linux-kernel - Re: [PATCH 6.12 00/40] 6.12.57-rc1 review

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Message-ID: <834b1518-67c0-4d8b-b607-f960a178ff2c@roeck-us.net>
Date: Wed, 12 Nov 2025 19:02:30 -0800
From: Guenter Roeck <linux@...ck-us.net>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org
Cc: patches@...ts.linux.dev, linux-kernel@...r.kernel.org,
 torvalds@...ux-foundation.org, akpm@...ux-foundation.org, shuah@...nel.org,
 patches@...nelci.org, lkft-triage@...ts.linaro.org, pavel@...x.de,
 jonathanh@...dia.com, f.fainelli@...il.com, sudipm.mukherjee@...il.com,
 rwarsow@....de, conor@...nel.org, hargar@...rosoft.com, broonie@...nel.org,
 achill@...ill.org, sr@...dewatkins.com
Subject: Re: [PATCH 6.12 00/40] 6.12.57-rc1 review

Hi Greg,

On 10/31/25 07:00, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 6.12.57 release.
> There are 40 patches in this series, all will be posted as a response
> to this one.  If anyone has any issues with these being applied, please
> let me know.
> 
> Responses should be made by Sun, 02 Nov 2025 14:00:34 +0000.
> Anything received after that time might be too late.
>
...
> Steven Rostedt <rostedt@...dmis.org>
>      perf: Use current->flags & PF_KTHREAD|PF_USER_WORKER instead of current->mm == NULL
> 
This patch triggers a crash in one of our stress tests.

The problem is also seen in 6.18-rc5, so it is not LTS specific.

Guenter