linux-kernel - Re: [CRASH][BISECTED] 6.4.1 crash in boot

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Message-ID: <ed3e4315-b149-2f9e-70d4-45d7f83b9922@alu.unizg.hr>
Date:   Mon, 3 Jul 2023 09:03:38 +0200
From:   Mirsad Goran Todorovac <mirsad.todorovac@....unizg.hr>
To:     Kees Cook <keescook@...omium.org>
Cc:     Guenter Roeck <linux@...ck-us.net>,
        Bagas Sanjaya <bagasdotme@...il.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux LLVM <llvm@...ts.linux.dev>,
        linux-kbuild@...r.kernel.org,
        Linux Regressions <regressions@...ts.linux.dev>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>
Subject: Re: [CRASH][BISECTED] 6.4.1 crash in boot

On 3.7.2023. 7:41, Kees Cook wrote:
> On Mon, Jul 03, 2023 at 07:18:57AM +0200, Mirsad Goran Todorovac wrote:
>> I apologise for confusion. In fact, I have cloned the Torvalds tree after
>> 6.4.1 was released, but I actually cloned the Torvalds tree, not the 6.4.1
>> from the stable branch as the Subject line might have misled.
> 
> Thanks, no worries! I got myself confused too. :)
> 
> The config you sent looks like I'd expect now too. Questions for you, if
> you have time to diagnose further:
> 
> - Are you able to catch the very beginning of the crash, where the Oops
>    starts?

It scrolls up very quickly. Couldn't catch that with the camera.

> - Does pstore work for you to catch the crash?

Haven't tried that yet. I will have to do some homework.

> - Can you try booting with this patch applied?
>    https://lore.kernel.org/lkml/20230629190900.never.787-kees@kernel.org/

Sure, but after 4 PM UTC+02 I suppose.

> I'll try to see if I can figure out anything more from the images you
> posted.

I really couldn't figure out myself what went wrong with this one?

Best regards,
Mirsad Todorovac