[ 1029.007128][T12650] netdevsim netdevsim730 eni730np1: renamed from eth1
[ 1029.104024][T12584] netdevsim netdevsim402 eni402np1: renamed from eth0
[ 1031.007212][T12729] Could not find device with ifindex 2000 in netnsfd 11
[ 1031.008263][T12729] Could not find netns with fd: 2000
[ 1031.009010][T12729] Cannot link a netdevsim to itself
[ 1031.009884][T12729] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).