Holger, On Wed, 7 Nov 2018, Holger Schurig wrote: > > Though SERIRQ is a really good hint. Let me look into the details of that a > > bit more. > > Maybe I have more hints to you: > > - nolapic=1 also helps Yeah, that's not surprising. Can you please provide /proc/interrupts for that with i915 module loaded ? > - preventing i915.ko from being loaded also helps That's interesting indeed. Btw, the off by one is a red herring, but still impressive detective work! > vector 44 is audio and vector 45 is i915. I started with removing i915 > first. After a reboot the behavior of the system changed: the "no vector > for"-message was gone. > > I added i915 again, rebooted, and the error was back. Could you please remove the i915 module and provide the output of lspci -vvv -s 00:02.0 Thanks, tglx