Follow-up to #54: Well, it turned out that my system freeze was caused by a defective VIDEO card! Can you believe that?! I also don't have the "hda-intel: IRQ timing ..." message any more.
Follow-up to #54:
Well, it turned out that my system freeze was caused by a defective VIDEO card! Can you believe that?! I also don't have the "hda-intel: IRQ timing ..." message any more.