[ 1341.578235][T13033] netdevsim netdevsim646 eni646np1: renamed from eth1
[ 1341.712948][T13035] netdevsim netdevsim435 eni435np1: renamed from eth0
[ 1344.241748][T13022] Could not find device with ifindex 2000 in netnsfd 11
[ 1344.243653][T13022] Could not find netns with fd: 2000
[ 1344.244583][T13022] Cannot link a netdevsim to itself
[ 1344.245644][T13022] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).