> Date: Fri, 25 Sep 2015 12:47:15 +0200 > From: Gregor Best <g...@unobtanium.de> > > Hi people, > > I just updated to a recent snapshot and once inteldrm attaches to my > > vga1 at pci0 dev 2 function 0 "Intel GM45 Video" rev 0x07 > > the screen turns blank. Disabling inteldrm with boot -c prevents that, > but then of course X won't start. I have already tried reverting the > "Enable MSI on devices that support it"-commit, but that doesn't seem to > be the culprit. The next one seems to be the "update inteldrm"-commit. > > How can I debug this?
I'm already onto that one. For some reason the G45/GM45 chipset goes down a codepath that does a null-pointer dereference.