[Intel-gfx] Linux 6.2.1 hits a display driver bug (list_del corruption, ffff88811b4af298->next is NULL)

[Jani Nikula]

On Sun, 05 Mar 2023, Ammar Faizi <ammarfaizi2 at gnuweeb.org> wrote:
> On Fri, Mar 03, 2023 at 03:06:18PM +0700, Bagas Sanjaya wrote:
>> Can you please try v6.1?
>
> It's reproducible in v6.1.9. I finally can reliably reproduce it, it
> only happens when I start a VM with qemu.
>
> Specifically adding this device to the qemu instance:
>
>   <hostdev mode="subsystem" type="pci" managed="yes">
>     <source>
>       <address domain="0x0000" bus="0x00" slot="0x02" function="0x0"/>
>     </source>
>     <address type="pci" domain="0x0000" bus="0x04" slot="0x00" function="0x0"/>
>   </hostdev>
>
> And that slot is used by this hardware:
>
>   0000:00:02:0 Intel Corporation TigerLake-LP GT2 [Iris Xe Graphics]
>
> Removing it from the qemu instance solves the issue. But it's still a
> kernel bug anyway.

Please file a bug at fdo gitlab:

https://gitlab.freedesktop.org/drm/intel/wikis/How-to-file-i915-bugs


BR,
Jani.

-- 
Jani Nikula, Intel Open Source Graphics Center