[ 1035.972797][T12758] netdevsim netdevsim480 eni480np1: renamed from eth0
[ 1036.091456][T12757] netdevsim netdevsim671 eni671np1: renamed from eth1
[ 1037.831794][T12750] Could not find device with ifindex 2000 in netnsfd 11
[ 1037.832738][T12750] Could not find netns with fd: 2000
[ 1037.833464][T12750] Cannot link a netdevsim to itself
[ 1037.834290][T12750] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).