Xorg doesn't start and some other issues with the RC1 of kernel 6.10

[Christian Zigotzky]

On 30.05.24 14:51, Michael Ellerman wrote:
> Christian Zigotzky <chzigotzky at xenosoft.de> writes:
>> On 28.05.24 22:00, Christian Zigotzky wrote:
>>> Hi All,
>>>
>>> Xorg doesn't start anymore since the RC1 of kernel 6.10. We tested it
>>> with the VirtIO GPU and with some Radeon cards.
>>>
>>> Another error message: Failed to start Setup Virtual Console.
>>>
>>> Maybe this is the issue: + CONFIG_ARCH_HAS_KERNEL_FPU_SUPPORT=y
>>>
>>> Tested with FSL P5040, FSL P5020, and PASEMI boards.
>>>
>>> Could you please test Xorg on your PowerPC machines?
>>>
>>> Thanks,
>>> Christian
>> I tested the RC1 in a virtual e5500 QEMU PowerPC machine with Bochs VGA
>> (-device VGA,vgamem_mb=256) and Xorg doesn't start either.
>>
>> Error message: xf86OpenConsole: KDSETMODE KD_GRAPHICS failed
>> Inappropriate ioctl for device.
> That is presumably because of this:
>    https://lore.kernel.org/all/0da9785e-ba44-4718-9d08-4e96c1ba7ab2@kernel.org/
>
> cheers
Hello Michael,

Many thanks for the hint! :-)

I was able to revert this commit and Xorg works again. We tested it with 
a Radeon and a VirtIO-GPU.

@Skateman
I reduced the uImage. Please test it. Link: 
https://github.com/chzigotzky/kernels/releases/tag/v6.10.0-rc1-4

Have a nice weekend,

Christian