[ 1305.859324][T12852] netdevsim netdevsim764 eni764np1: renamed from eth1
[ 1305.967135][T12853] netdevsim netdevsim500 eni500np1: renamed from eth0
[ 1308.586663][T12840] Could not find device with ifindex 2000 in netnsfd 11
[ 1308.590144][T12840] Could not find netns with fd: 2000
[ 1308.592294][T12840] Cannot link a netdevsim to itself
[ 1308.609402][T12840] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).