linux-kernel - Re: Running ttm_device_test leads to list_add corruption. prev->next should be next (ffffffffc05cd428), but was 6b6b6b6b6b6b6b6b. (prev=ffffa0b1a5c034f0) (kernel 6.7.5)

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Message-ID: <20240220184323.2c8b4f0a@yea>
Date: Tue, 20 Feb 2024 18:43:23 +0100
From: Erhard Furtner <erhard_f@...lbox.org>
To: Christian König <christian.koenig@....com>
Cc: Bagas Sanjaya <bagasdotme@...il.com>, Linux DRI Development
 <dri-devel@...ts.freedesktop.org>, Huang Rui <ray.huang@....com>, Maarten
 Lankhorst <maarten.lankhorst@...ux.intel.com>, Maxime Ripard
 <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, David Airlie
 <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>, Karolina Stolarek
 <karolina.stolarek@...el.com>, "Kirill A. Shutemov"
 <kirill.shutemov@...ux.intel.com>, Andrew Morton
 <akpm@...ux-foundation.org>, Zi Yan <ziy@...dia.com>, Linux Kernel Mailing
 List <linux-kernel@...r.kernel.org>, Linux Memory Management List
 <linux-mm@...ck.org>
Subject: Re: Running ttm_device_test leads to list_add corruption.
 prev->next should be next (ffffffffc05cd428), but was 6b6b6b6b6b6b6b6b.
 (prev=ffffa0b1a5c034f0) (kernel 6.7.5)

On Tue, 20 Feb 2024 14:50:04 +0100
Christian König <christian.koenig@....com> wrote:

> Yeah and that's probably the problem. The test is not supposed to be 
> compiled and executed on bare metal, but rather just as unit test 
> through user mode Linux.
> 
> We probably don't check that correctly in the kconfig for some reason. 
> Can you provide your .config file?
> 

Here's my v6.8-rc5 .config attached.

Regards,
Erhard

Download attachment "config_68-rc5_zen3+" of type "application/octet-stream" (147661 bytes)