linux-kernel - Re: [PATCH v3 8/9] ARM: kprobes: Make a frame pointer on __kretprobe

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Message-Id: <20211208212638.e269d1282175c1b51014cc1e@kernel.org>
Date:   Wed, 8 Dec 2021 21:26:38 +0900
From:   Masami Hiramatsu <mhiramat@...nel.org>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Ard Biesheuvel <ardb@...nel.org>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        "Naveen N . Rao" <naveen.n.rao@...ux.vnet.ibm.com>,
        Ananth N Mavinakayanahalli <ananth@...ux.ibm.com>,
        Ingo Molnar <mingo@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Sven Schnelle <svens@...ux.ibm.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Russell King <linux@...linux.org.uk>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v3 8/9] ARM: kprobes: Make a frame pointer on
 __kretprobe_trampoline

On Sat, 4 Dec 2021 13:08:46 +0100
Arnd Bergmann <arnd@...db.de> wrote:

> On Sat, Dec 4, 2021 at 9:45 AM Ard Biesheuvel <ardb@...nel.org> wrote:
> >
> > Does this help?
> 
> Yes, this fixes it, thanks for the quick help!

Thanks Ard and Arnd!
BTW, would you know what kconfig item warns this issue, or is it only
with gcc-11?
I would like to build the same environment.

Thank you,


> 
>        Arnd


-- 
Masami Hiramatsu <mhiramat@...nel.org>