[sm750fb] Sunix 2D VGA controller causes kernel panic and crash on boot
Bartlomiej Zolnierkiewicz
b.zolnierkie at samsung.com
Tue Aug 1 09:41:38 UTC 2017
Hi,
I added staging mailing list and Greg to Cc:
(sm750fb driver is a part of STAGING subsystem,, not FBDEV one).
On Tuesday, August 01, 2017 08:44:42 AM Tommy Giesler wrote:
> I have recently submitted a bug report to the Ubuntu bugtracker, since
> one of our test installations of Ubuntu 17.10 kept failing to boot and I
> was pointed to this mailing list.
>
> The system is using a Sunix 2D graphics controller, which uses a Silicon
> Motion SM750, for video output.
>
> Starting with Kernel 4.11 the system was no longer able to boot when
> using the sm750fb module.
>
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1707641
>
> After blacklisting the module the system was working fine again. There
> were no known issues prior to Kernel 4.11.
>
> Since all the log files were already attached in the Ubuntu bugtracker,
> I hope it is fine, that I don't attach them here again.
>
> Please let me know, if you need any further information.
Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics
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