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Date:   Mon, 21 Nov 2022 19:24:23 -0500
From:   Steven Rostedt <rostedt@goodmis.org>
To:     Alexei Starovoitov <alexei.starovoitov@gmail.com>
Cc:     Borislav Petkov <bp@alien8.de>,
        LKML <linux-kernel@vger.kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Masami Hiramatsu <mhiramat@kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Peter Zijlstra <peterz@infradead.org>,
        Kees Cook <keescook@chromium.org>,
        Josh Poimboeuf <jpoimboe@redhat.com>,
        KP Singh <kpsingh@kernel.org>, Chris Mason <clm@meta.com>,
        Mark Rutland <mark.rutland@arm.com>,
        Florent Revest <revest@chromium.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Christoph Hellwig <hch@infradead.org>
Subject: Re: [PATCH] error-injection: Add prompt for function error
 injection
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On Mon, 21 Nov 2022 15:36:08 -0800
Alexei Starovoitov <alexei.starovoitov@gmail.com> wrote:

> The commit log is bogus and the lack of understanding what
> bpf and error injection hooks are used for expressed
> in this thread is quite sad.
> Disabling error injection makes the system _less_ secure.

Please specify.

As Masami replied, you are abusing this feature for some arcane way to do
security. It's "error injection" how does enabling this improve security???

-- Steve


> But giving people an option to reduce security is a decision
> that every distro and data center has to make on their own.