[PATCH v4 2/4] bpf-lsm: Make bpf_lsm_userns_create() sleepable

Paul Moore paul at paul-moore.com
Mon Aug 1 23:06:06 UTC 2022


On Mon, Aug 1, 2022 at 7:00 PM Alexei Starovoitov
<alexei.starovoitov at gmail.com> wrote:
>
> On Mon, Aug 01, 2022 at 01:01:44PM -0500, Frederick Lawler wrote:
> > Users may want to audit calls to security_create_user_ns() and access
> > user space memory. Also create_user_ns() runs without
> > pagefault_disabled(). Therefore, make bpf_lsm_userns_create() sleepable
> > for mandatory access control policies.
> >
> > Signed-off-by: Frederick Lawler <fred at cloudflare.com>
> > Acked-by: Christian Brauner (Microsoft) <brauner at kernel.org>
>
> We can take this set through bpf-next tree if it's easier.

Thanks Alexei, but I'm currently planning to merge it into the LSM
next branch once the merge window closes.

> Or if it goes through other trees:
> Acked-by: Alexei Starovoitov <ast at kernel.org>

I appreciate the review/ACK, would you mind reviewing the tests too (patch 3/4)?

-- 
paul-moore.com



More information about the Linux-security-module-archive mailing list