linux-kernel - Re: [PATCH -next v2] riscv: add VMAP

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Message-ID: <20210723075432.098634a2@xhacker>
Date:   Fri, 23 Jul 2021 07:54:32 +0800
From:   Jisheng Zhang <jszhang3@...l.ustc.edu.cn>
To:     Andreas Schwab <schwab@...ux-m68k.org>
Cc:     Atish Patra <atishp@...shpatra.org>,
        Palmer Dabbelt <palmer@...belt.com>, tongtiangen@...wei.com,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        linux-riscv <linux-riscv@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org List" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH -next v2] riscv: add VMAP_STACK overflow detection

On Thu, 22 Jul 2021 17:42:52 +0200
Andreas Schwab <schwab@...ux-m68k.org> wrote:

> On Jul 22 2021, Jisheng Zhang wrote:
> 
> > I think we need to pin the stack before calling get_wchan(), could you please
> > try below patch?  
> 
> Thanks, this fixes the crash for me.
> 
> Andreas.
> 

Thanks for testing. I will send out formal patch later

Thanks