[ 1041.462607][T12885] netdevsim netdevsim700 eni700np1: renamed from eth1
[ 1041.589844][T12888] netdevsim netdevsim330 eni330np1: renamed from eth0
[ 1043.452835][T12880] Could not find device with ifindex 2000 in netnsfd 11
[ 1043.453992][T12880] Could not find netns with fd: 2000
[ 1043.455070][T12880] Cannot link a netdevsim to itself
[ 1043.456389][T12880] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).