[ 1301.027956][T12514] netdevsim netdevsim350 eni350np1: renamed from eth0
[ 1301.036786][T12511] netdevsim netdevsim763 eni763np1: renamed from eth1
[ 1303.972014][T12501] Could not find device with ifindex 2000 in netnsfd 11
[ 1303.973945][T12501] Could not find netns with fd: 2000
[ 1303.975457][T12501] Cannot link a netdevsim to itself
[ 1303.977874][T12501] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).