Bug#1107299: kernel: watchdog: Watchdog detected hard LOCKUP on cpu

From	Salvatore Bonaccorso <carnil@debian.org>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#1107299: kernel: watchdog: Watchdog detected hard LOCKUP on cpu
Date	2025-06-12 23:20 +0200
Message-ID	<KWXv3-a8nC-3@gated-at.bofh.it> (permalink)
References	<KU8Gm-8inc-9@gated-at.bofh.it> <KU8Gm-8inc-9@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Hi

On Thu, Jun 05, 2025 at 12:28:02PM +1000, JoE wrote:
> Package: src:linux
> Version: 6.12.27-1
> Severity: important
> X-Debbugs-Cc: joe2014knowbody@gmail.com
> 
> Dear Maintainer,
> 
>    * What led up to the situation?
> 
> Had Thunderbird and goodvibes-client open. I closed the lid (laptop
> screen). Aproximately an hour later I open the lid, everything seemed to
> work, radio continued playing and I was able to read my mails, and then
> few seconds later it froze.
> 
>    * What exactly did you do (or not do) that was effective (or
>      ineffective)?
> 
> I tried waitting a couple minutes, then I tried accessing the ttys
> (Ctrl+Alt F3, F4..etc) no effect. Keys would not respond. Completly
> locked up. Had to hard reset by holding down power button.
> 
>    * What was the outcome of this action?
> 
> When system came back up it fixed the corrupted file system due to the
> hard reset, and appears to be working again. The log reads 
> "kernel: watchdog: Watchdog detected hard LOCKUP on cpu" on all cpu.

Can you please retest this with the most recent kernel for the 6.12.y
stable series, 6.12.32-1 in unstable and if yes, please report new
fresh complete logs?

Regards,
Salvatore

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Bug#1107299: kernel: watchdog: Watchdog detected hard LOCKUP on cpu Salvatore Bonaccorso <carnil@debian.org> - 2025-06-12 23:20 +0200

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