[  988.982492][ T9698] netdevsim netdevsim595 eni595np1: renamed from eth1
[  989.079801][ T9702] netdevsim netdevsim343 eni343np1: renamed from eth0
[  991.599775][ T9692] Could not find device with ifindex 2000 in netnsfd 11
[  991.600989][ T9692] Could not find netns with fd: 2000
[  991.601825][ T9692] Cannot link a netdevsim to itself
[  991.602861][ T9692] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).