[ 1300.087138][T12851] netdevsim netdevsim406 eni406np1: renamed from eth0
[ 1300.147686][T12852] netdevsim netdevsim728 eni728np1: renamed from eth1
[ 1302.706376][T12838] Could not find device with ifindex 2000 in netnsfd 11
[ 1302.708392][T12838] Could not find netns with fd: 2000
[ 1302.709346][T12838] Cannot link a netdevsim to itself
[ 1302.710709][T12838] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).