[ 1049.096643][ T8142] netdevsim netdevsim686 eni686np1: renamed from eth1
[ 1049.114527][ T8145] netdevsim netdevsim302 eni302np1: renamed from eth0
[ 1052.568030][ T8136] Could not find device with ifindex 2000 in netnsfd 11
[ 1052.569173][ T8136] Could not find netns with fd: 2000
[ 1052.570174][ T8136] Cannot link a netdevsim to itself
[ 1052.571376][ T8136] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).