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

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Date:   Thu, 22 Jul 2021 17:42:52 +0200
From:   Andreas Schwab <schwab@...ux-m68k.org>
To:     Jisheng Zhang <jszhang3@...l.ustc.edu.cn>
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 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.

-- 
Andreas Schwab, schwab@...ux-m68k.org
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