[ 1228.730977][T12782] netdevsim netdevsim536 eni536np1: renamed from eth1
[ 1228.865216][T12780] netdevsim netdevsim462 eni462np1: renamed from eth0
[ 1231.423593][T12773] Could not find device with ifindex 2000 in netnsfd 11
[ 1231.425037][T12773] Could not find netns with fd: 2000
[ 1231.426103][T12773] Cannot link a netdevsim to itself
[ 1231.427365][T12773] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).