[ 1308.672664][T12851] netdevsim netdevsim302 eni302np1: renamed from eth0
[ 1308.687671][T12852] netdevsim netdevsim553 eni553np1: renamed from eth1
[ 1311.378565][T12838] Could not find device with ifindex 2000 in netnsfd 11
[ 1311.380882][T12838] Could not find netns with fd: 2000
[ 1311.381811][T12838] Cannot link a netdevsim to itself
[ 1311.383005][T12838] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).