[ 1339.499935][T12064] netdevsim netdevsim736 eni736np1: renamed from eth1
[ 1339.523511][T12065] netdevsim netdevsim447 eni447np1: renamed from eth0
[ 1343.257639][T12057] Could not find device with ifindex 2000 in netnsfd 11
[ 1343.258466][T12057] Could not find netns with fd: 2000
[ 1343.259085][T12057] Cannot link a netdevsim to itself
[ 1343.259801][T12057] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).