[ 1274.669551][T13193] netdevsim netdevsim273 eni273np1: renamed from eth0
[ 1274.675056][T13191] netdevsim netdevsim728 eni728np1: renamed from eth1
[ 1277.385875][T13181] Could not find device with ifindex 2000 in netnsfd 11
[ 1277.387027][T13181] Could not find netns with fd: 2000
[ 1277.387882][T13181] Cannot link a netdevsim to itself
[ 1277.388996][T13181] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).