[ 1333.065009][T12796] netdevsim netdevsim756 eni756np1: renamed from eth1
[ 1333.214447][T12800] netdevsim netdevsim443 eni443np1: renamed from eth0
[ 1335.897706][T12788] Could not find device with ifindex 2000 in netnsfd 11
[ 1335.899024][T12788] Could not find netns with fd: 2000
[ 1335.899997][T12788] Cannot link a netdevsim to itself
[ 1335.901155][T12788] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).