfd 11
[ 1220.248133][T12776] Could not find netns with fd: 2000
[ 1220.249151][T12776] Cannot link a netdevsim to itself
[ 1220.250441][T12776] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).