Re: Recent -CURRENT and drm-66-kmod panic

From: Rainer Hurling <rhurlin_at_gwdg.de>
Date: Thu, 12 Mar 2026 17:12:44 UTC
Am 11.03.26 um 18:30 schrieb Roman Bogorodskiy:
>    Roman Bogorodskiy wrote:
> 
>>    Rainer Hurling wrote:
>>
>>> Am 27.02.26 um 18:16 schrieb Roman Bogorodskiy:
>>>> Hi,
>>>>
>>>> I've updated my and of January -CURRENT to today's version
>>>> (c3577fcf3fd0494cc992021d4debbca09241a49e), rebuilt
>>>> graphics/drm-66-kmod which is now at:
>>>>
>>>> Version        : 6.6.25.1600011_8
>>>>
>>>> System crashes during boot, full crash info is here:
>>>>
>>>> https://people.freebsd.org/~novel/misc/core-drm-66-kmod-6.6.25.1600011.txt
>>>>
>>>> Things work fine when booting the old kernel, even without rebuilding
>>>> the drm-66-kmod.
>>>>
>>>> Is that a known issue?
>>>>
>>>> Roman
>>>>
>>>
>>> Hmm, just a guess:
>>> Did you also rebuild something like graphics/gpu-firmware-intel-kmod?
>>
>> No, I didn't rebuild graphics/gpu-firmware-intel-kmod, only
>> graphics/drm-66-kmod.
>>
>> In the meantime I've opened an issue here:
>>
>> https://github.com/freebsd/drm-kmod/issues/419
>>
>> And as I commented there, the issue starts showing up for me with
>> freebsd-src commit 79b05e7f80eb482287c700f10da9084824199a05.
>>
>> I will check if rebuilding graphics/gpu-firmware-intel-kmod makes any
>> difference.
>>
>>> HTH,
>>> Rainer
>>>
> 
> Just did a quick test.
> 
>   - checked out latest -CURRENT (ff2c98b30b57b9763e2a6575f729bab676e6c025)
>   - build && reboot --> the same panic as before
>   - reverted 79b05e7f80eb482287c700f10da9084824199a05
>   - build && reboot --> system works fine
> 
> Didn't rebuild drm-66-kmod and related ports.
> 
> Roman

Is there a reason why you didn't try the latest CURRENT version together 
with newly built graphics/gpu-firmware-intel-kmod and drm-66-kmod 
related ports?

Sorry if I overlooked something.

Rainer