1CLONE_THREAD
2CLONE_FS
3CLONE_NEWNS
4CLONE_SIGHAND
5CLONE_VM
6CLONE_FILES
7CLONE_SYSVSEM
8CLONE_NEWUTS
9CLONE_NEWIPC
10CLONE_NEWNET
11CLONE_NEWUSER
12CLONE_NEWPID
13CLONE_NEWCGROUP
14