[ 1182.299141][T12779] netdevsim netdevsim533 eni533np1: renamed from eth1
[ 1182.394418][T12781] netdevsim netdevsim312 eni312np1: renamed from eth0
[ 1184.762454][T12773] Could not find device with ifindex 2000 in netnsfd 11
[ 1184.763527][T12773] Could not find netns with fd: 2000
[ 1184.764432][T12773] Cannot link a netdevsim to itself
[ 1184.765498][T12773] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).