Created attachment 1787149 [details]
Kernel logs

1. Please describe the problem:

Fedora Workstation 33 @ kernel 5.12.6 + i915 graphic driver hard freezes in GDM. Graphics hardware: Intel Mobile GM45 Express Chipset.


2. What is the Version-Release number of the kernel:

Kernel 5.12.6-200.fc33.x86_64 (also 5.12.5)


3. Did it work previously in Fedora? If so, what kernel version did the issue
   *first* appear?  Old kernels are available for download at
   https://koji.fedoraproject.org/koji/packageinfo?packageID=8 :

Kernel 5.11.x works fine.


4. Can you reproduce this issue? If so, please provide the steps to reproduce
   the issue below:

Just use this kernel with this hardware.


5. Does this problem occur with the latest Rawhide kernel? To install the
   Rawhide kernel, run ``sudo dnf install fedora-repos-rawhide`` followed by
   ``sudo dnf update --enablerepo=rawhide kernel``:

I do no know...


6. Are you running any modules that not shipped with directly Fedora's kernel?:

No


7. Please attach the kernel logs. You can get the complete kernel log
   for a boot with ``journalctl --no-hostname -k > dmesg.txt``. If the
   issue occurred on a previous boot, use the journalctl ``-b`` flag.

See attachment