[ 1331.902777][T12190] netdevsim netdevsim645 eni645np1: renamed from eth1
[ 1332.007447][T12192] netdevsim netdevsim351 eni351np1: renamed from eth0
[ 1335.560855][T12184] Could not find device with ifindex 2000 in netnsfd 11
[ 1335.562107][T12184] Could not find netns with fd: 2000
[ 1335.563509][T12184] Cannot link a netdevsim to itself
[ 1335.565024][T12184] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).