Comment # 25 on bug 1200461 from Mike DeMicco

(In reply to Thomas Blume from comment #24)
> (In reply to Mike DeMicco from comment #23)
> > There probably is some incompatibility with my hardware. I do believe the
> > computer is functioning properly as I've not had any other problems other
> > than this issue. 
> > 
> > As mentioned above, I tried generating a new initrd with my old kernel, and
> > got the system freeze too.
> 
> To find out more, could you please enable udev debug logging in:
> 
> /etc/udev/udev.conf
> 
> ?
> Afterwards, please reboot and reproduce the issue.
> Hopefully that will give some useful log output in the systemd journal.

See the attachment.