[ 1037.193414][T12579] netdevsim netdevsim757 eni757np1: renamed from eth1
[ 1037.293486][T12580] netdevsim netdevsim409 eni409np1: renamed from eth0
[ 1039.098461][T12572] Could not find device with ifindex 2000 in netnsfd 11
[ 1039.099660][T12572] Could not find netns with fd: 2000
[ 1039.100574][T12572] Cannot link a netdevsim to itself
[ 1039.101315][T12572] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).