linux-kernel - Re: [PATCH] security: Don't yet account for IMA in LSM_CONFIG

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Message-ID: <CAHC9VhQW1mi5Z72cia7sqC7jERcCxO93xZJnvER=e7U6RqNFxQ@mail.gmail.com>
Date:   Thu, 26 Oct 2023 12:36:01 -0400
From:   Paul Moore <paul@...l-moore.com>
To:     Roberto Sassu <roberto.sassu@...weicloud.com>
Cc:     jmorris@...ei.org, serge@...lyn.com,
        linux-security-module@...r.kernel.org,
        linux-kernel@...r.kernel.org, zohar@...ux.ibm.com,
        linux-integrity@...r.kernel.org,
        Roberto Sassu <roberto.sassu@...wei.com>
Subject: Re: [PATCH] security: Don't yet account for IMA in LSM_CONFIG_COUNT calculation

On Thu, Oct 26, 2023 at 11:59 AM Paul Moore <paul@...l-moore.com> wrote:
> On Thu, Oct 26, 2023 at 11:12 AM Roberto Sassu
> <roberto.sassu@...weicloud.com> wrote:
> > On Thu, 2023-10-26 at 10:48 -0400, Paul Moore wrote:
> > > On Oct 26, 2023 Roberto Sassu <roberto.sassu@...weicloud.com> wrote:
> > > >
> > > > Since IMA is not yet an LSM, don't account for it in the LSM_CONFIG_COUNT
> > > > calculation, used to limit how many LSMs can invoke security_add_hooks().
> > > >
> > > > Signed-off-by: Roberto Sassu <roberto.sassu@...wei.com>
> > > > ---
> > > >  security/security.c | 1 -
> > > >  1 file changed, 1 deletion(-)
> > >
> > > Merged into lsm/dev-staging, thanks!
> >
> > Welcome!
> >
> > Could you please also rebase lsm/dev-staging, to move ab3888c7198d
> > ("LSM: wireup Linux Security Module syscalls") after f7875966dc0c
> > ("tools headers UAPI: Sync files changed by new fchmodat2 and
> > map_shadow_stack syscalls with the kernel sources")?
>
> Let me look into that, as long as it doesn't blow up the stuff in
> lsm/dev (I don't think it would), I'll go ahead and rebase to v6.6-rc4
> which should resolve the syscall numbering conflict.
>
> FWIW, I also hit the same problem with my kernel-secnext builds, if
> you're using those RPMs you'll find it's already resolved there.

That wasn't very messy so I've rebased lsm/dev-staging to v6.6-rc4 and
regenerated lsm/next.  If you notice any problems please let me know.

-- 
paul-moore.com