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Date:   Thu, 22 Jul 2021 11:02:10 +0200
From:   Andreas Schwab <>
To:     Palmer Dabbelt <>
        Paul Walmsley <>,,,
Subject: Re: [PATCH -next v2] riscv: add VMAP_STACK overflow detection

On Jul 21 2021, Palmer Dabbelt wrote:

> On Mon, 19 Jul 2021 00:23:06 PDT (-0700), wrote:
>> On Jul 19 2021, tongtiangen wrote:
>>> On 2021/7/17 14:55, Andreas Schwab wrote:
>>>> Please use
>>>> and run it in qemu with u-boot as kernel.
>>>> Andreas.
>>> Hi andreas:
>>> I used today's latest mainline code and .config provided by you, and I
>>> can't reproduce this panic.
>> Did you test it like I said above?
>> Andreas.
> I'm getting this on and off, with just 
> on top of defconfig, when running on QEMU.  It's not showing up right now:
> I'd thought it was an issue with that initrd patch, but it went away when
> I re-ran the tests so I'm guessing it's something non-deterministic.  I'll
> try to take a look if it comes back.

The crash happens reliably with the image above.


Andreas Schwab,
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
"And now for something completely different."

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