[ 1046.870175][T12752] netdevsim netdevsim287 eni287np1: renamed from eth0
[ 1046.972799][T12751] netdevsim netdevsim719 eni719np1: renamed from eth1
[ 1048.803807][T12744] Could not find device with ifindex 2000 in netnsfd 11
[ 1048.804817][T12744] Could not find netns with fd: 2000
[ 1048.805526][T12744] Cannot link a netdevsim to itself
[ 1048.806363][T12744] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).