[ 1044.789723][T12780] netdevsim netdevsim447 eni447np1: renamed from eth0
[ 1044.868151][T12782] netdevsim netdevsim608 eni608np1: renamed from eth1
[ 1046.713708][T12859] Could not find device with ifindex 2000 in netnsfd 11
[ 1046.715256][T12859] Could not find netns with fd: 2000
[ 1046.716461][T12859] Cannot link a netdevsim to itself
[ 1046.718089][T12859] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).