[CentOS] 7.2 kernel panic on boot

Duncan Brown
Sat, 05 Dec 2015 07:35:46 -0000

On 04/12/2015 19:17, Marcelo Ricardo Leitner wrote:
> Em 03-12-2015 14:46, Duncan Brown escreveu:
>> Here is a couple of pictures,
>>
>> http://i.imgur.com/Vqvqn1H.jpg
>> http://i.imgur.com/WQaz1j9.png
>>
>> Any use?
>
> Of some. It's failing on ftrace initialization while allocating
> memory, but can't know the real reason. It can be just lack of memory
> or any other bug.
>
> Probably by that stage of the boot, framebuffer is already loaded. Use
> vga=0x317 boot option to get a bigger resolution and more lines on it,
> then send another pic.
>
> I hope it fits this time. If not, pick 0x31A, if your monitor allows.
>
> (kernel src, Documentation/fb/vesafb.txt)
>     | 640x480  800x600  1024x768 1280x1024
> ----+-------------------------------------
> 256 |  0x301    0x303    0x305    0x307
> 32k |  0x310    0x313    0x316    0x319
> 64k |  0x311    0x314    0x317    0x31A
> 16M |  0x312    0x315    0x318    0x31B
>
>   Marcelo
>
> _______________________________________________
Hi Marcelo

Thanks for the suggestion

I've worked through a decent selection and cant get any to show a higher
resolution than it's currently at, in fact most just leave me with a
blank screen

Note I can change the resolution all I want if I boot via the previous
kernel

cheers

Duncan