[ 1032.896589][T12758] netdevsim netdevsim275 eni275np1: renamed from eth0
[ 1033.012146][T12757] netdevsim netdevsim541 eni541np1: renamed from eth1
[ 1034.918246][T12750] Could not find device with ifindex 2000 in netnsfd 11
[ 1034.919789][T12750] Could not find netns with fd: 2000
[ 1034.921248][T12750] Cannot link a netdevsim to itself
[ 1034.922569][T12750] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).