-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 On Thu, Aug 11, 2022 at 11:30:50AM +0200, Martin Holst Swende wrote: > > On 8/11/22 10:59, Demi Marie Obenour wrote: > > On Thu, Aug 11, 2022 at 09:07:22AM +0200, Martin Holst Swende wrote: > > > > >>> Happy to try out any suggestion/experiment. > > >> > > >> 1. Does i915.enable_psr2_sel_fetch=0 help? > > > > > No, no change that I can see. > > > > Okay, so that is not the problem. > > > > >> 2. What X11 driver is Xorg using? If it is using Intel, does > > >> modesetting help? If it is using modesetting, does Intel help? > > > > > > > More full logs/notes can be found at > > > https://gist.github.com/holiman/83c76e4cd98d087719773486a77d9112#file-dom0_testing-txt > > > . > > > > > I'm not sure how to interpret the logs, it looks to me like "intel no, > > > modesetting yes". Not sure how/what to change here, given a nudge in the > > > right direction I can try to explore it more. > > > > That is what it looks like to me also. > > > > >> 3. Does HVM sys-gui-gpu work? What about PV (not PVH!) sys-gui-gpu? > > > > > I don't have a sys-gui-gpu at the moment, but will test that. This page > > > (https://www.qubes-os.org/doc/guivm-configuration/) is still the most > > > relevant/recent description, right? > > > > I think so? I don’t use sys-gui-gpu myself, and I will admit that there > > are quite a few bugs when using it. Still, if it works, then the > > possible parts of the code that could be to blame is much lower. If > > sys-gui-gpu in PV mode works, then the problem is almost certainly the > > userspace drivers (Mesa). If sys-gui-gpu in HVM mode works, but it > > fails in PV mode, then the problem is likely in the way i915 and Xen > > interact. > > > I have tested this now. When I boot, the problem remains. Opening the Qube > Manager shows that the sys-gui-gpu qube is not running. I tried starting it > from the manager, > and it led to immediate black screen, requiring a hard shutdown. The logs > for that qube are here:
dom0 will kernel panic if the GPU is removed from it while in use. I recommend preventing the i915 kernel module from being loaded in dom0 via the dom0 kernel command line. - -- Sincerely, Demi Marie Obenour (she/her/hers) Invisible Things Lab -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEdodNnxM2uiJZBxxxsoi1X/+cIsEFAmL0zgYACgkQsoi1X/+c IsEB3w//V5thcPTmgEQhPwd4/8qSZWx3OqmvEiNDkH4Mj+Aw1mVICbMprqeyhUz0 8rlJK2sjPvZvF0xNRRuHedtdolliw/R5u0pQWoTtQ+CJd3hPJsoEXRja8lyPVYdS UBvSNzPbsWZjCfE4uqEyHIhdEDmd53X/vvTikS9fu7x3+REdKTHd/tMR1yTB7bfw chLg67/FFU1fgHVGQAkj3Hi2Rh8NF1uzG4VRLo0XFf0JG+M+SSb9L9MKijUkZWJZ Qa9iuPn3wCrm9eNhWzskfatNnjh3PsYPVHH1f2X3bqH6TsGkpxbz2YyOVAp9PmDT uvGUooDlouFfClKRPxtmkjqvnrquVbdzUgE6OdW023MgA6m5/eF8nHQYZLw3qcAz apPwx9rjRKzRwE57saI+CFJGwuxlmD/8w9B+oWJ8bgXPcmEgmgM3rqsZrXgYM4uw Ktq6tM1KZYbNN7naMEowPhvrMMbu2xx5OMxkQ9wZsU1HxFVY2zwAcOQttXblt5lj VQEAUeysXvCffmrzhORqaUFuzBIX7iWoU5PCuCG2Pfb0YX9FeBhyaZlLLDA90R6m yp4YWyNAZeq0Gfn3gZd2IVcYSdw+HjuWdYPTdhfhOA0wq5SxVt8MEtKe+ZelSSiw bhZLV0PN+2ZLkIed5a0YM+FDnqIugLRNBMz50eeVzKAl8lInHyY= =Gu+c -----END PGP SIGNATURE----- -- You received this message because you are subscribed to the Google Groups "qubes-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to qubes-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/qubes-users/YvTOBm3bzTVfto24%40itl-email.