[ 1023.594628][T12132] netdevsim netdevsim446 eni446np1: renamed from eth0
[ 1023.600047][T12133] netdevsim netdevsim752 eni752np1: renamed from eth1
[ 1025.308622][T12454] Could not find device with ifindex 2000 in netnsfd 11
[ 1025.310133][T12454] Could not find netns with fd: 2000
[ 1025.311248][T12454] Cannot link a netdevsim to itself
[ 1025.312526][T12454] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).