linux-kernel - Re: kexec reports "Cannot get kernel _text symbol address" on arm64 platform

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Message-ID: <ZNL14lnrHvzbpRQu@MiWiFi-R3L-srv>
Date:   Wed, 9 Aug 2023 10:11:46 +0800
From:   "bhe@...hat.com" <bhe@...hat.com>
To:     "Pandey, Radhey Shyam" <radhey.shyam.pandey@....com>,
        piliu@...hat.com
Cc:     "kexec@...ts.infradead.org" <kexec@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: kexec reports "Cannot get kernel _text symbol address" on arm64
 platform

On 08/08/23 at 07:17pm, Pandey, Radhey Shyam wrote:
> Hi,
> 
> I am trying to bring up kdump on arm64 platform[1]. But I get "Cannot get kernel _text symbol address".
> 
> Is there some Dump-capture kernel config options that I am missing?
> 
> FYI, copied below complete kexec debug log.
> 
> [1]: https://www.xilinx.com/products/boards-and-kits/vck190.html

Your description isn't clear. You saw the printing, then your kdump
kernel loading succeeded or not?

If no, have you tried applying Pingfan's patchset and still saw the issue?

[PATCHv7 0/5] arm64: zboot support
https://lore.kernel.org/all/20230803024152.11663-1-piliu@redhat.com/T/#u

Thanks
Baoquan