[Lxc-users] lxc-start fails when / is a shared mount

[Serge Hallyn]

Quoting Marios Titas (redneb8888 at gmail.com):
> Hi list,
> 
> I just ran into this problem: If you do
>     # mount --make-shared /
> to mark / as a shared mount then lxc-start fails when you have
> specified a lxc.rootfs in the configuration file. The error that
> lxc-start gives is the following:
>     Invalid argument - pivot_root syscall failed
> Is this the normal behavior or is this a kernel bug?

It is normal behavior.  Perhaps lxc should fall back to chroot when
pivot_root fails.

-serge