Problem booting a PowerBook G4 Aluminum after commit cd08f109 with CONFIG_VMAP_STACK=y

[Christophe Leroy]

Le 10/02/2020 à 13:55, Larry Finger a écrit :
> On 2/9/20 12:19 PM, Christophe Leroy wrote:
>> Do you have CONFIG_TRACE_IRQFLAGS in your config ?
>> If so, can you try the patch below ?
>>
>> https://patchwork.ozlabs.org/patch/1235081/
>>
>> Otherwise, can you send me your .config and tell me exactly where it 
>> stops during the boot.
> 
> Christophe,
> 
> That patch did not work. My .config is attached.
> 
> It does boot if CONFIG_VMAP_STACK is not set.
> 
> The console display ends with the "DMA ranges" output. A screen shot is 
> also appended.
> 
> Larry
> 

Hi,

I tried your config under QEMU, it works.

In fact your console display is looping on itself, it ends at "printk: 
bootconsole [udbg0] disabled".

Looks like you get stuck at the time of switching to graphic mode. Need 
to understand why.

Christophe