[ 1032.910377][ T8138] netdevsim netdevsim581 eni581np1: renamed from eth1
[ 1032.939832][ T8141] netdevsim netdevsim499 eni499np1: renamed from eth0
[ 1036.267111][ T8132] Could not find device with ifindex 2000 in netnsfd 11
[ 1036.267907][ T8132] Could not find netns with fd: 2000
[ 1036.268531][ T8132] Cannot link a netdevsim to itself
[ 1036.269254][ T8132] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).