[ 1023.631857][T12479] netdevsim netdevsim366 eni366np1: renamed from eth0
[ 1023.752673][T12478] netdevsim netdevsim546 eni546np1: renamed from eth1
[ 1025.746857][T12471] Could not find device with ifindex 2000 in netnsfd 11
[ 1025.748303][T12471] Could not find netns with fd: 2000
[ 1025.749084][T12471] Cannot link a netdevsim to itself
[ 1025.749947][T12471] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).