linux-kernel - Re: [next-20251022] Kernel Boot Warnings at arch/powerpc/kernel/trace/ftrace.c:234

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Message-ID: <ee9aaeec-23bf-42ac-8a8d-4ba899cfdd13@linux.ibm.com>
Date: Wed, 22 Oct 2025 19:56:45 +0530
From: Venkat Rao Bagalkote <venkat88@...ux.ibm.com>
To: Petr Mladek <pmladek@...e.com>
Cc: LKML <linux-kernel@...r.kernel.org>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Madhavan Srinivasan <maddy@...ux.ibm.com>,
        Hari Bathini <hbathini@...ux.ibm.com>, joe.lawrence@...hat.com,
        Naveen N Rao <naveen@...nel.org>,
        Masahiro Yamada <masahiroy@...nel.org>, jpoimboe@...nel.org
Subject: Re: [next-20251022] Kernel Boot Warnings at
 arch/powerpc/kernel/trace/ftrace.c:234


On 22/10/25 6:36 pm, Petr Mladek wrote:
> On Wed 2025-10-22 17:36:18, Venkat Rao Bagalkote wrote:
>> On 22/10/25 1:52 pm, Venkat Rao Bagalkote wrote:
>>> Greetings!!!
>>>
>>>
>>> IBM CI has reported kernel boot warnings with next-20251022 kernel. I
>>> see there are couple of warnings hit and eventually system boots to
>>> emergency mode.
>>>
>>>
>> With the identified first bad commit, is casuing the kernel to boot to
>> emergency mode. I reverted the bad commit and built the kernel, then kernel
>> is booting fine, but with boot warnings.
> I guess that it is the same problem which should get fixed by the patch
> https://lore.kernel.org/r/e52ee3edf32874da645a9e037a7d77c69893a22a.1760982784.git.jpoimboe@kernel.org


Thank you Petr, for pointing to the fix patch. It fixes the kernel 
booting to emergency mode.

But boot warning still persists.

Regards,

Venkat.

>
> Best Regards,
> Petr