linux-kernel - Re: [BUGFIX PATCH v3 0/4] arm: kprobes: Fix to prohibit probing on unsafe functions

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Message-ID: <59CD6F84-9E51-469B-BB67-340A4F376A13@gmail.com>
Date:   Sat, 12 May 2018 10:29:57 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     linux-arm-kernel@...ts.infradead.org,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Russell King - ARM Linux <linux@...linux.org.uk>
CC:     Jon Medhurst <tixy@...aro.org>, Wang Nan <wangnan0@...wei.com>,
        Will Deacon <will.deacon@....com>,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        David Long <dave.long@...aro.org>
Subject: Re: [BUGFIX PATCH v3 0/4] arm: kprobes: Fix to prohibit probing on unsafe functions

On May 12, 2018 4:31:37 AM PDT, Masami Hiramatsu <mhiramat@...nel.org> wrote:
>Hi Russell,
>
>On Tue, 8 May 2018 12:25:03 +0100
>Russell King - ARM Linux <linux@...linux.org.uk> wrote:
>
>> On Fri, May 04, 2018 at 01:14:31PM +0900, Masami Hiramatsu wrote:
>> > Hi,
>> > 
>> > This is the 3rd version of bugfix series for kprobes on arm.
>> > This series fixes 4 different issues which I found.
>> > 
>> >  - Fix to use smp_processor_id() after disabling preemption.
>> >  - Prohibit probing on optimized_callback() for avoiding
>> >    recursive probe.
>> >  - Prohibit kprobes on do_undefinstr() by same reason.
>> >  - Prohibit kprobes on get_user() by same reason.
>> > 
>> > >From v2, I included another 2 bugfixes (1/4 and 2/4)
>> > which are not merged yet, and added "Cc: stable@...r.kernel.org",
>> > since there are obvious bugs.
>> 
>> Please submit them to the patch system, thanks.
>
>Could you tell me what you mean the patch system?

This is in Russell's signature:

RMK's Patch system: http://www.armlinux.org.uk/developer/patches/

-- 
Florian