[FSL P50x0] Xorg always restarts again and again after the the PowerPC updates 5.13-1

[Christophe Leroy]

Le 04/05/2021 à 13:02, Christian Zigotzky a écrit :
> Am 04.05.21 um 12:07 schrieb Christian Zigotzky:
>> Am 04.05.21 um 11:49 schrieb Christophe Leroy:
>>>
>>>
>>> Le 04/05/2021 à 11:46, Christian Zigotzky a écrit :
>>>> Am 04.05.21 um 11:11 schrieb Christophe Leroy:
>>>>>
>>>>>
>>>>> Le 04/05/2021 à 11:09, Christian Zigotzky a écrit :
>>>>>> Am 04.05.21 um 10:58 schrieb Christophe Leroy:
>>>>>>>
>>>>>>>
>>>>>>> Le 04/05/2021 à 10:29, Christian Zigotzky a écrit :
>>>>>>>> On 04 May 2021 at 09:47am, Christophe Leroy wrote:
>>>>>>>>> Hi
>>>>>>>>>
>>>>>>>>> Le 04/05/2021 à 09:21, Christian Zigotzky a écrit :
>>>>>>>>>> Hi Christophe,
>>>>>>>>>>
>>>>>>>>>> Thanks for your answer but I think I don't know how it works with the cherry-pick.
>>>>>>>>>>
>>>>>>>>>> $ git bisect start
>>>>>>>>>
>>>>>>>>> As you suspect the problem to be specific to powerpc, I can do
>>>>>>>>>
>>>>>>>>> git bisect start -- arch/powerpc
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>> $ git bisect good 68a32ba14177d4a21c4a9a941cf1d7aea86d436f
>>>>>>>>>> $ git bisect bad c70a4be130de333ea079c59da41cc959712bb01c
>>>>>>>>>
>>>>>>>>> You said that powerpc-5.13-1 is bad so you can narrow the search I think:
>>>>>>>>>
>>>>>>>>> git bisect bad powerpc-5.13-1
>>>>>>>>> git bisect good 887f3ceb51cd3~
>>>>>>>> I tried it but without any success.
>>>>>>>>
>>>>>>>> git bisect bad powerpc-5.13-1
>>>>>>>>
>>>>>>>> Output:
>>>>>>>> fatal: Needed a single revision
>>>>>>>> Bad rev input: powerpc-5.13-1
>>>>>>>
>>>>>>> I don't understand, on my side it works. Maybe a difference between your version of git and 
>>>>>>> mine.
>>>>>>>
>>>>>>> In that case, just use the SHA corresponding to the merge:
>>>>>>>
>>>>>>> git bisect bad c70a4be130de333ea079c59da41cc959712bb01c
>>>>>>>
>>>>>>> Christophe
>>>>>> Do you use a BookE machine?
>>>>>
>>>>> No I don't unfortunately, and I have tried booting in QEMU a kernel built with your config, but 
>>>>> it freezes before any output.
>>>> You can use my kernels and distributions.
>>>>
>>>
>>> Ok, I'll see if I can do something with them.
>>>
>>> In the meantime, have you been able to bisect ?
>>>
>>> Thanks
>>> Christophe
>> I am bisecting currently.
>>
>> $ git bisect start -- arch/powerpc
>> $ git bisect good 887f3ceb51cd3~
>> $ git bisect bad c70a4be130de333ea079c59da41cc959712bb01c
> OK, there is another issue after the second bisecting step. The boot stops after loading the dtb and 
> uImage file. I can't solve 2 issues with bisecting at the same time.

In that case, you can use 'git bisect skip' to skip the one that is not booting at all.