[ 1018.174665][T12645] netdevsim netdevsim562 eni562np1: renamed from eth1
[ 1018.281601][T12647] netdevsim netdevsim455 eni455np1: renamed from eth0
[ 1019.956358][T12640] Could not find device with ifindex 2000 in netnsfd 11
[ 1019.957327][T12640] Could not find netns with fd: 2000
[ 1019.957995][T12640] Cannot link a netdevsim to itself
[ 1019.958817][T12640] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).