Quoting "Herbert Poetzl" <herbert@13thfloor.at>:
>
> I presume your mount syscall returns with
> EINVAL not with EPERM (strace will show) and
> that can be caused by a bunch of things
>
> my bet would be that it is caused by the
> shared namespace/mount propagation configure
> by util-vserver to allow to administrate the
> guest from outside ...
>
> HTH,
> Herbert
>
Thanks muchly for the security info Herbert.
You are correct, it returns EINVAL:
readlink("/tmp/foo", 0x7fffc1482140, 4096) = -1 EINVAL (Invalid argument)
Is there a way to fix it?
Cheers,
==
From Ben Green