linux-kernel - Re: [PATCH bpf-next v7 7/8] bpf: lsm: Add selftests for BPF_PROG_TYPE

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Message-ID: <alpine.LRH.2.21.2003271131180.17915@namei.org>
Date:   Fri, 27 Mar 2020 11:31:38 +1100 (AEDT)
From:   James Morris <jmorris@...ei.org>
To:     KP Singh <kpsingh@...omium.org>
cc:     linux-kernel@...r.kernel.org, bpf@...r.kernel.org,
        linux-security-module@...r.kernel.org,
        Brendan Jackman <jackmanb@...gle.com>,
        Florent Revest <revest@...gle.com>,
        Thomas Garnier <thgarnie@...gle.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Kees Cook <keescook@...omium.org>,
        Paul Turner <pjt@...gle.com>, Jann Horn <jannh@...gle.com>,
        Florent Revest <revest@...omium.org>,
        Brendan Jackman <jackmanb@...omium.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH bpf-next v7 7/8] bpf: lsm: Add selftests for
 BPF_PROG_TYPE_LSM

On Thu, 26 Mar 2020, KP Singh wrote:

> From: KP Singh <kpsingh@...gle.com>
> 
> * Load/attach a BPF program that hooks to file_mprotect (int)
>   and bprm_committed_creds (void).
> * Perform an action that triggers the hook.
> * Verify if the audit event was received using the shared global
>   variables for the process executed.
> * Verify if the mprotect returns a -EPERM.
> 
> Signed-off-by: KP Singh <kpsingh@...gle.com>
> Reviewed-by: Brendan Jackman <jackmanb@...gle.com>
> Reviewed-by: Florent Revest <revest@...gle.com>
> Reviewed-by: Thomas Garnier <thgarnie@...gle.com>

Cool stuff!

Reviewed-by: James Morris <jamorris@...ux.microsoft.com>


-- 
James Morris
<jmorris@...ei.org>