[ 1036.996262][T12578] netdevsim netdevsim677 eni677np1: renamed from eth1
[ 1037.112145][T12579] netdevsim netdevsim439 eni439np1: renamed from eth0
[ 1039.016658][T12571] Could not find device with ifindex 2000 in netnsfd 11
[ 1039.017799][T12571] Could not find netns with fd: 2000
[ 1039.018686][T12571] Cannot link a netdevsim to itself
[ 1039.019565][T12571] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).