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Message-ID: <0f528aa0d4e6f2491835c9a78bb38dd162b75810.camel@linuxfromscratch.org>
Date:   Fri, 28 Jul 2023 18:05:27 +0800
From:   Xi Ruoyao <xry111@...uxfromscratch.org>
To:     Drew Fustini <dfustini@...libre.com>
Cc:     Jisheng Zhang <jszhang@...nel.org>,
        Conor Dooley <conor.dooley@...rochip.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Guo Ren <guoren@...nel.org>, Fu Wei <wefu@...hat.com>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-riscv@...ts.infradead.org
Subject: Re: [PATCH v3 0/8] Add Sipeed Lichee Pi 4A RISC-V board support

On Fri, 2023-07-28 at 15:40 +0800, Xi Ruoyao wrote:
> On Fri, 2023-07-28 at 00:04 -0700, Drew Fustini wrote:
> > It seems like your kernel config is the problem. I used it and I saw
> > the same result of a panic in riscv_intc_irq:
> > https://gist.github.com/pdp7/1a26ebe20017a3b90c4e9c005f8178e1
> > 
> > This is the config I have been using successfully:
> > https://gist.github.com/pdp7/ecb34ba1e93fc6cfc4dce66d71e14f82
> > 
> > Could you try that config?
> > 
> > Linux 6.5-rc3 boots okay when built with it:
> > https://gist.github.com/pdp7/580b072f9a5bf9be87cf88b5f81e50e3
> 
> Yes, your configuration works.
> 
> I'll try to figure out which specific configuration item is problematic
> in my origin one...

Ah, I found it... If I deselect CONFIG_FRAME_POINTER it will crash.

And I see RISC-V selects ARCH_WANT_FRAME_POINTERS, so it seems frame
pointer is mandated.  But then why I'm able to deselect
CONFIG_FRAME_POINTER?

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