linux-kernel - Re: [PATCH] x86/stacktrace: Fix infinite loop in arch_stack_walk

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Message-ID: <CAHk-=wgd68CAFKXYKHojqEWu17Hrsk2UmMVcN3SQFuXnNMnc+w@mail.gmail.com>
Date:   Wed, 10 Jul 2019 21:10:09 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Eiichi Tsukata <devel@...ukata.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Peter Anvin <hpa@...or.com>,
        "the arch/x86 maintainers" <x86@...nel.org>,
        Linux List Kernel Mailing <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86/stacktrace: Fix infinite loop in arch_stack_walk_user()

On Wed, Jul 10, 2019 at 7:35 PM Eiichi Tsukata <devel@...ukata.com> wrote:
>
> Once we find a lack of return address, there is no need to continue
> loop, so let's break out.

Looks good to me, feel free to add

  Acked-by: Linus Torvalds <torvalds@...ux-foundation.org>

and I'll assume this comes through the x86 -tip tree..

         Linus