[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



More information about the devel mailing list